{ "vercy": "1.0-draft", "publication": { "status": "research-draft", "adjudicationStatus": "unreviewed", "publishableCanonical": false, "generatedAt": "2026-09-12T10:59:47Z", "providers": [ "Codex" ], "breadth": "recalled by Codex without web access - no source was read", "missingProviders": [], "pass": 2, "cost": { "grok": { "seconds": 21.3, "error": "Reading additional input from stdin...\nOpenAI Codex v0.153.4\n--------\nworkdir: R:\\02_PROJECTS\\02_Meta_Models_Platforms\\Ver.cy\\current\\thing-registry-backlog\nmodel: gpt-6-astra\nprovider: openai\napproval: never\nsandbox: read-only\nreasoning effort: none\nreasoning summaries: none\nsession id: 01a09544-a52f-7a62-8e3d-5b3e2579d102\n--------\nuser\nDescribe what is already known about one registered thing. Answer as JSON only, no prose around it.\n\nThing: lithium metaborate\nSense to describe: (none recorded)\nDomain code: PHY.MAT\nAlso known as: (none)\n\n\nContext for this batch of 1001 things:\n# Batch 044: 1", "usd": 0.0, "recall": true }, "codex": { "seconds": 88.7, "error": "Reading additional input from stdin...\nOpenAI Codex v0.153.4\n--------\nworkdir: R:\\02_PROJECTS\\02_Meta_Models_Platforms\\Ver.cy\\current\\thing-registry-backlog\nmodel: gpt-6-astra\nprovider: openai\napproval: never\nsandbox: read-only\nreasoning effort: none\nreasoning summaries: none\nsession id: 01a09544-a526-7121-bc68-e862b044f70d\n--------\nuser\nYou are drafting a Vercy meta-model for one registered thing. Answer as JSON only, no prose around it.\n\nThing: lithium metaborate\nRegistry id: vr.tr.lithium-metaborate\nPlane / domain: PHY / PHY.MAT\nRegistry definition: (none recorded)\nNames folded into this en" } }, "enrichment": { "pass": 3, "engine": "claude", "producedAt": "2026-10-06T12:00:00Z", "ingestedAt": "2026-10-06T08:56:07+00:00", "fields": [ "agent_conduct", "ethics", "failure_modes_and_hazards", "owners", "standards_and_regulation", "visual_identification" ] }, "gate": { "passed": true, "version": "1.0", "at": "2026-10-07T10:10:29+00:00", "evidence": [ "completeness 1.00", "sense: Wikidata description", "2 live sources", "review by codex: pass" ] } }, "metaModel": { "id": "THING-Q3080967", "registryId": "vr.tr.lithium-metaborate", "name": "lithium metaborate", "version": "0.1.0-research.1", "entryKind": "thing", "family": "Thing Registry", "domain": [ "PHY.MAT" ], "status": "research-draft" }, "canonicalUrl": "https://ver.cy/models/thing/q3080967/", "model": { "registry_id": "vr.tr.lithium-metaborate", "name": "lithium metaborate", "purpose": "Enable an agent to identify lithium metaborate, assess a particular lot's condition and analytical suitability, and determine the evidence needed before handling or using it.", "definition": "Lithium metaborate is an inorganic lithium borate of nominal composition LiBO2, commonly used as a fusion flux to convert mineral and other inorganic samples into material suitable for elemental analysis.", "scope_statement": "This model owns vr.tr.lithium-metaborate in PHY / PHY.MAT: the substance LiBO2, its identity, grade, impurities, physical condition and material-specific use constraints, with explicit boundaries to hydrates, formulated fluxes and analytical processes.", "in_scope": [ "Chemical identity and distinction from other lithium borates", "Lot-specific assay, impurity profile and analytical blank contribution", "Water content, physical form and storage-dependent condition", "Thermal and dissolution properties with measurement conditions", "Suitability as a fusion-flux component", "Evidence governing hazards, handling and jurisdictional identity" ], "out_of_scope": [ "Lithium tetraborate and other distinct borate substances", "Hydrates as independently established substance identities", "Complete commercial flux formulations containing lithium metaborate", "Fusion equipment design and analytical instrument operation", "Sample composition and the final analytical result", "Manufacturing workflows and supplier commercial records" ], "distinguishing_features": [ "Anhydrous lithium metaborate has formula LiBO2 and a Li:B atomic ratio of 1:1; identity should be supported by composition and phase evidence rather than appearance alone. [NIST identity record](https://webbook.nist.gov/cgi/cbook.cgi?ID=C13453695)", "Distinguish lithium tetraborate, Li2B4O7, by its different stoichiometry; a metaborate-tetraborate blend must be recorded as a mixture.", "Check measured water content and identity documentation before treating a hydrated or moisture-exposed material as anhydrous LiBO2.", "Cross-check the label against CAS 13453-69-5 and EC 236-631-5, while retaining the source of each identifier. [Supplier identity record](https://www.sigmaaldrich.com/US/en/product/aldrich/254282)", "Distinguish chemical assay from trace-metals-basis purity: a low metal-impurity specification alone does not establish the total LiBO2 mass fraction." ], "characteristics": [ { "name": "Substance identity", "kind": "category", "unit_or_values": "LiBO2; identifiers with issuing source and verification status", "why_it_matters": "Prevents substitution with another lithium borate or a formulated flux." }, { "name": "Lithium-to-boron ratio", "kind": "measurement", "unit_or_values": "mol/mol; nominally 1:1", "why_it_matters": "Tests metaborate stoichiometry, although a bulk ratio alone cannot establish phase purity." }, { "name": "LiBO2 assay", "kind": "measurement", "unit_or_values": "Mass % with method, uncertainty and as-received or dry basis", "why_it_matters": "Supports material accounting and comparison between lots." }, { "name": "Purity specification basis", "kind": "category", "unit_or_values": "Chemical assay; metals basis; trace metals basis; other explicitly defined basis", "why_it_matters": "Prevents unlike supplier purity claims from being treated as equivalent." }, { "name": "Elemental impurities", "kind": "measurement", "unit_or_values": "mg/kg by element, with detection limits and analytical method", "why_it_matters": "Determines whether the flux can compromise target-analyte measurements." }, { "name": "Water and heating mass loss", "kind": "measurement", "unit_or_values": "Mass % water; mass % loss under specified temperature, duration and atmosphere", "why_it_matters": "Separates direct water measurements from nonspecific heating losses." }, { "name": "Physical and phase condition", "kind": "state", "unit_or_values": "Powder or granules; crystalline or glassy if established; free-flowing or caked; solid or molten", "why_it_matters": "Connects handling and thermal behavior to the actual material state." }, { "name": "Melting behavior", "kind": "measurement", "unit_or_values": "°C with phase, method and atmosphere; supplier literature value 845 °C pending primary-source verification", "why_it_matters": "Provides a thermal reference without prescribing a fusion operating temperature. [Supplier property record](https://www.sigmaaldrich.com/US/en/product/aldrich/254282)" }, { "name": "Dissolution behavior", "kind": "measurement", "unit_or_values": "g/L at specified temperature and medium; dissolution time under stated conditions", "why_it_matters": "Supports evaluation of transfer from fused material into analytical solution." }, { "name": "Validated application", "kind": "relation", "unit_or_values": "Links to tested matrix, flux formulation, preparation method and acceptance evidence", "why_it_matters": "Limits suitability claims to demonstrated analytical conditions." }, { "name": "Hazard and regulatory assessment", "kind": "relation", "unit_or_values": "Applicable SDS, jurisdiction, revision date, classification and exposure-limit source", "why_it_matters": "Keeps handling decisions tied to current evidence for the actual material." } ], "affordances": [ "Verify a candidate material against lithium metaborate identity evidence.", "Qualify or reject a lot for specified analytes using impurity data and measured blanks.", "Determine whether moisture or storage changes require reassessment before weighing.", "Evaluate lithium metaborate as a component of a validated fusion formulation.", "Track when fusion or dissolution changes the material into a mixture or solution requiring another model.", "Determine handling and disposal prerequisites from the applicable material and process evidence." ], "agent_conduct": { "may": [ "Describe lithium metaborate as a fusion flux used to prepare samples for elemental analysis.", "Report hazards and handling rules from safety data sheets." ], "must_not": [ "Handle the powder without the protection its safety data sheet requires.", "Use fusion furnaces without heat protection and trained supervision.", "Report analytical results without stating the preparation method and its limits.", "Dispose of flux waste against local rules." ], "requires_human": [ "Approving analytical results used in mining, environmental or legal decisions." ] }, "ethics": { "considerations": [ "Borates may harm fertility with repeated exposure; workers need protection.", "Analytical results guide mining and environmental decisions that affect communities." ], "affected_parties": [ "Laboratory workers", "Communities affected by assay-based decisions", "Clients of the laboratory" ] }, "owners": { "steward": "The laboratory or business that holds it; chemical safety authorities regulate supply and use.", "master_systems": [ "National chemical inventories" ] }, "visual_identification": [ "A white powder or glassy beads.", "Used in platinum crucibles in automated fusion instruments." ], "failure_modes_and_hazards": [ "Burns from molten flux and hot crucibles.", "Reproductive toxicity concerns with repeated exposure.", "Analytical bias from incomplete fusion." ], "standards_and_regulation": [ "Globally Harmonized System of Classification and Labelling of Chemicals (GHS), United Nations." ], "what_it_is_for": [ "Lithium metaborate is used in analytical laboratories as a fusion flux for minerals, rocks and other inorganic materials.", "It helps convert samples into forms suitable for elemental analysis, with reagent purity and sample composition affecting its suitability." ] }, "sources": [ { "id": "wikidata", "title": "Wikidata item Q3080967: lithium metaborate", "url": "https://www.wikidata.org/wiki/Q3080967", "url_status": "live", "what_it_supports": "identity and sense of the item", "checked_by": "wikidata-api" }, { "id": "wikipedia-en", "title": "Wikipedia: Lithium metaborate", "url": "https://en.wikipedia.org/wiki/Lithium_metaborate", "url_status": "live", "what_it_supports": "general description of the item", "checked_by": "wikidata-api sitelink" } ], "structure": { "bundles": [ { "id": "metaborate-identity", "name": "Metaborate identity", "description": "Establishes which lithium borate is present and resolves ambiguous identifiers.", "rationale": "Lithium metaborate must remain distinguishable from tetraborate, hydrates and mixed flux products.", "layers": [ { "id": "formula-and-identifiers", "name": "Formula and identifiers", "description": "Connects the registry entry to independently supported chemical identity.", "findings": [ { "id": "anhydrous-identity-anchor", "name": "Anhydrous identity anchor", "description": "NIST records lithium metaborate as BLiO2 with molar mass 49.751 g/mol. [NIST record](https://webbook.nist.gov/cgi/cbook.cgi?ID=C13453695)", "questions": [ { "text": "Do the lot label, certificate and identity analysis consistently identify anhydrous LiBO2?", "kind": "definition", "id": "anhydrous-identity-anchor-q01" }, { "text": "Which read sources establish each CAS, EC and PubChem identifier, distinguishing a PubChem CID from a supplier substance SID?", "kind": "provenance", "id": "anhydrous-identity-anchor-q02" } ] } ] }, { "id": "borate-and-mixture-boundaries", "name": "Borate and mixture boundaries", "description": "Separates substance identity from hydration, impurities and deliberate formulation.", "findings": [ { "id": "composition-is-not-phase-proof", "name": "Composition is not phase proof", "description": "The model requires evidence beyond a matching bulk Li:B ratio when another borate phase or a mixture could explain the measurement.", "questions": [ { "text": "What composition and phase measurements distinguish this material from lithium tetraborate or a multiphase mixture?", "kind": "measurement", "id": "composition-is-not-phase-proof-q01" }, { "text": "Is detected water adsorbed moisture, evidence of a hydrate, or unresolved?", "kind": "boundary", "id": "composition-is-not-phase-proof-q02" }, { "text": "Does deliberate addition of tetraborate or a release agent require linking this material to a separate formulation record?", "kind": "boundary", "id": "composition-is-not-phase-proof-q03" } ] } ] } ] }, { "id": "analytical-grade-and-blank", "name": "Analytical grade and blank", "description": "Relates lot composition to the analytical task that the flux must support.", "rationale": "A flux can contribute the same elements being measured, making suitability analyte-specific.", "layers": [ { "id": "assay-interpretation", "name": "Assay interpretation", "description": "Makes purity claims comparable only when their measurement bases agree.", "findings": [ { "id": "purity-basis-must-be-explicit", "name": "Purity basis must be explicit", "description": "Supplier grades use different conventions: an ACS product lists an assay range extending above 100%, while another specifies trace-metals-basis purity; these are not interchangeable mass-fraction claims. [ACS specification](https://www.sigmaaldrich.com/US/en/product/sigald/402966), [Trace metals specification](https://www.sigmaaldrich.com/US/en/product/aldrich/254282)", "questions": [ { "text": "What does the stated purity measure, and which impurities does its calculation exclude?", "kind": "definition", "id": "purity-basis-must-be-explicit-q01" }, { "text": "What method, basis and uncertainty explain the reported assay, including any result above 100%?", "kind": "measurement", "id": "purity-basis-must-be-explicit-q02" } ] } ] }, { "id": "analyte-background", "name": "Analyte background", "description": "Evaluates the flux contribution at the actual preparation scale.", "findings": [ { "id": "lot-specific-blank-budget", "name": "Lot-specific blank budget", "description": "The proposed model connects each target element's lot concentration to flux mass, dilution and an observed preparation blank.", "questions": [ { "text": "What are the measured concentrations and reporting limits for the target analytes in this lot?", "kind": "measurement", "id": "lot-specific-blank-budget-q01" }, { "text": "At the intended flux-to-sample ratio and dilution, does its contribution satisfy the method's blank criterion?", "kind": "action", "id": "lot-specific-blank-budget-q02" }, { "text": "Would lithium or boron introduced by the flux prevent the intended determination?", "kind": "boundary", "id": "lot-specific-blank-budget-q03" } ] } ] } ] }, { "id": "water-form-and-thermal-state", "name": "Water, form and thermal state", "description": "Records the condition of the material as received, stored and heated.", "rationale": "Material conditioning and phase affect weighing and preparation, but cannot be inferred from grade names.", "layers": [ { "id": "water-and-storage-condition", "name": "Water and storage condition", "description": "Separates moisture evidence from supplier drying labels and storage history.", "findings": [ { "id": "condition-at-use", "name": "Condition at use", "description": "Water content, heating mass loss and caking are separate observations; none alone proves a specific hydrate or contamination mechanism.", "questions": [ { "text": "What direct water measurement and specified loss-on-drying or loss-on-fusion result describe the current material?", "kind": "measurement", "id": "condition-at-use-q01" }, { "text": "What opening, storage and conditioning history could explain a change from the certified condition?", "kind": "provenance", "id": "condition-at-use-q02" } ] } ] }, { "id": "phase-dependent-properties", "name": "Phase-dependent properties", "description": "Qualifies thermal and density measurements by physical state and test conditions.", "findings": [ { "id": "thermal-reference-is-conditional", "name": "Thermal reference is conditional", "description": "A reported melting point is a reference property; application temperatures require separate evidence for the actual material and formulation.", "questions": [ { "text": "Which phase, atmosphere and measurement method support the adopted melting behavior?", "kind": "measurement", "id": "thermal-reference-is-conditional-q01" }, { "text": "Are reported density values true density or bulk density, and for which physical form?", "kind": "measurement", "id": "thermal-reference-is-conditional-q02" }, { "text": "Is there evidence for boiling, volatilization or decomposition under the conditions of interest rather than an unsupported boiling-point value?", "kind": "provenance", "id": "thermal-reference-is-conditional-q03" } ] } ] } ] }, { "id": "fusion-and-analytical-transfer", "name": "Fusion and analytical transfer", "description": "Connects material properties to matrix breakdown and the resulting analytical preparation.", "rationale": "Lithium metaborate's usefulness as a flux depends on the sample and the required downstream preparation.", "layers": [ { "id": "matrix-and-flux-fit", "name": "Matrix and flux fit", "description": "Defines evidence for selecting this borate within a particular preparation method.", "findings": [ { "id": "silicate-flux-use", "name": "Silicate flux use", "description": "Lithium metaborate is supplied for fusion of silicates and other rock-forming minerals; this establishes an application, not universal matrix compatibility. [Supplier application description](https://www.thermofisher.com/order/catalog/product/A16145.36)", "questions": [ { "text": "Which sample matrices have demonstrated acceptable decomposition and analyte recovery with this material?", "kind": "provenance", "id": "silicate-flux-use-q01" }, { "text": "What evidence supports pure metaborate versus a metaborate-tetraborate formulation for the intended matrix?", "kind": "action", "id": "silicate-flux-use-q02" } ] } ] }, { "id": "melt-to-measurement", "name": "Melt to measurement", "description": "Tracks whether the fused product meets the requirements of its analytical destination.", "findings": [ { "id": "preparation-endpoint-evidence", "name": "Preparation endpoint evidence", "description": "A homogeneous bead and a completely transferred solution are distinct endpoints that need their own acceptance evidence.", "questions": [ { "text": "Does the intended method require a glass bead or dissolution of the fused material?", "kind": "definition", "id": "preparation-endpoint-evidence-q01" }, { "text": "What measurements establish homogeneity, residual solids, analyte recovery and stability of that preparation?", "kind": "measurement", "id": "preparation-endpoint-evidence-q02" }, { "text": "At what transformation does the material cease to be a lithium metaborate lot and become a sample-bearing glass or solution?", "kind": "boundary", "id": "preparation-endpoint-evidence-q03" } ] } ] } ] }, { "id": "handling-and-use-constraints", "name": "Handling and use constraints", "description": "Records the evidence needed to handle the supplied borate and assess proposed uses.", "rationale": "Chemical classification, powder exposure and molten-flux operations require different evidence and controls.", "layers": [ { "id": "classification-and-exposure", "name": "Classification and exposure", "description": "Binds chemical hazard decisions to applicable documentation.", "findings": [ { "id": "classification-requires-applicable-evidence", "name": "Classification requires applicable evidence", "description": "The draft leaves hazard classes and exposure limits unresolved until the relevant SDS and jurisdictional sources are read.", "questions": [ { "text": "Which current SDS applies to this composition and jurisdiction, and what classification does it give?", "kind": "provenance", "id": "classification-requires-applicable-evidence-q01" }, { "text": "Is an applicable exposure limit substance-specific, borate-related or a general particulate limit, and how is it expressed?", "kind": "measurement", "id": "classification-requires-applicable-evidence-q02" }, { "text": "What handling controls follow from the documented exposure assessment for the actual physical form?", "kind": "action", "id": "classification-requires-applicable-evidence-q03" } ] } ] }, { "id": "contact-and-residue-compatibility", "name": "Contact and residue compatibility", "description": "Connects proposed operations to container compatibility and the composition of resulting residues.", "findings": [ { "id": "use-conditions-change-constraints", "name": "Use conditions change constraints", "description": "Crucible suitability and waste handling must account for the sample, additives and thermal history alongside lithium metaborate.", "questions": [ { "text": "What evidence establishes crucible compatibility under the intended sample chemistry, atmosphere and temperature?", "kind": "provenance", "id": "use-conditions-change-constraints-q01" }, { "text": "Which contaminants or additives change the handling and disposal requirements of used flux relative to unused material?", "kind": "boundary", "id": "use-conditions-change-constraints-q02" }, { "text": "What unresolved compatibility evidence must be obtained before the proposed operation is accepted?", "kind": "action", "id": "use-conditions-change-constraints-q03" } ] } ] } ] }, { "id": "evidence-and-external-alignment", "name": "Evidence and external alignment", "description": "What the world already says about this thing, gathered so the model can be checked against it.", "rationale": "A model that cannot be lined up against existing standards, identifiers and practice cannot be adopted by anyone who already uses them.", "layers": [ { "id": "reported-evidence", "name": "Reported evidence", "description": "Findings from the breadth pass, kept separate from the structural claims.", "findings": [ { "id": "evidence-confidence-notes", "name": "Check these first", "description": "Recalled without web access and unsourced; every item is a lead to verify.", "evidence": [ "This is recall-based information; no sources were consulted.", "Verify phase-specific melting data, solubility and density before adding numerical material constants.", "Confirm current hazard classifications, exposure limits and jurisdiction-specific requirements from authoritative records; commercial grade names do not establish purity." ], "questions": [ { "id": "evidence-confidence-notes-q01", "text": "Which of these check these first hold for the sense of lithium metaborate this model covers, and on what evidence?", "kind": "provenance" } ] }, { "id": "evidence-kinds", "name": "Kinds and varieties", "description": "Recalled without web access and unsourced; every item is a lead to verify.", "evidence": [ "Analytical reagent grade", "High-purity trace-analysis grade" ], "questions": [ { "id": "evidence-kinds-q01", "text": "Which of these kinds and varieties hold for the sense of lithium metaborate this model covers, and on what evidence?", "kind": "provenance" } ] }, { "id": "evidence-identifiers", "name": "Identifiers and schemes", "description": "Recalled without web access and unsourced; every item is a lead to verify.", "evidence": [ { "scheme": "CAS Registry Number", "value_or_pattern": "13453-69-5", "note": "Identifies lithium metaborate; mixtures sold as fusion fluxes require separate composition information." }, { "scheme": "Chemical formula", "value_or_pattern": "LiBO2", "note": "Specifies a lithium-to-boron atomic ratio of 1:1." } ], "questions": [ { "id": "evidence-identifiers-q01", "text": "Which of these identifiers and schemes hold for the sense of lithium metaborate this model covers, and on what evidence?", "kind": "provenance" } ] }, { "id": "evidence-real-world-use", "name": "Real-world use", "description": "Recalled without web access and unsourced; every item is a lead to verify.", "evidence": [ "Fusion decomposition of rocks, soils, ores and refractory inorganic materials before elemental analysis.", "Preparation of fused samples that can be dissolved for ICP-OES or ICP-MS analysis.", "Component of lithium borate flux mixtures used to prepare glass beads for X-ray fluorescence analysis." ], "questions": [ { "id": "evidence-real-world-use-q01", "text": "Which of these real-world use hold for the sense of lithium metaborate this model covers, and on what evidence?", "kind": "provenance" } ] }, { "id": "evidence-measurements", "name": "Typical measurements", "description": "Recalled without web access and unsourced; every item is a lead to verify.", "evidence": [ { "quantity": "Molar mass", "typical_range": "Approximately 65.75", "unit": "g/mol" } ], "questions": [ { "id": "evidence-measurements-q01", "text": "Which of these typical measurements hold for the sense of lithium metaborate this model covers, and on what evidence?", "kind": "provenance" } ] }, { "id": "evidence-failure-modes-and-hazards", "name": "Failure modes and hazards", "description": "Recalled without web access and unsourced; every item is a lead to verify.", "evidence": [ "Molten flux and heated crucibles present severe burn hazards.", "Incomplete fusion can leave undissolved sample and bias analytical results.", "Trace impurities in the flux can contaminate analytical blanks.", "Loss of volatile sample constituents during fusion can bias their measured concentrations.", "Unsuitable flux composition or cooling conditions can produce crystallized or nonuniform analytical beads." ], "questions": [ { "id": "evidence-failure-modes-and-hazards-q01", "text": "Which of these failure modes and hazards hold for the sense of lithium metaborate this model covers, and on what evidence?", "kind": "provenance" } ] }, { "id": "evidence-neighbours", "name": "Neighbouring kinds and how to tell them apart", "description": "Recalled without web access and unsourced; every item is a lead to verify.", "evidence": [ { "name": "Lithium tetraborate", "difference": "Has composition Li2B4O7 and a lithium-to-boron atomic ratio of 1:2, rather than the 1:1 ratio of lithium metaborate." }, { "name": "Lithium metaborate-lithium tetraborate fusion flux", "difference": "Is a formulated mixture with a specified component ratio rather than the single compound LiBO2." }, { "name": "Sodium metaborate", "difference": "Contains sodium instead of lithium and has nominal anhydrous composition NaBO2." } ], "questions": [ { "id": "evidence-neighbours-q01", "text": "Which of these neighbouring kinds and how to tell them apart hold for the sense of lithium metaborate this model covers, and on what evidence?", "kind": "provenance" } ] } ] } ] } ] }, "openQuestions": [ "What is the verified PubChem CID for the intended anhydrous identity, and how should contradictory supplier formula metadata be resolved? NIST reports BLiO2 while a Thermo Fisher product page displays B4H14Li2O7 under the lithium metaborate name. [NIST](https://webbook.nist.gov/cgi/cbook.cgi?ID=C13453695), [Supplier page](https://www.thermofisher.com/order/catalog/product/A16145.36)", "Which primary measurements establish phase-dependent melting behavior, density, solubility and high-temperature volatilization or decomposition?", "Under the intended storage conditions, how rapidly does water content change, and what validated conditioning procedure preserves an interpretable assay?", "Which current hazard classifications, exposure limits and regulatory obligations apply in the intended jurisdiction?", "Which matrices, analytes, crucible materials and flux formulations have validated recovery, blank and preparation-stability evidence for the intended use?" ], "statistics": { "bundles": 6, "layers": 11, "findings": 17, "questions": 33 } }