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101964 di-Sodium tetraborate decahydrate

101964
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Overview

Replacement Information

Key Specifications Table

CAS #EC NumberHill FormulaChemical FormulaMolar Mass
1303-96-4 215-540-4 B₄Na₂O₇*10H₂O Na₂B₄O₇*10 H₂O 381.32 g/mol

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      Glass bottle 25 g
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      Description
      Catalogue Number101964
      SynonymsBorax, Sodium biborate decahydrate, Sodium borate decahydrate
      Descriptiondi-Sodium tetraborate decahydrate
      References
      Product Information
      CAS number1303-96-4
      EC index number005-011-01-1
      EC number215-540-4
      Hill FormulaB₄Na₂O₇*10H₂O
      Chemical formulaNa₂B₄O₇*10 H₂O
      Molar Mass381.32 g/mol
      HS Code2840 19 90
      Quality LevelMQ100
      Applications
      Applicationdi-Sodium tetraborate decahydrate certified secondary standard reference material for pH measurement; directly traceable to primary SRM from NIST/PTB pH(S)=9.18₀ (25°C) Certipur®. CAS 1303-96-4.
      Biological Information
      Physicochemical Information
      Density1.72 g/cm3 (20 °C)
      Melting Point75 °C Elimination of water of crystallisation
      pH value9.2 (47 g/l, H₂O, 20 °C)
      Vapor pressure0.213 hPa (20 °C)
      Bulk density750 kg/m3
      Solubility49.74 g/l
      Dimensions
      Materials Information
      Toxicological Information
      LD 50 oralLD50 Rat 2660 mg/kg
      LD 50 dermalLD50 Rabbit > 2000 mg/kg
      Safety Information according to GHS
      Hazard Pictogram(s) Hazard Pictogram(s)
      Hazard Pictogram(s)
      Hazard Statement(s)H360FD: May damage fertility. May damage the unborn child.
      H319: Causes serious eye irritation.
      Precautionary Statement(s)P201: Obtain special instructions before use.
      P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
      P308 + P313: IF exposed or concerned: Get medical advice/ attention.
      Signal WordDanger
      RTECSVZ2275000
      Storage class6.1 D Non combustible, acute toxicity cat. 3 / toxic or substances with chronic effects
      WGKWGK 1 slightly hazardous to water
      Disposal3
      Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
      Safety Information
      Hazard Symbols Hazard SymbolsToxic
      Categories of dangertoxic for reproduction
      R PhraseR 60-61-36
      May impair fertility.May cause harm to the unborn child.Irritating to eyes.
      S PhraseS 53-45-26
      Avoid exposure - obtain special instructions before use.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
      Product Usage Statements
      Storage and Shipping Information
      StorageStore at +15°C to +25°C.
      Packaging Information
      Transport Information
      Supplemental Information
      Specifications
      pH-value (25 °C)9.180 - 9.186
      Identitypasses test

      Documentation

      di-Sodium tetraborate decahydrate SDS

      Title

      Safety Data Sheet (SDS) 

      di-Sodium tetraborate decahydrate Certificates of Analysis

      Product Number PackagingSpecificationLot Number
      1019640025 Glass bottlePDF Specification Document

      Certificates

      Title
      Certificate ISO 17025 accreditation (English)
      Certificate ISO 17025 accreditation - annex
      DAKKS - Accreditation ISO Guide 34 - Production of conductivity standard solutions, element standard solutions, pH-reference solids, pH-reference solutions, water standards and titirimetric standards

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      Categories

      Analytics and Sample Preparation > Reference Materials > Certipur® Reference Material for Reliable Calibration in pH Measurement
      Reagents, Chemicals and Labware > Inorganic Reagents > Instrumental Inorganic Analysis > Certipur® Standards, Reference Materials and Buffers > Certipur® Reference Material for Reliable Calibration in pH Measurement > Certified Secondary Reference Buffer Solutions and Substances
      Analytics and Sample Preparation > Reference Materials > Certipur® Reference Material for Reliable Calibration in pH Measurement > Certified Secondary Reference Buffer Solutions and Substances