Sodium tetraborate decahydrate ACS reagent, 500G

SKU:
S9640-500G
  • $75.50

    • Description

    Sodium tetraborate decahydrate

    ACS reagent, ≥99.5%

    Synonym: Borax decahydrate, Sodium borate decahydrate

    • CAS Number 1303-96-4

       

    • Linear Formula Na2B4O7 · 10H2O

       

    • Molecular Weight 381.37

       

    •  EC Number 215-540-4

       

    •  MDL number MFCD00149193

       

    •  PubChem Substance ID 329824630

       

    •  NACRES NA.21

    Properties

    Related Categories Chemical Synthesis, Essential Chemicals, Inorganic Salts, Research Essentials, Salts,
    More...
    Quality Level 200
    grade ACS reagent
    vapor pressure 0.213 hPa ( 20 °C)
    assay ≥99.5%
    form powder or crystals
    impurities ≤0.005% Insoluble matter
    pH 9.15-9.20 (25 °C, 0.01 M in solution)
    density 1.73 g/mL at 25 °C (lit.)
    anion traces chloride (Cl-): ≤0.001%
     - phosphate (PO43-): ≤0.001%
     - sulfate (SO42-): ≤0.005%
    cation traces Ca: ≤0.005%
     - Fe: ≤5 ppm
     - heavy metals (as Pb): ≤0.001%
    SMILES string O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].[O-]B1Ob2ob([O-])ob(O1)o2
    InChI 1S/B4O7.2Na.10H2O/c5-1-7-3-9-2(6)10-4(8-1)11-3;;;;;;;;;;;;/h;;;10*1H2/q-2;2*+1;;;;;;;;;;
    InChI key CDMADVZSLOHIFP-UHFFFAOYSA-N

    Packaging

    2.5 kg in poly drum

    25, 500 g in poly bottle

    4×2.5 kg in poly bottle

    Safety Information

    Symbol 
    GHS07,GHS08
    Signal word 
    Danger
    Hazard statements 
    H319 - H360FD
    Precautionary statements 
    P201 - P202 - P264 - P280 - P305 + P351 + P338 - P308 + P313
    RIDADR 
    NONH for all modes of transport
    WGK Germany 
    WGK 1
    RTECS 
    VZ2275000
    Flash Point(F) 
    Not applicable
    Flash Point(C) 
    Not applicable