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13571 Sigma-Aldrich

Sodium sulfate decahydrate

puriss., meets analytical specification of Ph. Eur., BP, USP, ≥99.0% (calc. to the dried substance)

Synonym: Glauber’s salt

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Properties

Related Categories Chemical Synthesis, Essential Chemicals, Inorganic Salts, Research Essentials, Salts,
InChI Key   RSIJVJUOQBWMIM-UHFFFAOYSA-L
grade   puriss.
assay   ≥99.0% (calc. to the dried substance)
quality   meets analytical specification of Ph. Eur., BP, USP
impurities   acidity or alkalinity, complies
  residual solvents, complies
  ≤10 mg/kg heavy metals (as Pb)
  ≤200 mg/kg free alkali (as NaOH)
  ≤300 mg/kg free acid (as H2SO4)
loss   53-57% loss on drying, 130 °C
density   1.46 g/mL at 25 °C (lit.)
anion traces   chloride (Cl-): ≤100 mg/kg
cation traces   As: ≤2 mg/kg
  Ca: ≤50 mg/kg
  Fe: ≤5 mg/kg
  Mg: ≤100 mg/kg
  Zn: ≤20 mg/kg
suitability   complies for appearance of solution
  complies for identity
Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
1

Documents

Certificate of Analysis

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Protocols & Articles
Peer-Reviewed Papers
15

References

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