06306 Sigma-Aldrich

Sodium hydroxide

≥98.5%, microprills

Synonym: ‘Caustic soda’


Related Categories Acids & Bases, Bases, Chemical Synthesis, Essential Chemicals, Inorganic Bases,
vapor density   >1 (vs air)
vapor pressure   <18 mmHg ( 20 °C)
  3 mmHg ( 37 °C)
assay   ≥98.5%
form   microprills
impurities   ≤1% Na2CO3
mp   318 °C(lit.)
anion traces   chloride (Cl-): ≤200 mg/kg
  sulfate (SO42-): ≤500 mg/kg
cation traces   Fe: ≤10 mg/kg

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Suggested Laboratory Gloves

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