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S8045 Sigma-Aldrich

Sodium hydroxide

BioXtra, ≥98% (acidimetric), pellets (anhydrous)

Synonym: ‘Caustic soda’

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Properties

Related Categories Acids & Bases, Bases, Chemical Synthesis, Core Bioreagents, Essential Chemicals,
vapor density   >1 (vs air)
vapor pressure   <18 mmHg ( 20 °C)
  3 mmHg ( 37 °C)
InChI Key   HEMHJVSKTPXQMS-UHFFFAOYSA-M
product line   BioXtra
assay   ≥98% (acidimetric)
form   pellets (anhydrous)
impurities   ≤0.0005% Phosphorus (P)
  ≤0.1% Insoluble matter
mp   318 °C (lit.)
solubility   H2O: 1 M, clear, colorless
anion traces   chloride (Cl-): ≤0.005%
  sulfate (SO42-): ≤0.05%
cation traces   Al: ≤0.0005%
  Ca: ≤0.0005%
  Cu: ≤0.0005%
  Fe: ≤0.0005%
  K: ≤0.02%
  Mg: ≤0.0005%
  Pb: ≤0.001%
  Zn: ≤0.0005%

Description

Packaging

1 kg in poly bottle

500 g in poly bottle

Application

Sodium hydroxide has been used:
• to adjust pH of solutions
• in the process of scraping cells from culture plate
• for the preparation of formaldehyde solution
• for the sanitation of chromatography column

Safety & Documentation

Safety Information

Symbol 
GHS05  GHS05
Signal word 
Danger
Hazard statements 
RIDADR 
UN 1823 8 / PGII
WGK Germany 
1
RTECS 
WB4900000

Documents

Certificate of Analysis

Certificate of Origin

Protocols & Articles

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Peer-Reviewed Papers
15

References

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