EMAIL THIS PAGE TO A FRIEND
06306 Sigma-Aldrich

Sodium hydroxide

≥98.5%, microprills

Synonym: ‘Caustic soda’

Purchase

Properties

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.)
solubility   water: soluble1260 g/L at 20 °C
anion traces   chloride (Cl-): ≤200 mg/kg
  sulfate (SO42-): ≤500 mg/kg
cation traces   Fe: ≤10 mg/kg

Description

Other Notes

A -D suffix exists for administrative purposes only.
All -D packages are 100% the same product, same quality, same specification as the package sizes previously sold without a -D.

Price and Availability

Suggested Laboratory Gloves


Laboratory GlovesThis substance has been tested against several types of hand protection for CE compliance. Click below to find the recommended gloves for handling this product.



Safety & Documentation

Safety Information

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

Related Content

Molarity Calculator and Normality Calculator for Acids and Bases

The molarity calculator tool provides lab-ready directions describing how to prepare an acid or base solution of specified Molarity (M) or Normality (N) from a concentrated acid or base solution.  To...

Peer-Reviewed Papers
15

References

Set your institution to view full text papers.
Related Products

Technical Service:

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Bulk Ordering & Pricing:

Need larger quantities for your development, manufacturing or research applications?