Sulfur Chemicals
Name:
 Methanesulfonic acid
Synonyms:
 Methylsulfonic acid; Alkanesulfonic acid; MSA; Methanesulfonic acid
Molecular Structure:
 Methanesulfonic acid

[ Structure image courtesy of chemBlink ]
Molecular Formula:
CH4O3S
Molecular Weight:
96.10
CAS Registry Number:
75-75-2
EINECS:
200-898-6
UN:
2585/2586/3265
Specification:
 Appearance  Colorless to yellowish clear oily liquid or solid
 Assay (%)  99 min. (85 min. 70 min.)
 Color (APHA  50 max. (25 max. 10 max.)
 Chloride (as Cl, ppm)  20 max. (10 max. 5 max.)
 Sulfate (as SO4, ppm)  20 max. (20 max. 20 max.)
 Iron (ppm)  5 max. (5 max. 3 max.)
 Heavy metals (as Pb, ppm)  5 max. (5 max. 5 max.)
Package:
250 kg net in PE drum.