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Methyl Sulfonic Acid

Other Name: MSA; Methylsulphonic acid, Sulphomethane;

                     Alkanesulfonic acid; acidemethanesulfonique; Kyselina methansulfonova;

                     kyselinamethansulfonova; Methylsulphonicacid; Sulphonethane;

                     Mesic acid; Methanesulfonicacidaqsoln;

CAS No.:75-75-2

M.F. : CH4O3S 
Mol.wt :96.10

Molecular Weight: 96.11g/mol

Melting Point: 19 °C

Boiling Point: 167 °C10 mm Hg(lit.)

Density: 1.481 g/mL at 25 °C(lit.)

Refractive Index:  n20/D 1.429(lit.)

Flash Point: >230 °F

Appearance: clear liquid

Storage Tempreture: 2-8°C

Transport Information: UN 2586/ 8/ PG III

 

Specification

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Items
Standard
Appearance
Clear liquid
Purity by weight %
70+/-0.5
99 min
Color (APHA)
<20
50 max
Cl-(PPM)
<8
10 max
SO42-(PPM)
<100
50 max
Fe3+(PPM)
<10
3 max
Ca2+(PPM)
<5
3 max
Na+(PPM)
<5
3 max
Oxidizabes(PPM)
<20
30 max
Density(18/4 )
1.345-1.36
1.4812

 

Application

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As solvent, it is usually used as catalyst for the reaction of alkylation, esterify and poplymerization, and it is also used for pharmaceutical industry and electroplate.

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