Name:Dimethyl sulfoxide(DMSO)
Cas:67-68-5
EINECS: 200-664-3
Formula: C2H6OS
Molar mass: 78.13 g/mol
Colorless transparent liquid,miscible with water and many other organic solvents.
Typical weak sulfide odor.
Melting point:18.5oC
Boiling point:189oC(1 atm)
Decomposition point:190oC(1 atm)
Density:1.10 g/cm³(20oC)
Log Kow:-1.35(20oC)
Viscosity:43.5 dynes/cm(20oC,Close cup)
Flash point:87oC
Self ignition temp:300oC
Specification sheet:
Tech grade GB/T 21395-2004 II type
Item | Spec |
Appearance | Colorless Clear Liquid Or Solid |
Assay (By GC) | 99.96% Min |
M.P.(Melting Point,oC) | 18.30 min |
Transmittance (400nm) | 99% Min |
Acid Value(mg KOH/g) | 0.02 max |
Refraction Index (20oC) | 1.4778-1.4800 |
Density (25 oC),g/ml | 1.0940-1.1030 |
Water | 0.03% Max |
Density (25 oC),g/ml | 1.0940-1.1030 |
Color(APHA) | 10 max |
Electronic grade
Item | Spec |
Appearance | Colorless Clear Liquid Or Solid |
Assay (By GC) | 99.98% Min |
M.P.(Melting Point,oC) | 18.30 min |
Transmittance (400nm) | 99% Min |
Acid Value(mg KOH/g) | 0.01 max |
Refraction Index (20oC) | 1.4778-1.4800 |
Color(APHA) | 10 max |
Water | 0.03% max |
Density(25 oC) g/ml | 1.0940-1.1030 |
Na | 10 ppb* |
Mg | 10 ppb |
Al | 10 ppb |
K | 10 ppb |
Ca | 10 ppb |
Cr | 10 ppb |
Mn | 10 ppb |
Fe | 10 ppb |
Ni | 10 ppb |
Cu | 10 ppb |
Zn | 10 ppb |
Pb | 10 ppb |
*ppb:parts per billion(ug/kg)
Application:
Pharmaceutical synthesis solvent
Agrochemical solvent
Electronic materials(low metal content)
Carbon fiber
 |
Packing:
225Kg/Plastic drum
1100KG IBC
24-25 MT/ISO TANK
 |  |
Production Capacity:10000MT per year
Regulation compliance:Rohs, EU-Reach,KKDIK,K-Reach etc.
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