CAS No. 5421-46-5

Molecular Formula: C2H7NO2S

Assay(as TGA)	60±1%
Pb	Max 2ppm
Iron(Fe)	Max 1ppm
Arsenic(As2O3)	Max 1ppm
Dithiodiglycolic acid	Max 2.0%
Heavy metals	Max 2ppm
ph	5-6
Residue on ignition	Max 0.25%

Molecular Formula: C2H7NO2S
Molecular Weight: 109.15
Hazard Symbols: T
UN Number: 2810
WGKGermany: 1
PackingGroup: III
HS Code: 29309090

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Appearance	Clear colorless solution
Purity	70%
Specific Gravity (ρ 20,g/cm3)	1.24(25℃ )
PH	6.0-6.8(25℃ )

Purity: 99,0%

Boiling point: 115℃[at 101 325 Pa]

Density: 1.22

Melting point: 139-139.5 °C

Vapor pressure: 0.001Pa at 25℃

Proportion: 1.245 (25℃)

MW: 109.15

Assay： 50%， 60%， 70% (check your demand)
Pb： 2ppm Max
Iron(Fe)： 1ppm Max
Arsenic(As2O3)： 1ppm Max
Dithiodiglycolic acid： 2.0% Max
Heavy metals： 2ppm Max
ph： 5-6
Residue on ignition: 0.25% Max

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