Molecular Formula | C4H7NaO3S |
Molar Mass | 158.15 |
Density | 1.59[at 20℃] |
Melting Point | >300°C(lit.) |
Water Solubility | 523g/L at 20℃ |
Vapor Presure | 0Pa at 20℃ |
Appearance | White flakes |
Color | White to Almost white |
Storage Condition | Inert atmosphere,Room Temperature |
Refractive Index | 1.475 |
MDL | MFCD00065344 |
Physical and Chemical Properties | White crystalline powder. Soluble in water, difficult to dissolve in alcohol. |
Use | It is mainly used as the third monomer in the production of acrylic fiber, which can improve the dyeing and heat resistance of acrylic fiber |
Hazard Symbols | Xi - Irritant |
Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. R43 - May cause sensitization by skin contact |
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37 - Wear suitable protective clothing and gloves. |
WGK Germany | 1 |
Raw Materials | Sodium sulfite Sodium sulfite 3-Chloro-2-methylpropene |