卡波姆
详细说明
Carbomer (9007-20-9)
Formula: C3H4O2
M.W.: 72.06
Appearance: Incompact White powder
Specifications: #940
Identification: Pass
Viscosity of 0.2% water solution (20r/min, 25℃, mPa·S): 19,000 - 30,000
Viscosity of 0.5% water solution (20r/min, 25℃, mPa·S): 40,000 - 55,000
Transmittance of 0.2% water solution (420nm, %): 95% min
Transmittance of 0.5% water solution (420nm, %): 95% min
Residual solvent (Benzene): 0.5% max
Residual monomer (Free acrylic acid): 0.25% max
Loss on drying: 2.0% max
Packing density (g/100ml): 21.0 - 27.0
Pb+As+Hg+Sb: 10ppm max
Package: in 20kg carton
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