Carbomer Acrylic acid Polymers CAS:9007-20-9
Name: | carbomer |
Specification: | 95% |
CAS number: | 9003-01-4 |
Molecular formula: | C5H10O2 |
Test Item |
Specification |
|
Appearance |
Bulk white to yellow powder |
|
Viscosity (20r/min, 25℃, mPa.s) Brookfiled RVDV-2T |
0.2% aqueous solution |
19,000-35,000 |
0.5% aqueous |
40,000-70,000 |
|
Solution clarity (420nm, % UV) |
0.2% aqueous solution |
>85 |
0.5% aqueous solution |
>85 |
|
Carboxylic acid content % |
56.0-68.0 |
|
PH value |
2.5-3.5 |
|
Residual benzene (%) (GC) |
<0.5% |
|
Loss on drying (%) |
<3.0 |
|
Heavy metal /ppm |
<10 |
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