Raw materials
Carbomer 980 |
Test Items | Specifications | Test Methods |
0.5% aqueous solution viscosity | 40000mPa·s - 60000mPa·s | Rotary viscometer |
0.2% aqueous solution viscosity | 13000mPa·s - 30000mPa·s | Rotary viscometer |
0.5% aqueous solution transmittance(420nm) | Not less than 92% | UV |
0.2% aqueous solution transmittance(420nm) | Not less than 92% | UV |
Residual ethyl acetate | Not more than 0.5% | Gas chromatography |
Residual cyclohexane | Not more than 0.3% | Gas chromatography |
Acrylic acid | Not more than 0.25% | HPLC |
Loss on drying | Not more than 2.0% | Oven |
Packaging:
20kg carton boxes lined with PE bags.
Storage Conditions:
Preserved in unopened original containers in a cool dry place before using; kept away from direct sunlight, heat, moisture and oxygen.
Shelf Life:
This product may be stored for 24 months in the unopened original containers below 25℃.
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