Quality specifications£º
Medicinal carbomer voluntary standards
Name of index |
National pharmacopoeia standard£¨USPNF 20£© |
appearance |
White and loose powder, with a light odor smell.. |
viscosity |
15¡«30Pa.s |
PH |
2.5¡«3.5 |
benzene |
¡Ü0.01% |
Drying weightlessness |
¡Ü2.0% |
Heating remains |
¡Ü2.0% |
Heavy metals |
¡Ü20ppm |
Containing carboxylic acid radical |
56.0¡«68.0% |
Packing of product£º10kg/box |
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