Carbomer940/carbopol940

Key Attributes.

Items Standards Outer appearance white loose powder Viscosity 40000~60000 mPa.s PH value 2.5~3.5 Benzene = 0.01% Loss on drying =2.0% Residue on ignition (%) = 2.0% Heavy Metal =20ppm Carboxylic acid (–COOH) 56.0~68.0%   Character : It can produce a permanent low-viscosity emulsions and colloidal suspensions arising from high level of transparency,and has good properties of iron-resistance.   Usage:It is mostly used in local drug delivery system, could used as thickener for           cosmetics.   Packing: 10KG/Carton or 20KG/Carton