الوصف

pply to the tyres, plastic and other products. Items for a gifted class for qualified goods Appearance of white or yellow powder or granular start melting point, ℃ ≥ **0.0 **5.0 **0.0 Ash, % ≤ 0.*0 0.*0 0.*0 Heating reduction, % ≤ 0.*0 0.*0 0.*0 Head of more than **0 sieve, % ≤ 0.*0 0.*0 0.*0 Feature: Wei Ku non-toxic, insoluble in water. Soluble in alcohol and ether, and so on. Effective material content of *9.5 (%) 2, 2 '-Dibenzothiazyl disulfide