Item

Standard

Packing

High grade

First grade

Qualified

Appearance

Light yellow or gray white crystals

25kg/bag

Initial Melting
Point

66.0

66.0

65.0

Heat Loss

0.30%

0.40%max

0.50%max

Additive Content

0.25%max

0.30%max

0.35%max

Properties

Light yellow or gray white crystals, inodorous,
density is 1.17-1.30g/cm 3 , insoluble in water,
dilute acid and alkali, a little soluble in gasoline,
soluble in acetone, benzene, methyl benzene,
carbon disulfide and chloroform, stimulative to the
skin and respiratory tract, storage is stable.

Applications

A fast curing accelerator and vulcanization agent for
natural rubber, styrene-butadiene rubber,
acrylonitrile-butadiene rubber, butyl rubber,
polybutadiene rubber and lates. Suitable for making
electrical cable, coated fabric, rubber shoes, tires
and colored products, etc..