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"Rokem Group, headquartered in Shanghai, is one of the leading manufactures of fine chemicals and marine products in China. Main production sites are located at:

Qingdao Auxiliary Chemical Co., Ltd

Binzhou Auxiliary Chemical Co., Ltd

which cover area of more than 145,000 square meters. Products are approved by many huge tire producers in the world including Michelin, Continental, Bridgestone, etc.

Rokem is also one of the few companies approved by Chinese government to import and export Precursors and Chemicals used in production of Narcotic Drugs and Psychotropic Substances."

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Rokem DPG is diphenyl guanidine, a grayish-white powder or granular accelerator.

Rokem DPG

Rokem 6PPD is N-(1,3-Dimethylbutyl)-N’-phenyl-p-phenylenediamine, a dark brown grain accelerator.

Rokem 6PPD

Rokem MALEIC ANHYDRIDE has ash content of 0.001% and iron content of 0.32 ppm.

Rokem MALEIC ANHYDRIDE

Rokem CP-70 is Chlorinated Paraffinwax - 70, a white to light yellow powder.

Rokem CP-70

Rokem CBS is N-cyclohexyl-2-benzothiazole sulfenamide, a grayish-white powder or granular accelerator.

Rokem CBS

Rokem TBBS is N-tert-butylbenzothiazole-2-sulfenamide, a grayish-white powder or granular accelerator.

Rokem TBBS

Rokem

"Rokem Group, headquartered in Shanghai, is one of the leading manufactures of fine chemicals and marine products in China. Main production sites are located at:

Qingdao Auxiliary Chemical Co., Ltd



Rokem - Fine Chemicals - Marine Products - Tire Producers

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Rokem DPG - Accelerator - Guanidines - Knowde

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	Value	Units	Test Method / Conditions
IMP	min. 144	°C	-
FMP	146-150	°C	-
Ash	max. 0.5	%	-
Drying Loss	0.5	% max	-
Assay	96	% min	-
Size (100 mesh for powder only)	0.1	% max	-
Oil content (for oiled powder only)	1-2	%	-

Rokem DPG

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