Description of raw materials:<br> 1, promoter MBTS (DM)-75 is a promoter consisting of 75% dithyl benzodialycerides and 25% binding elastomers. <br> 2, promoter MBTS (DM)-75 standard packaging for devern cartons, a single box of net weight of 25 kg, each batch of weight tolerances not more than 3 inches.
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