... for NR,IR,SBR,NBR,HRand EPDM. Properties Grayish white powder with a little odor ,no poison.The density is 1 ... GradeFirst GradeQualified GradeAppearance(Visual Inspection)Gray-White powderInitial.M.P.≥99.098.096.0Loss on Drying,≤0.200.300.50Ash,≤0 ... .200.300.40Residues(150um),≤0.050.050.10 White powder rubber accelerator CBS(CZ)