Rubber Additive Actor-512a

We are offering rubber additive actor-512a. item appearance white or light yellow powder detail（325 grit number pass through efficiency） % ≥99.5 assay (hplc) % ≥96.0 m ,p (capillary pipe) 165-168℃ water content (80℃,12hr dry weight loss) % ≤0.40 ash content (950℃,2hr) % ≤0.40 period of validity ( dry well-ventilated area avoiding direct exposure to sunlight) 12 months