pvc additive for pvc pipe 1. rare earth / lead based compound stabilizer 2. non-toxic ca/zn compound stabilizer tribasic lead sulfate TBLSdibasic lead phosphite DBLPdibasic lead stearate DBLSPVC Pipe 1. Rare-earth composite stabilizer (PVC Pipe)-lead based stabilizer TypeAppearanceLead content ,%Reference feed rate (phr)ApplicationJX-04-6White /yellowish, Flake /granular30±1.04.6~5.0Pipefitting , ...