New non-toxic auxiliary heat stabilizer of calcium, zinc and rare earth This ... in water.As a new type of PVC auxiliary heat stabilizer, its transmittance is high, non-toxic and tasteless; ... tasteless field, promote the upgrading of the Calcium/Zinc compound stabilizer, it is widely used in medical, food packaging and ... max.Solution in toluene(1g/20ml)clear PVC heat stabilizer dibenzoylmethane(dbm)