The method for determining organic tin compound ( OTC ) heat stabilizer in PVC is described.
介绍了一种在常温下测定聚氯乙烯(PVC)塑料中有机锡化合物 ( OTC ) 热稳定剂方法.
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Tin compound was coated on the surface of the calcium zincate by chemical deposition.
采用化学沉积法在四边形锌酸钙表面包覆一层金属锡化合物.
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