Study on the Pretreatment and the Standard of Pretreatment of Polystyrene-type Macroporous Absorbing Resins and the Releasing of DEHP from PVC Bags

• 苯乙烯型大孔吸附树脂预处理和合格标准研究及注射用PVC软袋增塑剂（DEHP）的溶出研究