Material 材质 | Test Item 测试项目 | Sample size样品量 |
PVC 垫片及粒料 (GB14944-1994) |
sensory test (外观+浸泡液) | 20pcs(粒料20g) |
Potassium permanganate consumption高锰酸钾消耗量 | 20pcs(粒料20g) | |
Heavy metal as lead重金属(以铅计)(粒料不需测) | 20pcs | |
Evaporation residue in water水中蒸发残渣 | 20pcs | |
Evaporation residue in 20%ethanol20%乙醇中蒸发残渣 | 20pcs | |
Evaporation residue in 4% acetic acid(粒料残渣只测此项) | 20pcs(粒料100g) | |
Evaporation residue in 65% ethanol65%乙醇中蒸发残渣 | 20pcs | |
VCM 单体 | 5g |
测试周期:7个工作日