OFFICIAL TITLE · ENGLISH INDEX

GB/T 3780.21-2006

炭黑第21部分：橡胶配合剂筛余物的测定水冲洗法

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WithdrawnRecommendedNational standard

Level: National standard
Status: Withdrawn
Nature: Recommended
Issuing body: 国家市场监督管理总局
Issued: 2006-08-01
Effective: 2007-01-01
Standard family: GB/T 3780.21
Classification: CCS G49 · ICS 83 橡胶和塑料工业 83.040 橡胶和塑料用原料 83.040.20 橡胶合成配料 83.040.30 塑料的辅料和添加剂 " >83.040.20;83.040.30 83 橡胶和塑料工业 83.040 橡胶和塑料用原料 83.040.20 橡胶合成配料 83.040.30 塑料的辅料和添加剂 · 化工

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Version history

Earlier editions: GB/T 3780.21-2002 Withdrawn

Later editions: GB/T 3780.21-2016 Withdrawn, GB/T 3780.21-2025 In force

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