ASTM D 4937-1996 标准详情
- 标准号:ASTM D 4937-1996
- 中文标题:用气相色谱法测试p-苯二胺抗降解剂纯度的标准试验方法
- 英文标题:standard test method for p-phenylenediamine antidegradants purity by gas chromatography
- 标准类别:美国材料与试验协会ASTM
- 发布日期:1996-06-10
1.1 This test method covers the determination of the purity of Class I, II, and III p-phenylenediamine (PPD) antidegradants as described in Practice D 4676 by gas chromatography (GC) detection and area normalization for data reduction.1.2 The values
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