ASTM D5376-1993(1998) 标准详情
- 标准号:ASTM D5376-1993(1998)
- 中文标题:在橡胶防老剂TMQ聚合橡胶助剂,测定氮百分含量的标准测试方法
- 英文标题:Standard Test Method for Rubber Chemicals-Determination of the Percent Nitrogen in Rubber Antioxidant Polymerized TMQ
- 标准类别:美国材料与试验协会ASTM
- 发布日期:1993
1.1 This test method covers the determination of the nitrogen content of polymerized 2,2,4-trimethyl-1,2-dihydroquinoline (TMQ). It is based on a potentiometric titration of an acetone solution of TMQ with perchloric acid in acetic acid. 1.2 The va
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