ASTM D 4569-2002 标准详情
- 标准号:ASTM D 4569-2002
- 中文标题:橡胶助剂.测定硫磺中酸度的标准试验方法
- 英文标题:standard test method for rubber chemicals - determination of acidity in sulfur
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2002-12-10
1.1 This test method covers the determination of the acid material, which disassociates in distilled water, that is present in sulfur. The acidity is determined by an electrometric or visual titration.1.2 The values stated in SI units are to be regar
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