【求助】astm standards

ASTM D4052-09

http://bbs.instrument.com.cn/shtml/20081126/1605479/

ASTM D3238-95(2000)
http://bbs.instrument.com.cn/shtml/20070917/984202/

ASTM D2501-91(2000) 石油润滑油粘度-重力常数(VGC)的计算试验方法

ASTM D2007-03 Standard Test Method for Characteristic Groups in Rubber Extender and Processing Oils and Other Petroleum-Derived Oils by the Clay-Gel Absorption Chromatographic Method

ASTM D 1218-2002 液态烃的折射率和折射分散度的测试方法

ASTM D 923-97 电绝缘液体的抽样方法

ASTM D 445-2004透明和不透明液体运动粘度的测试方法