环氧树脂凝胶时间测定方法
Determination of gelation time of epoxide resins
Determination of gelation time of epoxide resins
Epoxide resins-Determination of sodium ion
Plastics-Polyether polyols-Part 1 :Designation system
Plastics-Polyether polyols-Part 2:Specification
Plasties-Polyether polyols Part 4:Determination of sodium and potassium
Plastics-Polyamidesn Part 2 :Determination of water content
Plastics-Unplasticized poly(vinyl chloride)(PVC-U) moulding and extrusion materials-Part 2: Preparation oftest specimens and determination of properties
Polyvinyl chloride paste-Determination of apparent viscosity by the Brookfield test method
Determination for molecular weight of polyacrylamide by viscometry
Designation of polyacrylamide