砌筑水泥
Masonry cement
Masonry cement
The test sieving method for fineness of cement
Limit and determination of the water-soluble chromium(?)content for cement
Limits of radionuclides in building materials
Paints and varnishes-Cross-cut test(ISO 2409:2020,IDT)
Cellular plastics and rubbers-Determination of apparent density(ISO 845:2006,IDT)
Methods for chemical analysis of iron,steel and alloy The sodium (potassium) periodate photometric method for the determination of manganese content
Methods for hemieal analysis of iron, steel and alloyThe neocuproine chloroform exraction photometric method forthe determination of copper content
Douche to wash anus
Sanitary ware-gravity water flushing devices and supports