GB 7457-1987.Deter mi nation of total alkali content and totalfatty matter conte...

国家标准2023.07.21

GB 7458-1987.Determination of moisture and volatile matter content in soaps一Oven...

国家标准2023.07.21

GB 7459-1987.Deter lnatiom of coatent of ethanol- insoluble matter io soaps.1适用范...

国家标准2023.07.21

GB 8978-1996.Integrated wastewater discharge standard.为贯彻《中华人民共和国环境保护法》、《中华人民共和国...

国家标准2023.07.21

GB 7461-1987.Deter mination of unsaponifiable snd unsaponified matter in soaps.5...

国家标准2023.07.21

GB 7463-1987.Surface active agents- Determination of the power to disperse calci...

国家标准2023.07.21

GB 4689.8-1984.Leather一Determination of shri okage temperature.GB 4689.8规定了测定皮革收...

国家标准2023.07.21

GB 4689.9-1984.Leather - Measurement of the flexing endurance .GB 4689.9规定了测定皮革表...

国家标准2023.07.21

GB 4689.3-1984.Leather一Sampling一Number of items for a gross sample .GB 4689.3规定了...

国家标准2023.07.21

GB 4689.4-1984.Leather一Physical testiog - Measurement of thickness.GB 4689.4适用于任...

国家标准2023.07.21