GB/T 15042-2008/IEC 60923 :2006.Auxiliaries for lamps- Ballasts for discharge la...

国家标准2023.07.20

GB/T 19940-2005.Chrome powder- Determination of chromium(VI).GB/T 19940规定了粉状铬鞣剂中...

国家标准2023.07.20

GB/T 19941-2005.Leather and fur- Chemical tests-Determination of formaldehyde co...

国家标准2023.07.20

GB/T 4689. 20-1996.Leather- Determination of adhesion of finish.1范围GB/T 4689. 20...

国家标准2023.07.20

GB/T 4689. 21-1996.Leather - Determination of absorption of water.5试样用模刀切取试样,切时粒...

国家标准2023.07.20

GB/T 4689. 22-1996.Leather- Determination of air permeability.4.2 秒表:精度0.1 s.4.3...

国家标准2023.07.20

GB/T 9983-2004.Industrial sodium tripolyphosphate.1范围GB/T 9983规定了工业三聚磷酸钠的产品分类、技术...

国家标准2023.07.20

GB/T 9984.1-2004.The measurement of whiteness for industrial sodium tripolyphosp...

国家标准2023.07.20

GB/T 9984.2-2004.Sodium tripolyphosphate for industrial use-Determination of tot...

国家标准2023.07.20

GB/T 9984.3-2004.Sodium tripolyphosphate for industrial use- Separation by ion e...

国家标准2023.07.20