GB 46996-2025 Superfine powder extinguishing agent

GB 150-1998 Steel pressure vessels GB/Z 150-2025 Guide for magnetizing behaviour of permanent magnets GB/T 150.1-2011 Pressure vessels—Part 1:General requirements GB/T 150.1-2024 Pressure vessels—Part 1:General requirements GB/T 150.2-2011 Pressure vessels—Part 2:Materials GB/T 150.2-2024 Pressure vessels—Part 2:Materials GB/T 150.3-2011 Pressure vessels—Part 3:Design GB/T 150.3-2024 Pressure vessels—Part 3:Design GB/T 150.4-2011 Pressure vessels—Part 4:Fabrication,inspection and testing,and acceptance GB/T 150.4-2024 Pressure vessels—Part 4:Fabrication,inspection and testing,and acceptance GB/T 535-1995 Ammonium sulphate GB/T 535-2020 Fertilizer grade ammonium sulphate GB/T 622-1989 Chemical reagent—Hydrochloric acid GB/T 622-2006 Chemical reagent—Hydrochloric acid GB/T 3864-1996 Industrial nitrogen GB/T 3864-2008 Industrial nitrogen GB/T 3864-2025 Industrial nitrogen GB/T 4509-2010 Standard test method for penetration of bitumen GB/T 6682-1992 Water for analytical laboratory use—Specification and test methods GB/T 6682-2008 Water for analytical laboratory use—Specification and test methods GB 14922-2022 Laboratory animal—Microbiological and parasitical standards and monitoring GB 14922.1-2001 Laboratory animal—Standards and monitoring for parasitology GB 14922.2-2001 Laboratory animal—Microbiological standards and monitoring GB 14922.2-2011 Laboratory animal—Microbiological standards and monitoring GB 14923-2001 Laboratory animal—Genetic quality control of mammalian laboratory animals GB 14923-2010 Laboratory animal—Genetic quality control of mammalian laboratory animals GB 14923-2022 Laboratory animal—Genetic quality control SH 0004 XF 602-2013 Dry powder fire extinguisher device