GB/T 31515-2015 Seamless polyethylene-aluminum coextruded composite tube

GB/T 8808 GB/T 29336-2012 Multi-layer coextruded tube for cosmetics ASTM F 1307 GB/T 191-2000 Packaging—Pictorial marking for handling of goods GB/T 191-2008 Packaging—Pictorial marking for handling of goods GB/T 2828.1-2003 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB/T 2828.1-2012 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB/T 4789.2-2003 Microbiological examination of food hygiene—Detection of aerobic bacterial count GB/T 4789.2-2008 Microbiological examination of food hygiene—Aerobic plate count GB 4789.2-2010 National food safety standard Food microbiological examination:Aerobic plate count GB 4789.2-2016 Food Safety National Standards Microbial Test: Colony-forming Unit Determination GB 4789.2-2022 Food Safety National Standard Microbiological Test for Food: Colony Count Determination GB/T 4789.3-2003 Microbiological examination of food hygiene—Detection of Coliform bacteria GB/T 4789.3-2008 Microbiological examination of food hygiene—Enumeration of coliforms GB 4789.3-2010 National food safety standard Food microbiological examination:Enumeration of coliforms GB 4789.3-2016 Food Safety National Standards Microbial Test: Count of Escherichia Coli Group GB/T 4789.15-2003 Microbiological examination of food hygiene—Enumeration of molds and yeasts GB 4789.15-2010 National food safety standard Food microbiological examination:Enumeration of moulds and yeasts GB 4789.15-2016 Food Safety National Standards Microbial Test: Counting of Molds and Yeasts GB/T 5009.60-2003 Method for analysis of hygienic standard of products of polyethylene, polystyrene and polypropyrene for food packaging GB/T 5009.156-2003 General principle for the determination of migration of packaging materials and their products GB 5009.156-2016 National Food Safety Standard: General Guidelines for Pretreatment Methods of Migration Test for Food Contact Materials and Products GB/T 16422.2-1999 Plastics—Methods of exposure to laboratory light sources—Part 2:Xenon—arc sources GB/T 16422.2-2014 Plastics—Methods of exposure to laboratory light sources—Part 2:Xenon-arc sources GB/T 16422.2-2022 Plastics—Methods of exposure to laboratory light sources—Part 2:Xenon-arc lamps GB/Z 21274-2007 Determination of regulated substances(lead,mercury and cadmium)in electrical and electronic equipment GB/Z 21275-2007 Determination of regulated substance (hexavalent chromium) in electrical and electronic equipment GB 4789.3-2025 Food Safety National Standards Microbial Test for Food Escherichia coli Counting GB/T 191-2025 Graphical symbols marking for handling and storage of packages