Number Name Status
  • GB/T 15000.8-2023 《Directives for the work of reference materials—Part 8: Good practice in using reference materials》 Active Products
  • GB/T 10322.9-2023 《Iron ores—Determination of specific surface area—Test method using air-permeability apparatus (Blaine)》 Active Products
  • GB/T 16753-2023 《Terms for silicate building products》 Active Products
  • GB/T 9439-2023 《Grey iron castings》 Active Products
  • GB/T 1621-2023 《Ferric chloride for industrial use》 Active Products
  • GB/T 20119-2023 《Steel wire ropes for balance》 Active Products
  • GB/T 3278-2023 《Hot-rolled steel plates, sheets and strips for tools》 Active Products
  • GB/T 3279-2023 《Hot-rolled spring steel plates, sheets and strips》 Active Products
  • GB/T 18950-2023 《Rubber and plastics hoses—Methods of exposure to laboratory light sources—Determination of changes in colour, appearance and other physical properties》 Active Products
  • GB/T 10357.4-2023 《Test of mechanical properties of furniture—Part 4:Stability of storage units》 Active Products
  • GB/T 10357.5-2023 《Test of mechanical properties of furniture—Part 5:Strength and durability of storage units》 Active Products
  • GB/T 4893.8-2023 《Test of surface coatings of furniture—Part 8: Determination of resistance to abrasion》 Active Products
  • GB/T 23963-2023 《Diethylamine for industrial use》 Active Products
  • GB/T 23962-2023 《Ethylamine for industrial use》 Active Products
  • GB/T 8038-2023 《Coking toluene—Determination of hydrocarbon impurities—Gas chromatography》 Active Products
  • GB/T 19590-2023 《Nanoscale calcium carbonate》 Active Products
  • GB/T 14097-2023 《Reciprocating internal combustion engines—Limit values of emitted noise》 Active Products
  • GB/T 7744-2023 《Hydrofluoric acid for industrial use》 Active Products
  • GB/T 3728-2023 《Ethyl acetate for industrial use》 Active Products
  • GB/T 3729-2023 《n-Butyl acetate for industrial use》 Active Products
  • GB/T 13217.5-2023 《Inks drying inspection method》 Active Products
  • GB/T 22904-2023 《Paper, board and pulp—Determination of total chlorine and organically bound chlorine》 Active Products
  • GB/T 2678.6-2023 《Paper, board and pulp—Determination of water-soluble sulfates》 Active Products
  • GB/T 462-2023 《Paper, board and pulps—Determination of moisture content of analytical sample》 Active Products
  • GB/T 10002.2-2023 《Unplasticized poly(vinyl chloride)(PVC-U)fittings for water supply》 Active Products
  • GB/T 10002.1-2023 《Unplasticized poly (vinyl chloride) (PVC-U) pipes for water supply》 Active Products
  • GB/T 20787-2023 《Reciprocating internal combustion engines—Measurement method for structure-borne noise》 Active Products
  • GB/T 6439-2023 《Determination of water-soluble chlorides in feeds》 Active Products
  • GB/T 3211-2023 《Metal chrome》 Active Products
  • GB/T 223.92-2023 《Iron, steel and alloy—Determination of lanthanum, cerium, praseodymium, neodymium and samarium content—Inductively coupled plasma mass spectrometry》 Active Products
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