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GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards; We provide Chinese GB standards and English version GB standards Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services. |
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 380-1977 |
DetermiNAtion of sulfur content in petroleum products (lamp method) 石油产品硫含量测定法 (燃灯法) |
China National Standards NA |
 English PDF |
| GB/T 513-1977 |
DetermiNAtion of mechanical impuritiesin lubricating greases (acid decomposition method) 润滑脂机械杂质测定法 (酸分解法) |
China National Standards NA |
English PDF |
| GB/T 512-1965 |
DetermiNAtion of water content in lubricating greases 润滑脂水分测定法 |
China National Standards NA |
English PDF |
| GB/T 505-1965 |
DetermiNAtion of mercaptan-sulfur in engine fuels (ammonia-copper sulfate method) 发动机燃料硫醇性硫含量测定法 (氨-硫酸铜法) |
China National Standards NA |
English PDF |
| GB/T 388-1964 |
DetermiNAtion of sulfur content in petroleum products (oxygen bomb method) 石油产品硫含量测定法 (氧弹法) |
China National Standards NA |
English PDF |
| GB/T 257-1964 |
DetermiNAtion of saturated vapor pressure of engine fuels(Reid method) 发动机燃料饱和蒸气压测定法 (雷德法) |
China National Standards NA |
English PDF |
| GB/T 305-2019 |
Rolling bearings－SNAp ring grooves and snap rings for radial bearings－Dimensions，geometrical product specifications (GPS) and tolerance values 滚动轴承 向心轴承止动槽和止动环 尺寸、产品几何技术规范（GPS）和公差值 |
China National Standards NA |
English PDF |
| GB/T 12009.4-2016 |
(Plastics - Aromatic isocyaNAtes for the production of polyurethane - Part 4: Determination of isocyanate content - amendment No. 1) 塑料 聚氨酯生产用芳香族异氰酸酯 第4部分：异氰酸根含量的测定《第1号修改单》 |
China National Standards NA |
English PDF |
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