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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 7602.4-2017 |
Quantitative Determination of T501 oxidation inhibitor content in transformer oil or turbine oil—Part 4: GC/MS method 变压器油、涡轮机油中T501抗氧化剂含量测定法 第4部分：气质联用法 |
China National Standards Determination of T50 |
 English PDF |
| GB/T 7602.3-2008 |
Determination of T501 oxidation inhibitor content in transformer oil or turbine oil - Part 3: Infrared spectroscopy method 变压器油、汽轮机油中T501抗氧化剂含量测定法 第3部分：红外光谱法 |
China National Standards Determination of T50 |
English PDF |
| GB/T 7602.2-2008 |
Determination of T501 oxidation inhibitor content in transformer oil or turbine oil - Part 2: Liquid chromatography 变压器油、汽轮机油中T501抗氧化剂含量测定法 第2部分：液相色谱法 |
China National Standards Determination of T50 |
English PDF |
| GB/T 7602.1-2008 |
Determination of T501 oxidation inhibitor content in transformer oil or turbine oil - Part 1: Spectrophotometric method 变压器油、汽轮机油中T501抗氧化剂含量测定法 第1部分：分光光度法 |
China National Standards Determination of T50 |
English PDF |
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