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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 37769-2019 |
Guide for performance acceptance of determinator of coal ash fusibility 煤灰熔融性测定仪性能验收导则 |
China National Standards determinator |
 English PDF |
| GB/T 31427-2015 |
Specification for determinator of coal ash fusibility 煤灰熔融性测定仪技术条件 |
China National Standards determinator |
English PDF |
| GB/T 31425-2015 |
Specifications for determinator of sulfur by coulometric titration 库仑测硫仪技术条件 |
China National Standards determinator |
English PDF |
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