GB/T 38505-2020
PublishedGeneral detection methods of genetically modified products
- Issued
- 2020-03-06
- Effective
- 2020-03-06
Chinese National Standards
Browse selected Chinese national standards, including mandatory GB standards and recommended GB/T standards prepared for English search and inquiry workflows.
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GB/T 38459-2020
PublishedGB/T 38514-2020
PublishedGB/T 38517-2020
PublishedParticulate—Bioaerosols sampling and analysis—General principles
- Issued
- 2020-03-06
- Effective
- 2020-06-01
GB/T 38441-2019
PublishedGB/T 7739.1-2019
PublishedMethods for chemical analysis of gold concerntrates—Part 1：Determination of gold and silver contents
- Issued
- 2019-12-31
- Effective
- 2020-11-01
GB/T 38392-2019
PublishedMetallurgical equipment—Couplings—Test methods,inspecting rules and accptance codes
- Issued
- 2019-12-31
- Effective
- 2020-07-01
GB/T 38384-2019
PublishedGB/T 38439-2019
PublishedMeasuring specifications for methods to obtrusive light of outdoor lighting
- Issued
- 2019-12-31
- Effective
- 2020-04-01
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