GB/T 41949-2022
PublishedParticle─Laser particle size analyser─Technical requirements
- Issued
- 2022-12-30
- Effective
- 2023-07-01
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GB/T 42160-2022
PublishedGrain boundary diffusion neodymium iron boron permanent magnet materials
- Issued
- 2022-12-30
- Effective
- 2023-07-01
GB/T 42281-2022
PublishedHollow fiber membrane module of membrane aerated biofilm reactor
- Issued
- 2022-12-30
- Effective
- 2023-07-01
GB 17896-2022
Published- Issued
- 2022-12-29
- Effective
- 2024-01-01
GB 29743.1-2022
PublishedMotor vehicle coolant—Part 1: Fuel vehicle engine coolant
- Issued
- 2022-12-29
- Effective
- 2023-07-01
GB 42301-2022
Published- Issued
- 2022-12-29
- Effective
- 2024-01-01
GB/T 41763-2022
Published- Issued
- 2022-10-14
- Effective
- 2023-05-01
GB/T 41708-2022
PublishedGB/T 41690-2022
PublishedQuantitative test method for foreign fiber in raw cotton—Manual method
- Issued
- 2022-10-14
- Effective
- 2023-05-01
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