BS ISO 22551:2020
Fine ceramics (advanced ceramics, advanced technical ceramics). Determination of bacterial reduction rate by semiconducting photocatalytic materials under indoor lighting environment. Semi-dry method for estimating antibacterial activity on the actual environmental bacteria contamination surface
现行
发布日期 :
2020-01-17
实施日期 :
BS ISO 22946:2020
Nuclear criticality safety. Solid waste excluding irradiated and non-irradiated nuclear fuel
现行
发布日期 :
2020-01-22
实施日期 :
BS ISO 22948:2020
Carbon footprint for seafood. Product category rules (CFP–PCR) for finfish
现行
发布日期 :
2021-01-07
实施日期 :