GB/T 42125.5-2024 Chinese PDF (GB /T42125.5-2024) GB/T 19980-2025 GB/T 22452-2025_Chinese: General specification of

GB/T 22452-2025_Chinese: General specification of non-linear optical borate crystal devices (Chinese: 硼酸盐非线性光学单晶元件通用规范)

English versions: GB/T 25246-2025

GB/T 36732-2024_Chinese: Specification for the construction and service of ecological recreation and health cultivation base (Chinese: 生态休闲养生基地建设和运营服务规范)

English versions: GB/T 37133-2025

GB/T 22322

GB/T 42125.5-2024 Chinese PDF (GB /T42125.5-2024) GB/T 19980-2025 GB/T 22452-2025_Chinese: General specification ofGB T 42125. 5 2024_Chinese: Safety requirements for electrical equipment for measurement, control and laboratory use Part 5: Particular requirements for laboratory centrifuges (Chinese: 5) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 42125. 5 2024