GB/T 19502-2023 Chinese PDF (GB/T19502-2023) GB/T 31318-2025 GB/T 45217-2025_Chinese: Dangerous goods -

GB/T 45217-2025_Chinese: Dangerous goods - Test method for detonation of the package with self-reactive substances and organic peroxide (Chinese: 危险货物 自反应物质和有机过氧化物包装件引爆试验方法)

English versions: GB/T 45644-2025

6-2025_Chinese: Plugs

English versions: GB/T 18822

GB/T 19502-2023 Chinese PDF (GB/T19502-2023) GB/T 31318-2025 GB/T 45217-2025_Chinese: Dangerous goods -GB T 19502 2023_Chinese: Surface chemical analysis General rules for glow discharge optical emission spectrometry(GD OES) (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 19502 2023