GB/T 24750-2023 Chinese PDF (GB/T24750-2023) GB/T 20236-2025 English versions: GB/T 13631-2023

English versions: GB/T 13631-2023

English versions: GB/T 19480-2025

use and maintenance of detectors for flammable gases and oxygen (Chinese: 爆炸性环境用气体探测器 第2部分：可燃气体和氧气探测器的选型、安装、使用和维护)

61-2024_Chinese: Safety of household and similar electrical appliances - Part 61: Particular requirements for surface-cleaning appliances for household use employing liquids or steam (Chinese: 家用和类似用途电器的安全 第61部分：使用液体或蒸汽的家用表面清洁器具的特殊要求)

English versions: GB/T 45098-2024

GB/T 24750-2023 Chinese PDF (GB/T24750-2023) GB/T 20236-2025 English versions: GB/T 13631-2023GB T 24750 2023_Chinese: Ethephon technical material (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 24750 2023