GB/T 5683-2024 Chinese PDF (GB/T5683-2024) GB/T 18281.4-2024 English versions: GB/T 45265-2025

English versions: GB/T 45265-2025

classification and model compilation method for complete sets of equipment for fiber carbonization production (Chinese: 纤维碳化生产成套装备的术语、分类及型号编制方法)

GB/T 45440-2025_Chinese: E-commerce housekeeping - Ability information description of housekeeping service personnel (Chinese: 电子商务家政 家政服务人员能力信息描述)

GB/T 19720-2024_Chinese: Jewellery and precious metals - Determination of platinum and palladium - Gravimetry using ammonium chloride and dimethylglyoxime (Chinese: 首饰和贵金属 铂、钯含量的测定 氯化铵重量法和丁二酮肟重量法)

data elements and documents in commerce

GB/T 5683-2024 Chinese PDF (GB/T5683-2024) GB/T 18281.4-2024 English versions: GB/T 45265-2025GB T 5683 2024_Chinese: Ferrochromium (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 5683 2024