GB/T 21551.6-2024 Chinese PDF (GB /T21551.6-2024) GB/T 21099.4-2024 7-2025_Chinese: Textiles - Quantitative chemical

7-2025_Chinese: Textiles - Quantitative chemical analysis - Part 7: Mixtures of polyamide with certain other fibers (method using formic acid) (Chinese: 纺织品 定量化学分析 第7部分：聚酰胺纤维与某些其他纤维的混合物（甲酸法）)

English versions: GB/T 1346-2024

14-2024_Chinese: Non-destructive testing - Terminology - Part 14: Visual testing (Chinese: 无损检测 术语 第14部分：视觉检测)

1编码规则 第1部分:基本编码规则（BER）、正则编码规则（CER）和非典型编码规则（DER）规范)

English versions: GB/T 18737

GB/T 21551.6-2024 Chinese PDF (GB /T21551.6-2024) GB/T 21099.4-2024 7-2025_Chinese: Textiles - Quantitative chemicalGB T 21551. 6 2024_Chinese: Antimicrobial and cleaning function of household and similar electrical appliances Part 6: Particular requirements for air conditioner (Chinese: 6) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 21551. 6 2024