GB/T 24630.1-2024 Chinese PDF (GB/T24630.1-2024) GB/T 4365-2024 English versions: GB 11984-2024

English versions: GB 11984-2024

English versions: GB/T 37190-2023

7-2025_Chinese: Plastics - Polyether polyols for use in the production of polyurethane - Part 7: Determination of basicity (Chinese: 塑料 聚氨酯生产用聚醚多元醇 第7部分：碱性物质含量的测定)

English versions: GB/T 5683-2024

English versions: GB/T 45521-2025

GB/T 24630.1-2024 Chinese PDF (GB/T24630.1-2024) GB/T 4365-2024 English versions: GB 11984-2024GB T 24630. 1 2024_Chinese: Geometrical product specifications(GPS) Flatness Part 1: Vocabulary and parameters of flatness (Chinese: GPS 1) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 24630. 1 2024