GB/T 23527.4-2025 Chinese PDF (GB /T23527.4-2025) GB/T 23480-2025 GB/T 1480-2025_Chinese: Metallic powders -

GB/T 1480-2025_Chinese: Metallic powders - Determination of particle size by dry sieving (Chinese: 金属粉末 干筛分法测定粒度)

English versions: GB 1903

English versions: GB 19578-2024

306-2025_Chinese: National food safety standard - Determination of diphenyl ether in foods (Chinese: 食品安全国家标准 食品中二苯醚的测定)

English versions: GB 32047-2025

GB/T 23527.4-2025 Chinese PDF (GB /T23527.4-2025) GB/T 23480-2025 GB/T 1480-2025_Chinese: Metallic powders -GB T 23527. 4 2025_Chinese: Quality requirements for enzyme preparations Part 4: Immobilized glucose isomerase preparations (Chinese: 4) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 23527. 4 2025