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English versions: GB/T 12279
English versions: GB 20071-2025
English versions: GB 31661-2025
GB/T 14851-2025_Chinese: Electronic specialty gas - Phosphine (Chinese: 电子特气 磷化氢)
74-2025_Chinese: National food safety standard - Nutrition fortifier - L-methionine (Chinese: 食品安全国家标准 食品营养强化剂 L-蛋氨酸(L-甲硫氨酸))
GB 5009.18-2025 Chinese PDF GB/T 10859.1-2025 English versions: GB/T 12279GB 5009. 18 2025_Chinese: National food safety standard Determination of fluorine in foods (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 5009. 18 2025
