GB 45669.3-2025 Chinese PDF GB 10408-2025 English versions: GB/T 15268-2024

English versions: GB/T 15268-2024

English versions: GB/T 11617-2025

4-2025_Chinese: Uncut finished spectacle lenses - Part 4: Anti-reflective coatings test methods (Chinese: 眼镜镜片 第4部分：减反射膜试验方法)

18-2025_Chinese: National food safety standard - Determination of fluorine in foods (Chinese: 食品安全国家标准 食品中氟的测定)

English versions: GB/T 12412-2024

GB 45669.3-2025 Chinese PDF GB 10408-2025 English versions: GB/T 15268-2024GB 45669. 3 2025_Chinese: Norm of water intake for industry in the Yellow River basin Part 3: Coal to olefin (Chinese: 3) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 45669. 3 2025