GB/T 7000.221-2023 Chinese PDF (GB/T7000.221-2023) GB/T 45421-2025 31-2025_Chinese: National food safety standard

31-2025_Chinese: National food safety standard - Determination of p-hydroxybenzoic acid esters in foods (Chinese: 食品安全国家标准 食品中对羟基苯甲酸酯类化合物的测定)

GB 44504-2024_Chinese: Risk classification and service life of special production equipment for civil explosive materials (Chinese: 民用爆炸物品专用生产设备危险类别及使用年限)

GB/T 45368-2025_Chinese: Leather - Specification for packaging of wet blue leather (Chinese: 皮革 蓝湿革包装规范)

English versions: GB/T 26527-2024

English versions: GB/T 17818-2025

GB/T 7000.221-2023 Chinese PDF (GB/T7000.221-2023) GB/T 45421-2025 31-2025_Chinese: National food safety standardGB T 7000. 221 2023_Chinese: Luminaires Part 2 21: Particular requirements Rope lights (Chinese: 2 21 ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 7000. 221 2023