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GB/T 45183-2025_Chinese: Plastics - Instrumental determination of radiant exposure in weathering tests - General guidance and basic test method (Chinese: 塑料 气候老化试验中辐照量的仪器测定 总则和基本测试方法)
11-2024_Chinese: Aquatic feed - Part 11: Formula feed for loach (Chinese: 水产配合饲料 第11部分：泥鳅配合饲料)
GB/T 42222-2022_Chinese: Laboratory glassware - Testing method and classification of optical uniformity (Chinese: 玻璃仪器 光学均匀性测试方法与分级)
GB/T 45233-2025_Chinese: Guidelines for comprehensive safety risk assessment of chemical industry park (Chinese: 化工园区安全风险评估导则)
GB/T 623-2024 Chinese PDF (GB/T623-2024) GB/T 45395-2025 GB/T 45183-2025_Chinese: Plastics - InstrumentalGB T 623 2024_Chinese: Chemical reagent Perchloric acid (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 623 2024
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