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GB/T 24021-2024 Chinese PDF (GB/T24021-2024) GB/T 29479.1-2025 English versions: GB/T 28617-2024

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English versions: GB/T 28617-2024

4-2023_Chinese: Photobiological safety of lamps and lamp systems - Part 4: Measuring methods (Chinese: 灯和灯系统的光生物安全 第4部分：测量方法)

7-2024_Chinese: Methods for chemical analysis of nickel alloys - Part 7: Determination of cobalt

GB/T 23020-2023_Chinese: Assessment specification on integration of informatization and industrialization for industrial enterprises (Chinese: 工业企业信息化和工业化融合评估规范)

GB/T 24021-2024 Chinese PDF (GB/T24021-2024) GB/T 29479.1-2025 English versions: GB/T 28617-2024GB T 24021 2024_Chinese: Environmental management Environmental labels and declarations Self declared environmental claims (Type II environmental labelling) (Chinese: II) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 24021 2024

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