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GB 21343-2023 Chinese PDFGB 21343 2023_Chinese: The norm of energy consumption per unit production of calcium carbide, vinyl acetate, polyvinyl alcohol, 1, 4 butanediol, dicyandiamide and monocyandiamide (Chinese: 14 ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 21343 2023
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GB 21343-2023 Chinese PDF
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53182174137
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