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According to the industry standard formulation and revision plan, relevant standardization technical organizations have completed the formulation and revision of 95 chemical industry standards including " 3- chlorophthalic anhydride for industrial use " .
According to the industry standard formulation and revision plan, relevant standardization technical organizations have completed the formulation and revision of 95 chemical industry standards including " 3- chlorophthalic anhydride for industrial use " .
Industry standard name and main content (see attachment for details) Industry standard name and main content (see attachment for details)
Attachment: Names and main contents of 200 industry standards
Accessories: 200 industry standard name and the main content of