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Professional Standard - Chemical Industry, ?????????

Professional Standard - Environmental Protection, ?????????

U.S. Military Regulations and Norms, ?????????

Taiwan Provincial Standard of the People's Republic of China, ?????????

Military Standard of the People's Republic of China-General Armament Department, ?????????

Japanese Industrial Standards Committee (JISC), ?????????

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ?????????





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