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john ward personal protective equipment: acid- and alkali-resistant workwear is primarily used in the production, transfer, and handling of acids and other chemicals; cleaning and repair of chemical containers such as tanks; and the cleanup of chemical waste and hazardous materials. Personnel with prolonged exposure to strong acids and other chemicals can effectively isolate harmful substances such as strong acids and solvents from skin contact by wearing appropriate acid-resistant workwear. The "Standard for the Provision of Labor Protection Articles (Trial)" issued by the State Economic and Trade Commission in 2009 stipulates that electroplaters, lead powder manufacturers, acid picklers, electrolysis workers,