This standard specifies the requirements for dust and virus protection in the production of polyvinyl chloride plastics, including enterprise workshops, raw material preparation and transportation, batching and kneading, professional equipment, dust removal and protection requirements. This standard applies to dust and virus protection in polyvinyl chloride manufacturing enterprises.
QB 2495-2000 history
2000QB 2495-2000 Polyvinyl chloride plastic production dust-proof and poison-proof technical regulations