11) Establishment of MSDS management system - MSDS update once a year and classification management by process/operator - Management of users and substances of specially controlled substances according to MSDS
11) Establish an MSDS management system<br>-Update MSDS once a year and manage it according to process/personnel differentiation<br>-Special Management Material Users and Material Management for MSDS
11) establish MSDS management system.<br>-Annual MSDS update and management by process/worker classification.<br>-Special management substance users and substance management under MSDS