81 substances were added to the Philippine Inventory of Chemicals and Chemical Substances (PICCS).

81 substances were added to the Philippine Inventory of Chemicals and Chemical Substances (PICCS)

161 substances were added to the Philippine Inventory of Chemicals and Chemical Substances (PICCS). 

161 substances were added to the Philippine Inventory of Chemicals and Chemical Substances (PICCS)

197 substances were added to the Philippine Inventory of Chemicals and Chemical Substances (PICCS). 