PETROCHEMICALS

ASAHI ORGANIC CHEMICALS INDUSTRY CO LTD 

KYODO YUSHI CO LTD 

SHOWA SHELL SEKIYU CO LTD 

THREE BOND CO LTD

CHEMICAL AGENT

JAPAN PURE CHEMICAL CO LTD

SHOWA CHEMICAL INDUSTRY CO LTD

TERAWAKI SANGYO CO LTD

SILICA GELS

FUJI SILYSIA CHEMICAL LTD

CHEMICAL AGENT(OVERSEAS)

ADDITIVE PECORA

BARIUM CARBONATE POWDER

BARIUM SALFATE POWDER

CAUSTIC SODA

DIMETHYLGLYOXIME

PROMOTER

REAGENT COLLECTOR

SODIAM DIBUTYL

THIOUREA