JapanKaken Pharmaceutical Co Ltd.JapanKanto Denka Kogyo Co. Ltd.JapanKawaken Fine Chemicals Co. Ltd.JapanKawasaki Kasei Chemicals Ltd.JapanKoei Chemicals Co. Ltd.JapanKomatsuya Chemical Co. Ltd.JapanKyowa Chemical Industry Co. Ltd.JapanKyowa Hakko Kogyo Co. Ltd.JapanKonishi Chemical Industry Co. Ltd.JapanKuraray Co. Ltd.JapanKawaguchi Chemical Industry Co. Ltd.JapanKoyo Chemical Company Limited.JapanKyushu Chemical Industry Co. Ltd.JapanKyoeisha Chemical Co. Ltd.JapanKao CorporationJapanKureha Chemical Industry Co LtdJapanKaneka CorporationJapanKashima Chemical CO.,LTD
KenyaKenya Fluorspar Co. Ltd.
Korea, Republic OfKorea Fertilizer Co. Ltd.Korea, Republic OfKumho P&B Chemicals Inc.
KuwaitKuwait Petroleum Corporation
NetherlandsK & H Chemicals
RussiaKamtex Khimprom
SudanKenana Sugar Co. Ltd.
TaiwanKaohsiung Ammonium Sulphate Corp. Ltd.TaiwanKaohsiung Monomer Co. Ltd.TaiwanKing John Enterprise Co. Ltd.TaiwanKingyorker Chemicals Co., Ltd.TaiwanKeeneyes Industrial Corp.