Borax Argentina S.A. Huaytiquina 227 (4407) Campo Quijano Salta, Argentina Tel: (54) 387 490 4030 Fax: (54) 387 490 4031 Borax Asia Pte. Ltd. 3 Temasek Avenue #32-01 Centennial Tower SINGAPORE 039190 Tel: (65) 6464 6000 Fax: (65) 6464 8000 Borax Asia Pte. Ltd. Taiwan Branch 6th Fl., No .190 Keelung Road, Sec. 2, Taipei 106, Taiwan R.O.C. Tel: (886) 2 27475166 Fax: (886) 2 27475160 U.S. Borax Beijing Representative Office Rm. 1818, China World Tower 2 No. 1, Jianwai Dajie Beijing 100004 Tel: (86) 10 6505 7293 Fax: (86) 10 6505 7049 U.S. Borax Guangzhou Representative Office Room 3208, Metro Plaza 183 Tianbe Bei Road 510620 Guangzhou PR China Tel: (86) 20 87554746/47 Fax: (86) 20 87554749 U.S. Borax Shanghai Representative Office Room 709, Metro Tower No. 30 Tian Yao Qiao Road 200030 Shanghai PR China Tel: (86) 21 64267520 Fax: (86) 21 64267466

Borax Benelux Av. Baron Albert d’Huart 17 1150 Brussels Belgium Tel: (32) 2 512 8858 Fax: (32) 2 514 0697 Borax España S.A. Pol. Ind. La Mina Apartado 197 12520 Nules Castellon, Spain Tel: (34) 964 659 030 Fax: (34) 964 674 659 Borax Europe Limited Telstar Building 2 Eastbourne Terrace London W2 6 LG Great Britain Tel: (44) 1483 242000 Fax: (44) 1483 242001 Borax Français Usine/siège social Route de Bourbourg B.P. 59 59411 Coudekerque-Branche Cedex France Tel: (33) 03 28 29 28 30 Fax: (33) 03 28 61 10 18 Borax Italia S.r.l. Centro Direzionale Pignone Via Cristoforo Colombo 10 Edificio A 20066 Melzo (Milano) Italy Tel: (39) 0187 608004 Fax: (39) 0187 609677 Borax Rotterdam N.V. Welplaatweg 104 P.O. Box 5100 3197 ZG Botlek-RT Netherlands Tel: (31) 10 490 9600 Fax: (31) 10 416 0023

Borax South America Repr. Ltda Av das Nações Unidas 12551 cj 2208 Brooklin Novo 04578-000 São Paulo, SP Brasil Tel: (55) 11 3043 7230 Fax: (55) 11 3043 7231 Deutsche Borax GmbH Mergenthalerallee 79-81 65760 Eschborn Germany Tel: (49) 6196 9600-88 Fax: (49) 6196 48 17 62 U.S. Borax Inc. Global Headquarters 8051 E. Maplewood Ave., Building 4 Greenwood Village, CO 80111 Tel: (303) 713 5000 Fax: (303) 713 5769 U.S. Borax Inc. Boron Operations 14486 Borax Road Boron, California 93516 Tel: (760) 762 7000 Fax: (760) 762 7335 U.S. Borax Inc. Owens Lake Operations P.O. Box 37 209 North Main Street Lone Pine, California 93545 Tel: (760) 876 4775 Fax: (760) 876 4469 U.S. Borax Inc. Wilmington Operations 300 Falcon Street Wilmington, California 90744 Tel: (310) 522 5300 Fax: (310) 522 5364