Authorised distributors
LGC Standards GmbH
Louis-Pasteur-Strasse 30, 14943 Luckenwalde, Germany
Tel.: + 49 3371 68 16 80 Fax: + 49 3371 68 16 89 E-mail: de@lgcstandards.com
Sigma-Aldrich Chemie GmbH
Industriestrasse 25, CH-9471 Buchs, Switzerland
Tel.: + 41 81 755 2828 Fax: + 41 81 755 2815 E-mail: see sigma-aldrich.com/order
SIGMA-ALDRICH RTC
P.O. Box 1346, 2931 Soldier Springs Road, Laramie, WY 82070, USA
Tel.: + 1 307 742 5452 Fax: + 1 307 745 7936 E-mail: RTCsalesgroup@sial.com
ARMI
1 Perimeter Road, Suite 200 Manchester, NH 03103, USA
Tel.: +1 (603)935-4100 Fax: +1 (603)935-4101 E-mail: sales@armi.com