Telephone:
	(510) 669-2250
	1-800-344-4340
FAX:
	(510) 223-9670
Postal address:
	425 Appian Way, El Sobrante, CA 94803-1601
Electronic mail:
	General Information Customer Service:	Info@hplc-asi.com
	Engineering:	SGraham@hplc-asi.com
	International & Domestic Sales:	PBarthel@hplc-asi.com
	Webmaster:	webmaster@hplc-asi.com
Service Providers and Distributors:
	Click here for a complete listing