Reference Materials
Links
A.S.O. Design
Supplier of Canadian certified reference materials (standards) for calibration of analytical instruments, and ISO-9000. Consulting services are also provided in the fields of X-ray fluorescence (XRF), X-Ray diffraction (XRD) and Thermal Analysis (DTA-TGA). Supplier of spare parts for Mettler thermoanalysers TA-1 and TA-2.
Resource Technology Corp.
RTC offers proficiency testing schedules, and manufacturers natural-matrix samples and certified reference materials in Laramie, WY.
Referenz Certified Reference Materials
Offer steel, iron and spectrochemical RM, PDF downloads include catalog from BAS CRM distributor for New Zealand and Australia.
Thorn Smith Laboratories
http://www.thornsmithlabs.com/
Quantitative and qualitative unknowns, student reference standards, answer sheets, from Beulah, MI.
Brammer Standard Company, Inc.
http://www.brammerstandard.com/
Offers analytical reference materials for spectroscopy from around the world based in Houston, TX.