A. S. O. Design «
http://asocanada.com/ | | 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) |
Brammer Standard Company, Inc. «
http://www.brammerstandard.com/ | | Offers analytical reference materials for spectroscopy from around the world based in houston , tx. |
C. P. A. Chemical products for analysis «
http://www.cpachem.com/ | | Offers standards and custom made , ready-to-use multi and mono-element solutions for aas , isp , ms and ilc , from stara zagora , bulgaria. |
LGC Reference Materials «
http://www.lgc.co.uk/ref.asp | | Lgc produces and supplies high quality certified reference materials and biomaterials throughout europe on behalf of atcc , usp , ep , nist and bcr. |
NIST Standard Reference Materials «
http://ts.nist.gov/ts/htdocs/230/232/232.htm | | Srm lists over 1300 individual reference materials produced by nist , with carefully assigned values for chemical composition and physical properties. msds , prices in us$ and sale to registered users , dispatched from gaithersburg , md. |
Referenz Certified Reference Materials «
http://referenz.atnz.net/ | | Offer steel , iron and spectrochemical rm , pdf downloads include catalog from bas crm distributor for new zealand and australia. |
Resource Technology Corp. «
http://www.rt-corp.com/ | | Rtc offers proficiency testing schedules , and manufacturers natural-matrix samples and certified reference materials in laramie , wy. |
Thorn Smith Laboratories «
http://www.thornsmithlabs.com/ | | Quantitative and qualitative unknowns , student reference standards , answer sheets , from beulah , mi. |
