PowerSourcing is North America's best source for locating proficiency testing samples suppliers. Use our expansive on-line directory to source proficiency testing samples and other products and services from thousands of distributors, manufacturers, and wholesalers.
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Atec • Anh Tran • 4639 Montefino Dr. • Cypress, California 90630 • 714-821-6209 Quality supplier of proficiency testing samples.
R. T. Corporation • Bob Rucinski • P.O. Box 1346 • Laramie, Wyoming 82070 • 307-742-5452 • 307-745-7936
SPEX CertiPrep Group • Amy Rosen • 230 Norcross Ave. • Metuchen, New Jersey 08840 • 732-549-7144 • 732-603-9647
Hauser Laboratories • Hollie Martin • 4750 Nautilus Court South • Boulder, Colorado 80301 • 303-406-4669 Excellent source for proficiency testing samples.
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| Advanced Search using geographic location | ||||
| Send RFI's and RFQ's to multiple suppliers | ||||
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