https://www.metasci.ca/
Metabolite & Chemical Analytical Standards| Toronto | MetaSci Inc.
MetaSci provides libraries of analytical standards of metabolites and small molecules for analysis by mass spectormetry (MS, LCMS, GCMS) or NMR for various...
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https://www.symteraanalytics.com/
Certified Supplier of Analytical Reference Standards
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https://nrc-publications.canada.ca/eng/view/object/?id=106bff00-86b9-40ee-97cf-d2dbed65071b
Sediment reference materials and the Canadian Marine Analytical Chemistry Standards Program - NRC...
Sediment reference materials and the Canadian Marine Analytical Chemistry Standards Program
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https://witega.de/
Home - Reference Standard Producer | ISO 17034 & Analytical Standards
Mar 21, 2026 - Home - WITEGA is your producer and distributor of reference standards, ISO 17034 certified reference materials, mixtures and analytical standard solutions made...
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https://sibr.nist.gov/record/analytical-procedures-determining-total-tin-and-triorganotin-wastewater-2
Analytical Procedures for Determining Total Tin and Triorganotin in Wastewater | Standards...
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