Reference Standards

Reference Standards

Reference standards are highly purified, well-characterized substances used to verify the identity, purity, potency, and analytical performance of laboratory measurements. They serve as essential benchmarks in chemical analysis, pharmaceutical quality control, environmental monitoring, and food testing. Reference standards ensure the accuracy and reproducibility of analytical methods by providing traceable calibration materials compliant with international metrological guidelines. Their preparation involves rigorous purification, structural confirmation, stability testing, and certification of assigned values. These standards are critical for method development, instrument calibration, system suitability testing, and regulatory compliance. By establishing analytical comparability across laboratories and industries, reference standards support scientific reliability and strengthen global quality assurance frameworks.

Ul-Df 9 CAS NO 103625-42-9

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CAS No.:103625-42-9

Grade:Pharmacy Grade

Content:99.90%

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o-Beta-D-Glucopyranosyl-(1-4)-o-Beta-D-Glucopyranosyl-(1-3)-o-Beta-D-Glucopyranosyl-(1-4)-D-Glucose CAS NO 103762-93-2

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CAS No.:103762-93-2

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Content:99.90%

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n-Methyl-1-(3,4-Methylenedioxyphenyl)-2-Butanamine CAS NO 103818-46-8

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CAS No.:103818-46-8

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Content:99.90%

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Succinic Anhydride-2,3-14C CAS NO 103869-75-6

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CAS No.:103869-75-6

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Content:99.90%

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Quinovic Acid 3-o-Alpha-L-Rhamnopyranoside CAS NO 104055-76-7

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CAS No.:104055-76-7

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Content:99.90%

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Ethylene Glycol (1,2-13C2) CAS NO 104700-12-1

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CAS No.:104700-12-1

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Content:99.90%

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n-Nitrosocystisine CAS NO 104759-77-5

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CAS No.:104759-77-5

Grade:Pharmacy Grade

Content:99.90%

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Formamide, [14C] CAS NO 104809-61-2

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CAS No.:104809-61-2

Grade:Pharmacy Grade

Content:99.90%

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