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.

Ethanol, [1-14C] CAS NO 4502-04-9

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CAS No.:4502-04-9

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Ethylbutylnitrosamine CAS NO 4549-44-4

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CAS No.:4549-44-4

Grade:Pharmacy Grade

Content:99.90%

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Bromoacetic Acid, [1-14C] CAS NO 4561-21-1

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CAS No.:4561-21-1

Grade:Pharmacy Grade

Content:99.90%

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Stigmasterol Acetate CAS NO 4651-48-3

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CAS No.:4651-48-3

Grade:Pharmacy Grade

Content:99.90%

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Andromedotoxin CAS NO 4720-09-6

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CAS No.:4720-09-6

Grade:Pharmacy Grade

Content:99.90%

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9,11-Dehydrodeoxycorticosterone 21-Acetate CAS NO 4780-55-6

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CAS No.:4780-55-6

Grade:Pharmacy Grade

Content:99.90%

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Glycerol Impurity (Disulfide Oxidation Product) CAS NO 4807-52-7

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CAS No.:4807-52-7

Grade:Pharmacy Grade

Content:99.90%

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Khxawxpkwfwnpe-Jgazggjjsa-N CAS NO 4865-61-6

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CAS No.:4865-61-6

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

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