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.

Sulfaphenazole-N2-Glucuronide CAS NO 37393-47-8

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CAS No.:37393-47-8

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Alprazolam Ep Impurity F CAS NO 37945-07-6

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CAS No.:37945-07-6

Grade:Pharmacy Grade

Content:99.90%

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Cuprate(2-), N,n-1,2-Ethanediylbisn-(Carboxymethyl)Glycinato(4-)-N,N,O,O,On,On-, Magnesium (1:1), (Oc-6-21)- CAS NO 37979-85-4

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CAS No.:37979-85-4

Grade:Pharmacy Grade

Content:99.90%

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n-Demethyl Methylone Hydrochloride CAS NO 38061-37-9

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CAS No.:38061-37-9

Grade:Pharmacy Grade

Content:99.90%

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Cyclohexanol-1-13C CAS NO 38134-57-5

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CAS No.:38134-57-5

Grade:Pharmacy Grade

Content:99.90%

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Cyanocobalamin-B-Monocarboxylic Acid CAS NO 38218-77-8

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CAS No.:38218-77-8

Grade:Pharmacy Grade

Content:99.90%

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Homovanillic Acid Sulfate CAS NO 38339-06-9

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CAS No.:38339-06-9

Grade:Pharmacy Grade

Content:99.90%

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Metoclopramide Impurity F CAS NO 38339-95-6

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CAS No.:38339-95-6

Grade:Pharmacy Grade

Content:99.90%

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