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.

n-Desmethyl-4-Hydroxy Tamoxifen-D5 (1:1 E/Z Mixture) CAS NO 1584173-54-5

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CAS No.:1584173-54-5

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Vitamin K1 2,3-Epoxide CAS NO 1588773-08-3

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CAS No.:1588773-08-3

Grade:Pharmacy Grade

Content:99.90%

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Diclofenac Dimer Impurity CAS NO 1609187-30-5

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CAS No.:1609187-30-5

Grade:Pharmacy Grade

Content:99.90%

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Nkhavtqwnuwkeo-Pwyltmehsa-N CAS NO 1616345-45-9

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CAS No.:1616345-45-9

Grade:Pharmacy Grade

Content:99.90%

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Ur-144 n-Heptyl Analog CAS NO 1616469-06-7

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CAS No.:1616469-06-7

Grade:Pharmacy Grade

Content:99.90%

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Vildagliptin Related Compound G CAS NO 1616662-84-0

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CAS No.:1616662-84-0

Grade:Pharmacy Grade

Content:99.90%

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Caesalpine A CAS NO 1616757-59-5

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CAS No.:1616757-59-5

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Xxzjuzxkbfupqh-Ikggrygdsa-N CAS NO 1618657-31-0

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CAS No.:1618657-31-0

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

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