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.

2-Nitrobenzaldehyde Semicarbazone-13C, 15N2 CAS NO 957509-32-9

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CAS No.:957509-32-9

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

2-Naphthaleneacetic Acid, 6-Methoxy-D3-A-Methyl- CAS NO 958293-77-1

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CAS No.:958293-77-1

Grade:Pharmacy Grade

Content:99.90%

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G0 2Ab (500Pmol/Vial) CAS NO 959159-21-8

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CAS No.:959159-21-8

Grade:Pharmacy Grade

Content:99.90%

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4-Methylaminorex CAS NO 959249-62-8

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CAS No.:959249-62-8

Grade:Pharmacy Grade

Content:99.90%

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Ritonavir o-Acyl Isomer CAS NO 959315-21-0

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CAS No.:959315-21-0

Grade:Pharmacy Grade

Content:99.90%

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4-Hydroxyalternariol 9-Methyl Ether CAS NO 959417-17-5

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CAS No.:959417-17-5

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Silvestrol Aglycone CAS NO 960365-65-5

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CAS No.:960365-65-5

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable


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