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.

D4-19-Norandrosterone CAS NO 361432-47-5

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CAS No.:361432-47-5

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

D3-17Β-Boldenone CAS NO 361432-76-0

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CAS No.:361432-76-0

Grade:Pharmacy Grade

Content:99.90%

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n-Demethyl Cocaethylene Hydrochloride CAS NO 362044-01-7

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CAS No.:362044-01-7

Grade:Pharmacy Grade

Content:99.90%

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L-Methionine-D3 (S-Methyl-D3)-Methyl-D3 Sulfonium Chloride CAS NO 362049-54-5

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CAS No.:362049-54-5

Grade:Pharmacy Grade

Content:99.90%

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Selegiline-n-Oxide CAS NO 366462-61-5

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CAS No.:366462-61-5

Grade:Pharmacy Grade

Content:99.90%

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Isosorbide-5-Mononitrate-2-Glucuronide CAS NO 32871-20-8

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CAS No.:32871-20-8

Grade:Pharmacy Grade

Content:99.90%

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Nsc241099 CAS NO 32896-98-3

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CAS No.:32896-98-3

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

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