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.

Hexacosanoic Acid Methyl Ester-D3 CAS NO 2743078-84-2

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CAS No.:2743078-84-2

Grade:Pharmacy Grade

Content:99.90%

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Jwh 203 n-(4-Hydroxypentyl) Metabolite-D5 CAS NO 2747915-98-4

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CAS No.:2747915-98-4

Grade:Pharmacy Grade

Content:99.90%

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Am2201 2-Hydroxyindole Metabolite CAS NO 2749391-49-7

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CAS No.:2749391-49-7

Grade:Pharmacy Grade

Content:99.90%

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5-Pahsa-D31 CAS NO 2749807-01-8

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CAS No.:2749807-01-8

Grade:Pharmacy Grade

Content:99.90%

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Index Name Not Yet Assigned CAS NO 2757083-39-7

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CAS No.:2757083-39-7

Grade:Pharmacy Grade

Content:99.90%

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Heliotrine CAS NO 303-33-3

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CAS No.:303-33-3

Grade:Pharmacy Grade

Content:99.90%

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Norcyclobenzaprine CAS NO 303-50-4

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CAS No.:303-50-4

Grade:Pharmacy Grade

Content:99.90%

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Methylmercury, Methylmercury, Sulfanide CAS NO 3032-99-3

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CAS No.:3032-99-3

Grade:Pharmacy Grade

Content:99.90%

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