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.

4',4'''-Di-o-Methylisochamaejasmin CAS NO 1620921-68-7

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CAS No.:1620921-68-7

Grade:Pharmacy Grade

Content:99.90%

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Ur-144 n-(5-Bromopentyl) Analog CAS NO 1628690-26-5

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CAS No.:1628690-26-5

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Content:99.90%

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Eliglustat D4 CAS NO 1628700-81-1

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CAS No.:1628700-81-1

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Content:99.90%

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Chdi-390576 CAS NO 1629729-98-1

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CAS No.:1629729-98-1

Grade:Pharmacy Grade

Content:99.90%

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Jwh 073 5-Hydroxyindole Metabolite-D7 CAS NO 1630022-99-9

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CAS No.:1630022-99-9

Grade:Pharmacy Grade

Content:99.90%

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Ur-144 n-(5-Hydroxypentyl) Β-D-Glucuronide CAS NO 1630023-01-6

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CAS No.:1630023-01-6

Grade:Pharmacy Grade

Content:99.90%

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(3R,5R,8R,9R,10S,13S,14S)-3-Hydroxy-3,13-Dimethyltetradecahydro-1H-Cyclopenta[A]Phenanthren-17(2H)-One(Wx116161) CAS NO 1632051-92-3

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CAS No.:1632051-92-3

Grade:Pharmacy Grade

Content:99.90%

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Rabeprazole Impurity 11 CAS NO 1632219-80-7

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CAS No.:1632219-80-7

Grade:Pharmacy Grade

Content:99.90%

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