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.

Azaspiracid1 CAS NO 214899-21-5

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CAS No.:214899-21-5

Grade:Pharmacy Grade

Content:99.90%

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4-Aminobiphenyl-2',3',4',5',6'-D5 CAS NO 215527-72-3

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CAS No.:215527-72-3

Grade:Pharmacy Grade

Content:99.90%

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Ns3861 >=98% (Hplc) CAS NO 216853-59-7

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CAS No.:216853-59-7

Grade:Pharmacy Grade

Content:99.90%

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Jusneesiinol(Rg) CAS NO 216955-78-1

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CAS No.:216955-78-1

Grade:Pharmacy Grade

Content:99.90%

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Carvedilol n-Β-D-Glucuronide CAS NO 216973-69-2

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CAS No.:216973-69-2

Grade:Pharmacy Grade

Content:99.90%

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Cmk801 CAS NO 217176-91-5

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CAS No.:217176-91-5

Grade:Pharmacy Grade

Content:99.90%

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Imidazo[1,2-A]Pyrazin-3(2H)-One, 2-[(4-Hydroxyphenyl)Methylene-13C]-6-(4-Methoxyphenyl)-8-(Phenylmethyl)- (9Ci) CAS NO 217481-44-2

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CAS No.:217481-44-2

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Content:99.90%

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Imidazo[1,2-A]Pyrazin-3(2H)-One, 6-(4-Methoxyphenyl)-2-[(4-Methoxyphenyl)Methylene-13C]-8-(Phenylmethyl)- (9Ci) CAS NO 217481-46-4

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CAS No.:217481-46-4

Grade:Pharmacy Grade

Content:99.90%

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