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.

(4Bβ)-2Β,3Β-Epoxy-4Aα-Hydroxy-1-Methyl-8-Methylenegibbane-1Α,10Β-Dicarboxylic Acid 1,4A-Lactone CAS NO 19147-79-6

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CAS No.:19147-79-6

Grade:Pharmacy Grade

Content:99.90%

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Nistc19184679 CAS NO 19184-67-9

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CAS No.:19184-67-9

Grade:Pharmacy Grade

Content:99.90%

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Benzoyl Glucuronide CAS NO 19237-53-7

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CAS No.:19237-53-7

Grade:Pharmacy Grade

Content:99.90%

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n-Hydroxyphenacetin CAS NO 19315-64-1

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CAS No.:19315-64-1

Grade:Pharmacy Grade

Content:99.90%

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9,12-Dimethyl-1,2-Benzanthracene CAS NO 19371-58-5

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CAS No.:19371-58-5

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Content:99.90%

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Dihydrocapsaicin CAS NO 19408-84-5

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CAS No.:19408-84-5

Grade:Pharmacy Grade

Content:99.90%

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Etiohemin CAS NO 19413-49-1

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CAS No.:19413-49-1

Grade:Pharmacy Grade

Content:99.90%

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Catechol, [14C(U)] CAS NO 19481-10-8

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CAS No.:19481-10-8

Grade:Pharmacy Grade

Content:99.90%

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