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.

-Butyrolactone-5,5,-D2 CAS NO 68036-47-5

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CAS No.:68036-47-5

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

n-Nitrosomethylundecylamine CAS NO 68107-26-6

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CAS No.:68107-26-6

Grade:Pharmacy Grade

Content:99.90%

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4-Cholesten-3-One-4-13C CAS NO 68165-57-1

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CAS No.:68165-57-1

Grade:Pharmacy Grade

Content:99.90%

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Maleic Anhydride-1-13C CAS NO 68261-15-4

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CAS No.:68261-15-4

Grade:Pharmacy Grade

Content:99.90%

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Digitoxin-16'-Glucuronide CAS NO 68325-34-8

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CAS No.:68325-34-8

Grade:Pharmacy Grade

Content:99.90%

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14-Formyldihydrorutaecarpine CAS NO 68353-23-1

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CAS No.:68353-23-1

Grade:Pharmacy Grade

Content:99.90%

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Nist68435-07-4 CAS NO 68435-07-4

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CAS No.:68435-07-4

Grade:Pharmacy Grade

Content:99.90%

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Methyl Benzoate-2,3,4,5,6-D5 CAS NO 68661-19-8

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CAS No.:68661-19-8

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

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