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.

Scopoletin B-D-Glucuronide CAS NO 132752-65-9

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CAS No.:132752-65-9

Grade:Pharmacy Grade

Content:99.90%

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trans-3'-Hydroxycotinine-o-B-D-Glucuronide CAS NO 132929-88-5

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CAS No.:132929-88-5

Grade:Pharmacy Grade

Content:99.90%

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(2B,3A,5B,7A)-2,3,7-Trihydroxy-Cholan-24-Oic Acid CAS NO 133565-87-4

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CAS No.:133565-87-4

Grade:Pharmacy Grade

Content:99.90%

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Ethanolamine Hydrochloride, [1-3H] CAS NO 133827-62-0

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CAS No.:133827-62-0

Grade:Pharmacy Grade

Content:99.90%

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Solifenacin Related Compound 25 CAS NO 134021-15-1

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CAS No.:134021-15-1

Grade:Pharmacy Grade

Content:99.90%

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n-(Deoxyguanosin-8-Yl)-2-Aminopyrene CAS NO 134249-04-0

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CAS No.:134249-04-0

Grade:Pharmacy Grade

Content:99.90%

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o-Demethylhydroxychlorothricin CAS NO 134615-17-1

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CAS No.:134615-17-1

Grade:Pharmacy Grade

Content:99.90%

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Sarcosine, [Glycine 1-14C] CAS NO 134767-26-3

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CAS No.:134767-26-3

Grade:Pharmacy Grade

Content:99.90%

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