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.

Ammonia (14N) CAS NO 1026405-88-8

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CAS No.:1026405-88-8

Grade:Pharmacy Grade

Content:99.90%

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Licofelone Acyl--D-Glucuronide CAS NO 1033702-58-7

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CAS No.:1033702-58-7

Grade:Pharmacy Grade

Content:99.90%

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n-[(1R,2R)-2-[(11Br)-3,5-Dihydro-4H-Dinaphth[2,1-C:1',2'-E]Azepin-4-Yl]-1,2-Diphenylethyl]-4-Methyl- Benzenesulfonamide CAS NO 1034835-91-0

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CAS No.:1034835-91-0

Grade:Pharmacy Grade

Content:99.90%

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Ec-298 CAS NO 1044764-71-7

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CAS No.:1044764-71-7

Grade:Pharmacy Grade

Content:99.90%

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Silodosin-D6 CAS NO 1051374-52-7

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CAS No.:1051374-52-7

Grade:Pharmacy Grade

Content:99.90%

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2-Hydroxy Imipramine 2,3,4-Triacetate-Β-D-Glucopyranuronic Acid Methyl Ester CAS NO 1053632-53-3

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CAS No.:1053632-53-3

Grade:Pharmacy Grade

Content:99.90%

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10Α-Hydroxy-Nalfurafine CAS NO 1054312-75-2

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CAS No.:1054312-75-2

Grade:Pharmacy Grade

Content:99.90%

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4-[[3-(4-Methylphenyl)-3-Oxo-1-(Trifluoromethyl)Propylidene]Amino]Benzenesulfonamide CAS NO 1061214-09-2

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CAS No.:1061214-09-2

Grade:Pharmacy Grade

Content:99.90%

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