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.

Dansyl-L-Leucine Cyclohexylammonium Salt CAS NO 42954-58-5

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CAS No.:42954-58-5

Grade:Pharmacy Grade

Content:99.90%

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(S)-2,5-Dimethoxy-4-Methylamphetamine CAS NO 43061-14-9

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CAS No.:43061-14-9

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Content:99.90%

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n-Acetoxy-n-2-Acetylamino-7-Iodofluorene CAS NO 43146-76-5

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CAS No.:43146-76-5

Grade:Pharmacy Grade

Content:99.90%

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Zopiclone n-Oxide CAS NO 43200-96-0

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CAS No.:43200-96-0

Grade:Pharmacy Grade

Content:99.90%

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Pregabalin Impurity 9 CAS NO 44855-96-1

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CAS No.:44855-96-1

Grade:Pharmacy Grade

Content:99.90%

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4-tert-Butylnitrosopiperidine CAS NO 46061-25-0

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CAS No.:46061-25-0

Grade:Pharmacy Grade

Content:99.90%

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2,3-Diphenyl-5-(p-Tolyl)-2H-Tetrazol-3-Ium CAS NO 47348-13-0

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CAS No.:47348-13-0

Grade:Pharmacy Grade

Content:99.90%

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Pentaacetyl Geniposide CAS NO 49776-64-9

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CAS No.:49776-64-9

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

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