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.

2,2-Diphenyl-1-Picrylhydrazyl CAS NO 1898-66-4

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CAS No.:1898-66-4

Grade:Pharmacy Grade

Content:99.00%

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Nicotine Ditartrate Dihydrate CAS NO 6019-06-3

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CAS No.:6019-06-3

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Content:99.00%

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Anion Standard - Malate CAS NO 149-61-1

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CAS No.:149-61-1

Grade:Pharmacy Grade

Content:99.0%

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10-Azabenzo(A)Pyrene CAS NO 189-92-4

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CAS No.:189-92-4

Grade:Pharmacy Grade

Content:99.0%

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Vviaaknvdrrclk-Uhfffaoysa-M CAS NO 1052-32-0

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CAS No.:1052-32-0

Grade:Pharmacy Grade

Content:99.0%

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Benzoic Acid-D5 CAS NO 1079-02-3

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CAS No.:1079-02-3

Grade:Pharmacy Grade

Content:99.0%

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(5Beta)-14-Hydroxy-3-Oxocard-20(22)-Enolide CAS NO 1102-88-1

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CAS No.:1102-88-1

Grade:Pharmacy Grade

Content:99.0%

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Dansyl-L-Phenylalanine CAS NO 1104-36-5

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CAS No.:1104-36-5

Grade:Pharmacy Grade

Content:99.0%

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