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.

Potassium Uranyl Sulfate CAS NO 27709-53-1

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CAS No.:27709-53-1

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Naphthyl Glucuronide CAS NO 27710-10-7

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CAS No.:27710-10-7

Grade:Pharmacy Grade

Content:99.90%

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(1E)-2-Isopropyl-5-Methylcyclohexanone (2,4-Dinitrophenyl)Hydrazone CAS NO 27853-78-7

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CAS No.:27853-78-7

Grade:Pharmacy Grade

Content:99.90%

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n-sec-Butyl-n-Nitrosobutylamine CAS NO 28023-81-6

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CAS No.:28023-81-6

Grade:Pharmacy Grade

Content:99.90%

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Tetrahydrocannabivarin 9 CAS NO 28172-17-0

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CAS No.:28172-17-0

Grade:Pharmacy Grade

Content:99.90%

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3-Beta-Galactopyranosyl Glucose CAS NO 28447-38-3

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CAS No.:28447-38-3

Grade:Pharmacy Grade

Content:99.90%

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Malvidin-3-o-Arabinoside Chloride CAS NO 28500-04-1

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CAS No.:28500-04-1

Grade:Pharmacy Grade

Content:99.90%

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2,6-Diethylaniline-D15 CAS NO 28532-89-0

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CAS No.:28532-89-0

Grade:Pharmacy Grade

Content:99.90%

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