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.

Glycine-15N CAS NO 7299-33-4

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CAS No.:7299-33-4

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

n-Methyl-n-Nitrosoacetamide CAS NO 7417-67-6

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CAS No.:7417-67-6

Grade:Pharmacy Grade

Content:99.90%

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4-Hydroxyephedrine Hydrochloride, 99+% CAS NO 7437-54-9

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CAS No.:7437-54-9

Grade:Pharmacy Grade

Content:99.90%

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7-Formylbenz(A)Anthracene CAS NO 7505-62-6

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CAS No.:7505-62-6

Grade:Pharmacy Grade

Content:99.90%

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2,4,6-Tripropan-2-Yl-1,3,5-Trioxane CAS NO 7580-12-3

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CAS No.:7580-12-3

Grade:Pharmacy Grade

Content:99.90%

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Quinine Iodosulfate CAS NO 7631-46-1

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CAS No.:7631-46-1

Grade:Pharmacy Grade

Content:99.90%

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5Alpha-Androstan-3Alpha-Ol CAS NO 7657-50-3

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CAS No.:7657-50-3

Grade:Pharmacy Grade

Content:99.90%

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Phenothiazine-1-Carboxylic Acid, 8-(Trifluoromethyl)-, 5,5-Dioxide (7Ci,8Ci) CAS NO 7678-78-6

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CAS No.:7678-78-6

Grade:Pharmacy Grade

Content:99.90%

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