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.

11-Ketoetiocholanolone CAS NO 739-27-5

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CAS No.:739-27-5

Grade:Pharmacy Grade

Content:99.90%

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2-Aminochrysene CAS NO 789-47-9

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CAS No.:789-47-9

Grade:Pharmacy Grade

Content:99.90%

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18-Hydroxy-11-Dehydrotetrahydrocorticosterone CAS NO 7050-24-0

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CAS No.:7050-24-0

Grade:Pharmacy Grade

Content:99.90%

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n-Nitrodiethylamine CAS NO 7119-92-8

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CAS No.:7119-92-8

Grade:Pharmacy Grade

Content:99.90%

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Oxazirino[2,3-A]Benzimidazole (8Ci,9Ci) CAS NO 7127-47-1

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CAS No.:7127-47-1

Grade:Pharmacy Grade

Content:99.90%

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Acetone-1,3-13C2 CAS NO 7217-25-6

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CAS No.:7217-25-6

Grade:Pharmacy Grade

Content:99.90%

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3Β-[(2-o-Acetyl-6-Deoxy-3-o-Methyl-Α-L-Glucopyranosyl)Oxy]-11Α,12Α-Epoxy-14-Hydroxy-5Β-Card-20(22)-Enolide CAS NO 7227-00-1

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CAS No.:7227-00-1

Grade:Pharmacy Grade

Content:99.90%

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Dimethyl Disulfide-D6 CAS NO 7282-94-2

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CAS No.:7282-94-2

Grade:Pharmacy Grade

Content:99.90%

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