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.

(1'Rs,2'S)-Nicotine 1,1'-Di-n-Oxide CAS NO 129547-84-8

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CAS No.:129547-84-8

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Xllg CAS NO 129865-06-1

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CAS No.:129865-06-1

Grade:Pharmacy Grade

Content:99.90%

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m-Hydroxybenzoylecgonine CAS NO 129944-99-6

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CAS No.:129944-99-6

Grade:Pharmacy Grade

Content:99.90%

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Chlormadinol Acetate-3-o-Alpha-Arabinofuranoside CAS NO 129990-43-8

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CAS No.:129990-43-8

Grade:Pharmacy Grade

Content:99.90%

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Pentoxifylline-Alpha-Methoxy-Alpha-(Trifluoromethyl)Phenylacetate Ester CAS NO 130007-50-0

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CAS No.:130007-50-0

Grade:Pharmacy Grade

Content:99.90%

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n-Methylmesoporphyrin Ix CAS NO 130641-26-8

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CAS No.:130641-26-8

Grade:Pharmacy Grade

Content:99.90%

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6-o-Desmethyl Buprenorphine CAS NO 130668-48-3

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CAS No.:130668-48-3

Grade:Pharmacy Grade

Content:99.90%

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n-Nitrosomethyl(1-Methylbutyl)Amine CAS NO 130985-76-1

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CAS No.:130985-76-1

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

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