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.

(Αr)-Α-Hydroxy-Γ-Oxo-Benzenebutanoic-D5 Acid CAS NO 1286934-16-4

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CAS No.:1286934-16-4

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Bromindione-D4 CAS NO 1286965-30-7

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CAS No.:1286965-30-7

Grade:Pharmacy Grade

Content:99.90%

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n-Desmethyl Tapentadol CAS NO 1300037-83-5

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CAS No.:1300037-83-5

Grade:Pharmacy Grade

Content:99.90%

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Cathayanon I CAS NO 1303438-52-9

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CAS No.:1303438-52-9

Grade:Pharmacy Grade

Content:99.90%

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(S)-Atenolol-D7 CAS NO 1309283-20-2

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CAS No.:1309283-20-2

Grade:Pharmacy Grade

Content:99.90%

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Citalopram-D3 CAS NO 1309283-28-0

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CAS No.:1309283-28-0

Grade:Pharmacy Grade

Content:99.90%

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Mesalamine-D3 CAS NO 1309283-32-6

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CAS No.:1309283-32-6

Grade:Pharmacy Grade

Content:99.90%

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Diltiazem-D6 Hydrochloride CAS NO 1309283-34-8

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CAS No.:1309283-34-8

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

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