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.

Lercanidipine Impurity 1 CAS NO 89267-42-5

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CAS No.:89267-42-5

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Paraformaldehyde (13C) CAS NO 89277-65-6

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CAS No.:89277-65-6

Grade:Pharmacy Grade

Content:99.90%

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Cortinarin B CAS NO 89286-74-8

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CAS No.:89286-74-8

Grade:Pharmacy Grade

Content:99.90%

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11Alpha-Hydroxyvitamin D3 CAS NO 89321-96-0

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CAS No.:89321-96-0

Grade:Pharmacy Grade

Content:99.90%

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Cilostazol-D11 CAS NO 89332-50-3

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CAS No.:89332-50-3

Grade:Pharmacy Grade

Content:99.90%

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Dexamethasone Impurity 10 CAS NO 89561-92-2

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CAS No.:89561-92-2

Grade:Pharmacy Grade

Content:99.90%

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5A-Androstan-3B-Ol-17-One (Epiandrosterone) (2,2,4,4-D4, 98%) CAS NO 89685-09-6

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CAS No.:89685-09-6

Grade:Pharmacy Grade

Content:99.90%

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n-Acetyl-S-Pentachloro-1,3-Butadienylcysteine CAS NO 89784-39-4

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CAS No.:89784-39-4

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

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