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.

n-4-Phenyl Α-Benzylidene-D5 Isobutyrylacetamide CAS NO 222412-73-9

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CAS No.:222412-73-9

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Ep-1013 CAS NO 223568-55-6

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CAS No.:223568-55-6

Grade:Pharmacy Grade

Content:99.90%

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(3'R,5'S)-3'-Hydroxycotinine CAS NO 223655-46-7

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CAS No.:223655-46-7

Grade:Pharmacy Grade

Content:99.90%

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Irbesartan n-Β-D-2,3,4-Tri-o-Acetyl-Glucuronide Methyl Ester CAS NO 224170-69-8

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CAS No.:224170-69-8

Grade:Pharmacy Grade

Content:99.90%

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Linolenic-1-13C Acid CAS NO 224568-13-2

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CAS No.:224568-13-2

Grade:Pharmacy Grade

Content:99.90%

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4-tert-Butyl-D9-Phenol-2,3,5,6-D4 CAS NO 225386-58-3

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CAS No.:225386-58-3

Grade:Pharmacy Grade

Content:99.90%

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Ebracteolatinoside A CAS NO 225921-25-5

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CAS No.:225921-25-5

Grade:Pharmacy Grade

Content:99.90%

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Methyl Salicylate Β-D-o-Glucuronide Methyl Ester CAS NO 226932-59-8

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CAS No.:226932-59-8

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

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