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.

Ethacrynic Acid L-Cysteine Adduct CAS NO 51246-37-8

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CAS No.:51246-37-8

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Formamide-13C CAS NO 51284-91-4

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CAS No.:51284-91-4

Grade:Pharmacy Grade

Content:99.90%

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Norchlorprothixene CAS NO 51382-91-3

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CAS No.:51382-91-3

Grade:Pharmacy Grade

Content:99.90%

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4-Hydroxyphentermine CAS NO 51706-55-9

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CAS No.:51706-55-9

Grade:Pharmacy Grade

Content:99.90%

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Ethyl-Delta-8-Tetrahydrocannabinol CAS NO 51768-58-2

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CAS No.:51768-58-2

Grade:Pharmacy Grade

Content:99.90%

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Butyl-Delta(8)-Tetrahydrocannabinol CAS NO 51768-59-3

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CAS No.:51768-59-3

Grade:Pharmacy Grade

Content:99.90%

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4-Hydroxy-n-Desbutyl Bupivacaine CAS NO 51989-48-1

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CAS No.:51989-48-1

Grade:Pharmacy Grade

Content:99.90%

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Cortolonic Acid CAS NO 52077-56-2

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CAS No.:52077-56-2

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

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