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.

(3S,11E)-3,4,5,6,9,10-Hexahydro-14,16-Dihydroxy-3-(Methyl- 13 C)-1H-2-Benzoxacyclotetradecin-1,7(8H)-Dione- 13 C 17 CAS NO 911392-43-3

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CAS No.:911392-43-3

Grade:Pharmacy Grade

Content:99.90%

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Zrthomjwaprzgv-Lbprgkrzsa-N CAS NO 911637-18-8

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CAS No.:911637-18-8

Grade:Pharmacy Grade

Content:99.90%

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Thyroxine-4-Hydroxy-3,5-Diiodophenyl Ether Discontinued CAS NO 911661-90-0

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CAS No.:911661-90-0

Grade:Pharmacy Grade

Content:99.90%

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Jwh 369 CAS NO 914458-27-8

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CAS No.:914458-27-8

Grade:Pharmacy Grade

Content:99.90%

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4-Hydroxy-3-Methoxymethcathinone CAS NO 916177-15-6

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CAS No.:916177-15-6

Grade:Pharmacy Grade

Content:99.90%

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Wmynforjxwzrai-Uhfffaoysa-N CAS NO 916214-44-3

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CAS No.:916214-44-3

Grade:Pharmacy Grade

Content:99.90%

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Vrucyvsbvgtfgx-Uhfffaoysa-N CAS NO 917389-18-5

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CAS No.:917389-18-5

Grade:Pharmacy Grade

Content:99.90%

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(+/-)-Enterodiol-13C3 CAS NO 918502-74-6

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CAS No.:918502-74-6

Grade:Pharmacy Grade

Content:99.90%

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