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.

Tris(Acetylacetonato)(1,10-Phenanthroline)Terbium(Iii) CAS NO 18078-86-9

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CAS No.:18078-86-9

Grade:Pharmacy Grade

Content:99.90%

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Cyclopiazonic Acid CAS NO 18172-33-3

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CAS No.:18172-33-3

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Content:99.90%

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Iipijhxzzcpsgv-Dgzcrlafsa-N CAS NO 18266-27-8

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CAS No.:18266-27-8

Grade:Pharmacy Grade

Content:99.90%

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6,6'-(P,P'-Biphenylylenebis(Carbonylimino))Bis(1-Butylquinolinium) Ditosylate CAS NO 18430-43-8

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CAS No.:18430-43-8

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Content:99.90%

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1-o-Methyl-Β-D-Glucuronide Methyl Ester CAS NO 18486-38-9

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CAS No.:18486-38-9

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Content:99.90%

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Ochratoxin B Methyl Ester CAS NO 18496-57-6

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CAS No.:18496-57-6

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Content:99.90%

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L-Lysine, [14C(U)]- CAS NO 18746-72-0

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CAS No.:18746-72-0

Grade:Pharmacy Grade

Content:99.90%

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D-Fructose-Ul-14C CAS NO 18875-34-8

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CAS No.:18875-34-8

Grade:Pharmacy Grade

Content:99.90%

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