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Reference Standards Overview

Reference standard substance refers to the reference substance used in the national drug standards for identification, inspection, content determination, impurity substances inspection, etc. The national drug reference substance is the material basis of the national drug standards, and it is a special measuring instrument used to check the quality of drugs. It is the benchmark for measuring the quality of drugs, and it is also used as a material standard to calibrate test instruments and methods. In drug testing, it is a control to determine the authenticity of drugs, and it is an essential tool to control the quality of drugs. We offer a wide range of standards for drug development, quality testing, and other research projects.



Cat No. Product Name CAS No. Purity Order
E000004 Sodium ferrous citrate 43160-25-4 ≥ 95% Inquiry
E000003 6PPD-quinone 2754428-18-5 ≥ 95% Inquiry
C000004 2H,2H,3H,3H-Perfluorodecanoic acid 812-70-4 97% Inquiry
C000003 Potassium 11-Chloroeicosafluoro-3-oxaundecane-1-su 83329-89-9 96% Inquiry
C000002 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic aci 763051-92-9 ≥ 95% Inquiry
C000001 9-Chlorohexadecafluoro-3-oxanone-1-sulfonic acid 756426-58-1 ≥ 95% Inquiry
L048932 Imidazo[1,2-A]pyridin-8-ylmethanamine 933721-91-6 ≥ 95% Inquiry
L048895 3-Bromoimidazo[1,2-a]pyridin-8-ol 1780873-54-2 ≥ 95% Inquiry
L048875 3-Bromo-5-(trifluoromethyl)imidazo[1,2-a]pyridine 1893797-71-1 ≥ 95% Inquiry
L048814 Imidazo[1,2-a]pyridin-2-ylmethanamine hydrochlorid 855250-24-7 ≥ 95% Inquiry
L048351 5-Bromo-1H-pyrrolo[2,3-b]pyridine-3-carboxylic aci 849068-61-7 ≥ 95% Inquiry
L048276 5-Bromoimidazo[1,2-a]pyridine 69214-09-1 ≥ 95% Inquiry
L048046 5-Methylimidazo[1,2-a]pyridine 933-69-7 ≥ 95% Inquiry
L047764 6-Bromo-2-methylimidazo[1,2-a]pyridine 4044-99-9 ≥ 95% Inquiry
L047734 6-Bromo-3-nitroimidazo[1,2-a]pyridine 64064-71-7 ≥ 95% Inquiry
L047694 6-Chloro-1H-pyrrolo[2,3-B]pyridine 55052-27-2 ≥ 95% Inquiry
L047685 6-Bromoimidazo[1,2-a]pyridine-2-carboxylic acid 749849-14-7 ≥ 95% Inquiry
L047569 6-Methyl-1H-pyrrolo[2,3-B]pyridine 824-51-1 ≥ 95% Inquiry
L047541 Ethyl 6-nitroimidazo[1,2-a]pyridine-2-carboxylate 38923-08-9 ≥ 95% Inquiry
L047556 6-Methylimidazo[1,2-a]pyridine 874-38-4 ≥ 95% Inquiry
L047517 1H-pyrrolo[2,3-b]pyridine-4-carbaldehyde 728034-12-6 ≥ 95% Inquiry
L047472 7-Chloroimidazo[1,2-a]pyridine 4532-25-6 ≥ 95% Inquiry
L047443 7-Methylimidazo[1,2-a]pyridine 874-39-5 ≥ 95% Inquiry
L047434 7-Methylimidazo[1,2-a]pyridine-3-carboxylic acid 21801-80-9 ≥ 95% Inquiry
L047385 8-Methylimidazo[1,2-a]pyridine 874-10-2 ≥ 95% Inquiry