lower price 7-Amino-4-trifluoromethylcoumarin CAS NO.53518-15-3

         Zhengzhou S&J Science Co., LTD was founded in 2011. Via the innovation and development of more than 10 years, it has been a national high-tech enterprise specializing in "IVD Reagents Raw Materials", "New Electronic and Chemical Materials", "Biobuffers" and "Pharmaceutical Intermediates". 
         The company’s main products include chromogenic substrates, biological buffers, molecular biology reagents, pharmaceutical intermediates, cell culture, etc. The company’s service targets are mainly in vitro diagnostic reagent manufacturers, national scientific research institutes, universities, colleges, and customs. , Technical quality inspection, public security, standards, import and export inspection and quarantine institutions, agriculture, food hygiene and other testing and experimental units, now have more than 10 employees, independent laboratories, quality control personnel, the company’s business philosophy is: everything from customers Proceeding from interests, strictly control the quality of products, standardize the difference between the good and the bad grades of domestic reagents, and at the same time strive to provide humane pre-sales, sales, and after-sales services to our customers, and move closer to the mainstream suppliers of domestic reagents!

        Zhengzhou S&J Science Co., LTD was founded in 2011. Via the innovation and development of more than 10 years, it has been a national high-tech enterprise specializing in "IVD Reagents Raw Materials", "New Electronic and Chemical Materials", "Biobuffers" and "Pharmaceutical Intermediates". 
        The company’s main products include chromogenic substrates, biological buffers, molecular biology reagents, pharmaceutical intermediates, cell culture, etc. The company’s service targets are mainly in vitro diagnostic reagent manufacturers, national scientific research institutes, universities, colleges, and customs. , Technical quality inspection, public security, standards, import and export inspection and quarantine institutions, agriculture, food hygiene and other testing and experimental units, now have more than 10 employees, independent laboratories, quality control personnel, the company’s business philosophy is: everything from customers Proceeding from interests, strictly control the quality of products, standardize the difference between the good and the bad grades of domestic reagents, and at the same time strive to provide humane pre-sales, sales, and after-sales services to our customers, and move closer to the mainstream suppliers of domestic reagents!