Azithomycin Dihydrate (BP/USP Grade) CAS NO.:117772-70-0
Azithomycin Dihydrate USP26
Appearance: white crystalline powder
Solubility: Practically insoluble in water, freely soluble in anhydrous ethanol and in methylene chloride.
Identification:A(IR) : Identical to that of RS
B(HPLC): Identical to that of RS
Specific Rotation: Between -47°
Crystallinity: Meets the requirments
Residue on ignition: 0.05%
Heavy metals: Not more than 25ppm
Assay: on the anhydrous basis: 958 ug/mg
Untapped density: 0.54g/ml
Tapped density: 0.69g/ml
Methanol: Not more than 3000ppm
Dichloromethane: Not more than 600ppm
Particle size distribution: not less than 80% passes through 40 mesh
Changzhou HQ New material Technology Co.,LTD.is a Integrated Company specializing in the production and trade of chemical intermediates. We are good at R & D, sales and custom synthesis services in the fields of pharmaceutical intermediates, plastic additives, ketones, esters, pyrimidine, quinoline, indoles, amino acids and other fine chemicals.
After years of development and accumulation of experience, HQ technology has a number of production pilot bases, providing customers with a variety of Pharmaceutical intermediates and fine chemicals from the level of gram to tonnage to develop new products and custom processing services. We have maintained long-term business relations with the nearby research institutes and universities. Relying on our comprehensive skills, stable supply chain, rich market knowledge and absolute commitment, HQ technology has rapidly developed into a one-stop solution and service provider.
Our vision is to use our expertise to provide our customers with high quality products and competitive prices. Through unremitting efforts, we will continuously introduce products facing the international market, meet customer needs, and strive to become a long - term partner of international well-known pharmaceutical and chemical enterprises.
HQ Chemtech sets independent Quality Department and Quality Control Center.It has professional testing equipments as GC,HPLC and Karl-fischer moisture meter.It has established perfect quality assurance system to ensure product quality.