8 Year Exporter Tofacitinib - High Purity 50700-72-6 Vecuronium bromide with BP USP EP Quality Standard – Yibai

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8 Year Exporter Tofacitinib - High Purity 50700-72-6 Vecuronium bromide with BP USP EP Quality Standard – Yibai Detail:

Product name	Vecuronium bromide
Synonyms	(+)-1-(3,17-Diacetoxy-2-piperidino-5-androstan-16-yl)-1-methylpiperidinium bromide
CAS No.	50700-72-6
Appearance	White powder
Molecular Formula	C₃₄H₅₇BrN₂O₄
Molecular Weight	637.74
Application	Pharma grade or research purpose
Packing	As per your request
Storage	Preserve in tight,light-resistant containers in a cool place

Certificate of Analysis Test according to: BP2013/EP8.0 Vecuronium Bromide (CAS#50700-72-6)
ITEMS	STANDARDS	RESULTS
Appearance	White or almost white crystals or crystalline powder	Complies
Solubility	Slightly soluble in water, freely soluble in methylene chloride, sparingly soluble in acetonitrile and in anhydrous ethanol.	Complies
Identification	IR: Spectrum exhibits maxima at the same wavelengths as that of the reference standard	Complies
Identification	Responds to test for Bromides	Complies
Appearance of Solution	The solution is clear and not clear than BY7	Complies
Water	≦4.0%	0.88%
Specific Rotation	+30.5°to+35.0°	+33.9°
Residue on Ignition	≦0.1%	0.065%
Related Substances	Related Compound D: Not more than 0.25%Related Compound E: Not more than 0.25% Related Compound C: Not more than 0.25% Related Compound A: Not more than 0.25% Related Compound B: Not more than 0.25% Individual Unknown Impurity: Not more than 0.10% Total impurities: Not more than 0.7%	Not detectedNot detected 0.052% Not detected Complies 0.045% 0.13%
Assay (HPLC)	Between 99.0% w/w to 101.0% w/w on dried basis	99.86%
Bacterial Endotoxins	≦10EU/mg	8.8EU/mg
Conclusion	It meets BP2013/EP8.0 standards.

Certificate of Analysis Test according to: USP40 Vecuronium Bromide (CAS#50700-72-6)
ITEMS	STANDARDS	RESULTS
Appearance	White or almost white crystals or crystalline powder	Complies
Solubility	Slightly soluble in water, freely soluble in methylene chloride; sparingly soluble in acetonitrile and in anhydrous ethanol.	Complies
Identification	IR: Spectrum exhibits maxima at the same wavelengths as that of the reference standard	Conforms
	The retention time of the major peak in the chromatogram of the assay preparation corresponds to that in the chromatogram of the standard preparation as obtained in the assay.	Conforms
	Responds to test for Bromides	Conforms
Loss on Drying	≦2.5%	0.96%
Specific Rotation	-16°to-20°	-19.6°
Residue on Ignition	≦0.1%	0.069%
Heavy Metals	Not more than 10ppm	<10ppm
Related Substances	Pancuronium Bromide: Not more than 0.5%Related Compound F: Not more than 0.5% Related Compound C: Not more than 0.5% Related Compound A: Not more than 0.3% Related Compound B: Not more than 0.5% Individual Unknown Impurity: Not more than 0.10% Total impurities: Not more than 1.0%	Complies0.055% Not detected Not detected Not detected 0.048% 0.16%
Assay (HPLC)	Between 98.0% w/w to 102.0% w/w on dried basis	99.95%
Residual Solvents	Methanol≦ 200ppmMethylene Chloride≦ 600ppm Acetone≦ 500ppm n-Heptane≤5000ppm	Not Detected89ppm Not Detected 790ppm
Bacterial Endotoxins	≦10EU/mg	8.6EU/mg
Conclusion	It meets USP40 standards.

Company Information

√ Management layer’s full experience in factory and skilled technicians followers;
√ Quality is always our top consideration, Strict QC system;
√ 11 years experienced exporting sales team;
√ Independent R&D lab;
√ Two signed long term GMP workshops;
√ Rich resources of plenty idle factories for customized project;
√ High Efficiency working team with consistent path.
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