Prostaglandin E1,Shang Benro Chemical Co.Ltd_specification/price/image

Prostaglandin E1(PGE1)
(11-alpha,13E,15S)-11,15-Dihydroxy-9-oxoprost-13-enoic acid
CAS-No: 745-65-3

Item	Specifications
Description	White to offwhite crystalline powder
Identification	IR Spectrum
Water	0.5% max
Residue on ignition	0.5% max
Limit of Prostaglandin A1,B1 and 13,14-dihydro Prostaglandin E1	1)Prostaglandin A1: 1.5% max 2)Prostaglandin B1:0.1% max 3)Sun of Prostaglandin B1 and 13,14-dihydro Prostaglandin E1:0.5% max
Limit of foreign Prostaglandins	1)single foreign Prostaglandin : 0.9% max 2)total foreign Prostaglandins:2.0% max
Limit of chromium	20 ppm max
Limit of rhodium	20 ppm max
Assay	95.0% -105.0%
Residual solvents	Ethyl acetate : 4000ppm max Hexane: 200 ppm max