Our company used the advanced technology to ensure the stable quality, and fully meet or exceed the imported drug registration standards of SFDA (JX20090272),the standards of USP 37, CP and the ICH guideline, etc.
Appearance:White or almost white crystalline powder
Mr:274.24
Optical rotation:+46.0°~+50.0°
Chloride:≤ 0.01%
Ammonium:≤ 0.02%
Iron:≤ 0.001%
Sulfate :≤0.02%
Arsenic:≤0.0001%
Residue on ignition:≤0.10%
Related substances(HPLC): Tyr (Impurity A)≤ 1.5% ;
Gly (Impurity B)≤ 1.0% ;
Cyclo (gly-tyr)(Impurity C)≤ 0.2%
Not indentified impurities (HPLC):single≤0.05% ;sum≤0.30%
Assay (titration):99.0%~101.5% (anhydrous substance)
Shipping:7-10 days for R&D ,30 days for commercial scales.
Packaging Details:Packed in a double plastic wall bag with Aluminum foil bag outside.
Permanent link: http://www.vvchem.com/sell/cas:658-79-7,3294929.html