Name l-arginine-l-pyroglutamate
Chinese names l-+½¦¦dß l-+¦¦F¦¦dß

Molecular structure

Molecular formula c6h14n4o2.C5h7no3
Molecular weight 303.06
Cas registry number 56265-06-6
Einecs 260-081-5

Specification:
Item specification
Description white crystals or crystalline powder
Specific rotation [ªß]d20 +16.5íp~+18.5íp
State of solution (transmittance) clear and colorless
Nlt 95.0%
Chloride nmt 0.020%
Ammonium nmt 0.02%
Sulfate nmt 0.020%
Iron nmt 10ppm
Heavy metals (as pb) nmt 10ppm
Arsenic nmt 1ppm
Water content nmt 2.00%
Residue on ignition (sulfated) nmt 0.10%
Assay 98.5~101.5%


In-house standard