PRODUCT NAME: (6R)-5,6,7,8-Tetrahydro-L-biopterin dihydrochloride
CAS #: 17528-72-2
APPEARANCE: White to light yellow powder
STRUCTURE:
Assay(by HPLC) 99% Min
Odor Odorless
Solubility Freely soluble in water
Loss on Drying 2.0% (w/w) Max
Ash 2.5% (w/w) Max
Heavy Metals 20 ppm max
Purity per HPLC
6S-BH4.2HCl 0.5% Max
Unknown impurities (single) 0.05% Max
Unknown impurities (total) 0.1% Max
Impurities (total) 1.0% Max