Specification Sheet
Product Name (6S)-5,6,7,8-Tetrahydro-L-erythro-biopterin sulfate,
≥96% (HPLC)
Product Number 19565
Product Brand SIGMA
CAS Number 109784-74-9
Molecular Weight 241.25 (free base basis)
 
TEST SPECIFICATION
APPEARANCE (COLOR) Colorless or White
APPEARANCE (FORM) Powder or Crystals
PURITY (HPLC AREA %) ≥ 96 %
INFRARED SPECTRUM CONFORMS TO STRUCTURE
RECOMMENDED RETEST PERIOD 36 MONTHS