Certificate Of Analysis
Product Name trans-4-Hydroxy-L-proline,
crystalline
Product Number H6002
Product Brand SIGMA
CAS Number 51-35-4
Molecular Formula C5H9NO3
Molecular Weight 131.13
 
TEST SPECIFICATION LOT MKBC5797 RESULTS
Appearance (Color) Colorless to Yellow Yellow
Appearance (Form) Liquid Liquid
Refractive index at 20 ° C 1.563 - 1.567 1.565
Infrared spectrum Conforms to Structure Conforms
Purity (GC) ≥97.5 % 99.7 %
Specification Date: OCT 2009
Date of QC Release: NOV 2009
Print Date: NOV 25 2009