Technical Information X-Gal


CERTIFICATE OF ANALYSIS
Product X-Gal ; 5-Bromo-4-Chloro-3-Indolyl-b-DGalactopyranoside C14H15BrClNO6
Product no 115A
Lot no. P1/224/122
M.W. 408.61
Purity 99.5% by HPLC
Water content 0.2% (Karl Fisher)
PH (Sol 5% H2O) 5.8
Solubility Clear and colourless solution (Sol 2% DMF)
H-NMR Conforming the structure
Dioxane (GLC) < 1ppm
Storage Conditions 4°C short term, -20°C longer term
 
FOR RESEARCH AND MANUFACTURING USE ONLY