CAS 763147-31-5 Appearance: Light Yellow to brown Appearance: Solid Purity (HPLC AREA %) higher than 97% Water: less than 0.9% Residue on Ignition: less than 0.2% IRON: less than 50 ppm Residual solvents (GLC-HS): CHCL2 Max. 3000 PPM, DMF Max. 880 PPM, MEOH MAX 3000PPM, IPA MAX 5000PPM DICHLORETHAN MAX. 1870 PPM Show More