Certificate Of Analysis
Product Name 5,10,15,20-Tetrakis(4-methoxyphenyl)-21H,23H-porphine,
Dye content 95 %
Product Number 252883
Product Brand SIAL
CAS Number 22112-78-3
Molecular Formula C48H38N4O4
Molecular Weight 734.84
 
TEST SPECIFICATION LOT 00327HH RESULTS
APPEARANCE PURPLE POWDER, CRYSTALS, CRYSTALLINE POWDER PURPLE CRYSTALLINE POWDER
INFRARED SPECTRUM CONFORMS TO STRUCTURE. CONFORMS TO STRUCTURE.
UV-VISIBLE SPECTRUM IN TOLUENE 0.002 G/L, TOLUENE
  E424(+/-3)NM = 350,000 (MINIMUM) E423=352,200
ELEMENTAL ANALYSIS CARBON 73.7%-83.2% CARBON 75.10%
  NITROGEN 7.2%- 8.2% NITROGEN 8.03%
HIGH PRESSURE LIQUID 94.0% (MINIMUM) 98.6%
QUALITY CONTROL JULY 2007