Certificate Of Analysis
Product Name Nile Blue A perchlorate,
Dye content 95 %
Product Number 370088
Product Brand ALDRICH
CAS Number 53340-16-2
Molecular Formula C20H20ClN3O5
Molecular Weight 417.84
 
TEST SPECIFICATION LOT 63597LJ RESULTS
Appearance (Color) Conforms to Requirements Dark Brown
  Blue,Brown or Black  
Appearance (Form) Powder Powder
Infrared spectrum Conforms to Structure Conforms
Wavelength 625 - 631 nm 630 nm
  In Ethanol  
Extinction Coefficient ≥50000 71543
Purity (HPLC) ≥93.0 % 98.0 %
Carbon 54.0 - 60.9 % 58.4 %
Nitrogen 9.4 - 10.7 % 9.9 %
Specification Date: AUG 2008
Date of QC Release: JAN 2009
Print Date: JAN 20 2009