Certificate of Analysis
Product Name:
2,2-Diphenyl-1-picrylhydrazyl
Product Description:
95%
Product Brand:
Sigma-Aldrich
Product Number:
D211400
Molecular Weight:
394.32
CAS Number:
1898-66-4
Test
Specification
Lot 08428BQ Results
APPEARANCE
BLACK POWDER MAY CONTAIN GREEN OR GOLD CAST
BLACK-GOLD CRYSTALLINE POWDER
INFRARED SPECTRUM
CONFORMS TO STRUCTURE AND STANDARD AS
CONFORMS TO STRUCTURE AND STANDARD AS
ILLUSTRATED ON PAGE 1388B OF EDITION I,
ILLUSTRATED ON PAGE 1388B OF EDITION I,
VOLUME 1 OF "THE ALDRICH LIBRARY OF FT-IR
VOLUME 1 OF "THE ALDRICH LIBRARY OF FT-IR
SPECTRA".
SPECTRA".
UV-VISIBLE SPECTRUM
C=0.01G/L, CHCL3
C=0.01 G/L, CHCL3
E(528 +/- 3NM)= 10,000 (MINIMUM)
E528=12,199
E(331 +/- 3NM)= 14,000 (MINIMUM)
E332=15,754
ELEMENTAL ANALYSIS
CARBON 51.5%-58.1%
CARBON 55.30%
NITROGEN 16.7%-18.8%
HYDROGEN 3.45%
NITROGEN 17.10%
SOLUBILITY
50MG/ML, CHCL3; OPAQUE, VERY DARK PURPLE
50MG/ML, CHCL3; OPAQUE, VERY DARK PURPLE
SOLUTION
SOLUTION
