Specification Sheet
Product Name 1,4,5,8-Naphthalenetetracarboxylic acid hydrate,
97%
Product Number 130095
Product Brand ALDRICH
CAS Number 199926-43-7
 
TEST SPECIFICATION
APPEARANCE TAN TO BROWN POWDER
INFRARED SPECTRUM CONFORMS TO STRUCTURE AND STANDARD AS ILLUS-
  TRATED ON PAGE 243D OF EDITION I, VOLUME 2
  OF "THE ALDRICH LIBRARY OF FT-IR SPECTRA".
PROTON NMR SPECTRUM CONFORMS TO STRUCTURE
  AND/OR
HIGH PRESSURE LIQUID 96.5% (MINIMUM)
TITRATION TYPICALLY 10% - 30% H2O
  APPROVED JANUARY 6, 1998 JSB