22'-Bipyridine-44'-dicarboxylic Acid 99+ Percent size:250 MG Test Specification Min Max MELTING

Test Specification Min Max MELTING POINT 149 151

00% UNSAPONIFIABLE MATTER 1

10% ELEMENTAL IMPURITIES AS REPORTED AS REPORTED IDENTIFICATION TO PASS TEST TO PASS TEST RETEST DATE DATE OF MANUFACTURE APPEARANCE RESIDUAL SOLVENTS TO PASS TEST

25% ELEMENTAL IMPURITIES: NICKEL (Ni) AS REPORTED AS REPORTED CHROMIUM (Cr) AS REPORTED AS REPORTED IDENTIFICATION A TO PASS TEST IDENTIFICATION B TO PASS TEST IDENTIFICATION C TO PASS TEST RETEST DATE DATE OF MANUFACTURE APPEARANCE RESIDUAL SOLVENTS TO PASS TEST

01 RESIDUE AFTER EVAPORATION 5 ppm ACIDITY (as CH[@3@]COOH) 0

22'-Bipyridine-44'-dicarboxylic Acid 99+ Percent size:250 MG Test Specification Min Max MELTING