15-Diphenylcarbohydrazide Reagent ACS size:100 GM 2 STANDARDIZED AGAINST NIST EXPIRATION

2 STANDARDIZED AGAINST NIST EXPIRATION DATE MANUFACTURE DATE

Test Specification Min Max PURITY (Neutralization titration) 98

50% CHROMATOGRAPHIC PURITY TO PASS TEST TO PASS TEST ELEMENTAL IMPURITIES AS REPORTED AS REPORTED IDENTIFICATION TO PASS TEST TO PASS TEST RETEST DATE DATE OF MANUFACTURE APPEARANCE RESIDUAL SOLVENTS TO PASS TEST TO PASS TEST

00% HEAVY METALS (as Pb) 2 ppm NICKEL (Ni) 5 ppm

00% ACID VALUE 2 SPECIFIC GRAVITY @ 20[d/20[dC 1

15-Diphenylcarbohydrazide Reagent ACS size:100 GM 2 STANDARDIZED AGAINST NIST EXPIRATIONTest Specification Min Max MELTING POINT 173 176 C 173 176 C SOLUBILITY IN AQUEOUS ACETONE TO PASS TEST SENSITIVITY TO CHROMATE TO PASS TEST RESIDUE AFTER IGNITION 0. 05%