2,4-Dinitrophenylhydrazine moistened with~ 33% of H2O (Reag. Ph. Eur.) for analy

2,4-Dinitrophenylhydrazine moistened with~ 33% of H2O (Reag. Ph. Eur.) for analysis
Content: 25 GRM
Physical Description:
solid
Quality Name: for analysis
Specification: Minimum assay (HPLC.): 99.0%
Identity: IR passes test
Melting range: 199-202°C

?maximum limit of impurities:
Insoluble matter in H2SO4: 0.01 %
Residue on ignition (as SO4): 0.02 %
Chloride (Cl): 0.01%
Sulfate (SO4): 0.01%
Sensitivity to carbonyl group: passes test
Cu: 0.001 %
Fe: 0.001 %
Ni: 0.001 %
Pb: 0.001 %
(Analysis applied to the dry substance):