Acetaldehyde 2,4-dinitrophenylhydrazone analytical standard, for environmental analysis, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Acetaldehyde 2,4-dinitrophenylhydrazone analytical standard, for environmental analysis, Sigma-Aldrich®
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Acetaldehyde 2,4-dinitrophenylhydrazone ≥98.0% (by HPLC, titration analysis)
Supplier: TCI
Acetaldehyde 2,4-dinitrophenylhydrazone ≥98.0% (by HPLC, titration analysis)