Description

• Application: In-house validation method for quantification of formaldehyde in silage and feedingstuffs with the use HPLC-DAD technique.: Demonstrating the versatility of 2,4-Dinitrophenylhydrazine phosphoric acid solutions in food safety, this paper describes a validated method for detecting formaldehyde residues in animal feed, ensuring compliance with health and safety regulations (Patyra et al., 2020). Development of a measurement method to determine the ceiling exposure concentration of ortho-phthalaldehyde handling workers.: This research uses derivatization agents including 2,4-Dinitrophenylhydrazine phosphoric acid solution to measure harmful substances in occupational settings, contributing to enhanced worker protection and industrial hygiene (Yamamoto et al., 2020). Reductive amination of aldehyde 2,4-dinitorophenylhydrazones using 2-picoline borane and high-performance liquid chromatographic analysis.: Focusing on the chemical synthesis processes, this study employs 2,4-Dinitrophenylhydrazine phosphoric acid solutions to analyze reaction mechanisms in pharmaceutical and biotechnological research, fostering advancements in drug development and synthetic chemistry (Uchiyama et al., 2009).
• Analysis Note: Assay (complexometric, Bi): ≥ 71.0 %Chloride (Cl): ≤ 0.005 %Ag (Silver): ≤ 0.001 %As (Arsenic): ≤ 0.0005 %Ca (Calcium): ≤ 0.005 %Cu (Copper): ≤ 0.002 %Fe (Iron): ≤ 0.002 %NH₄ (Ammonium): ≤ 0.01 %Pb (Lead): ≤ 0.005 %Zn (Zinc): ≤ 0.001 %Substances not precipitated by hydrogen sulfide (as sulfate): ≤ 0.5 %
• Legal Information: EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany