Selective spectrophotometric determination of cysteine in the presence of cystine, methionine, and the remaining amino acids using the palladium(II)-DPPH complex

Spectrophotometric determination of lysi

Spectrophotometric determination of lysine in the presence of other amino acids and proteins using furfuraldehyde

✍ Ibolya Molnár-Perl; Margit Pintér-Szakás 📂 Article 📅 1992 🏛 Elsevier Science 🌐 English ⚖ 577 KB

The selective reaction of lysme, S-bydro&sme, omlthme and cu,e-dlammopunehc acid ~th furfuraldehyde, m anhydrous me&a, was mvestlgated at SO, 85,90 and 95°C by spectrophotometry, 111 the presence of various addItIonal materials,, such as potassmm pyrosulphlte, ascorbic acid and lead(I1) acetate Seco