Premium
Colorimetric determination of peroxide value with potassium iodide‐silica gel reagent
Author(s) -
Asakawa T.,
Matsushita S.
Publication year - 1978
Publication title -
journal of the american oil chemists' society
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.512
H-Index - 117
eISSN - 1558-9331
pISSN - 0003-021X
DOI - 10.1007/bf02678958
Subject(s) - iodine , reagent , chemistry , peroxide , hydrochloric acid , potassium , silica gel , iodide , peroxide value , starch , nuclear chemistry , iodine value , colorimetry , chromatography , inorganic chemistry , organic chemistry
A micro‐determination of peroxide value is proposed. The iodine liberated from potassium iodide‐silica gel reagent with peroxides in the oil was complexed with starch in 0.01 N hydrochloric acid. The blue color was then measured colorimetrically at 560 nm.