Zobrazeno 1 - 4
of 4
pro vyhledávání: '"Kumi Suzuki"'
Publikováno v:
Journal of the Food Hygienic Society of Japan (Shokuhin Eiseigaku Zasshi). 43:110-113
An analytical method was developed for lac color in diets fed to rats and in the feces, and the contents of lac color were determined. After lac color was extracted with 0.05% sodium carbonate and 50% ethanol containing 0.02% sodium lauryl sulfate fr
Publikováno v:
Journal of the Food Hygienic Society of Japan (Shokuhin Eiseigaku Zasshi). 42:109-113
The contents of the main pigments and other ingredients in commercial lac color products were determined by HPLC using an RP-18 column with 0.1 mol/L citric acid buffer solution-methanol (16:5) as the mobile phase, and a photodiode array (PDA) detect
Publikováno v:
Shokuhin eiseigaku zasshi. Journal of the Food Hygienic Society of Japan. 50(5)
Pollution levels of toxic heavy metals (Pb, Cd, Hg) and arsenic in existing food additives used as food colors (40 samples of 15 kinds) were investigated. Heavy metals were detected in 8 samples; Pb in 1 sample (2.8 microg/g), Hg in 8 samples (0.1-3.
Publikováno v:
Food additives and contaminants. 19(4)
Residual levels of 12 solvents in 87 natural food additives (66 samples of food colours, 19 samples of natural antioxidants and two natural preservatives) collected between 1997 and 1999 were determined by automated head-space GC using FID, with a po