Zobrazeno 1 - 6
of 6
pro vyhledávání: '"J L, Daft"'
Publikováno v:
Journal of AOAC International. 79(1)
Content percentages of volatile liquids and fat extractables in 340 samples of ready-to-eat foods were determined gravimetrically. Volatile liquids were determined by drying samples in a microwave oven with a self-contained balance; results were prin
Autor:
J L, Daft
Publikováno v:
Journal of AOAC International. 76(5)
A headspace method used earlier for determining methyl bromide (MB) in assorted nuts and peanut butters has been successfully applied to other foods that could potentially contain traces of this toxic fumigant. The foods tested include 63 off-the-she
Autor:
J L, Daft
Publikováno v:
Journal - Association of Official Analytical Chemists. 74(4)
Autor:
J. L. Daft
Publikováno v:
Journal of High Resolution Chromatography. 6:480-487
Residue mixtures of pesticides in foods which were difficult to separate by packed-column gas chromatography were determined by capillary gas chromatography and electron capture detection. Manual injections of sample and reference standard were made
Autor:
J L, Daft
Publikováno v:
Journal - Association of Official Analytical Chemists. 66(2)
A gas chromatographic (GC) procedure for determining fumigants in grains was developed. Fumigants were leached from grain samples with the official AOAC method using acetone-water (5 + 1). They were then partitioned from the leachate with isooctane,
Autor:
J L, Daft
Publikováno v:
Journal - Association of Official Analytical Chemists. 71(4)
A gas chromatographic (GC) method is described for the determination of 22 fumigant and industrial chemical residues in a variety of foods. The fumigants and industrial chemicals determined are methyl bromide, methylene chloride, carbon disulfide, ch