Encyclopedia of Analytical Science, Volumen3Academic Press, 1995 - 6059 páginas |
Dentro del libro
Resultados 1-3 de 5
Página 1479
... peas , dried apricots and dehydrated potatoes may be determined by differential pulse polarography , as described in AOAC method 987.04 . The sulphur dioxide is purged with nitro- gen from an acidified sample , and collected in ...
... peas , dried apricots and dehydrated potatoes may be determined by differential pulse polarography , as described in AOAC method 987.04 . The sulphur dioxide is purged with nitro- gen from an acidified sample , and collected in ...
Página 1555
... peas , beans ) Stalk ( e.g. celery ) Packaged vegetables ( e.g. cans , jars , bottles ) Preparation technique Select a number of individual vegetables ( 4-6 for large items , 10-15 for smaller items ) . Remove any loose soil by brushing ...
... peas , beans ) Stalk ( e.g. celery ) Packaged vegetables ( e.g. cans , jars , bottles ) Preparation technique Select a number of individual vegetables ( 4-6 for large items , 10-15 for smaller items ) . Remove any loose soil by brushing ...
Página 1560
... peas and is an indication of maturity . The well - homogenized peas are boiled in ethanol , and filtered using a Buchner funnel . The residue is washed repeatedly with 80 % etha- nol to remove all soluble substances . The alcohol ...
... peas and is an indication of maturity . The well - homogenized peas are boiled in ethanol , and filtered using a Buchner funnel . The residue is washed repeatedly with 80 % etha- nol to remove all soluble substances . The alcohol ...
Otras ediciones - Ver todas
Términos y frases comunes
absorbance absorption acetate addition aflatoxins alcohol aldehydes amines analysis analytical applications aqueous aromatic ation atomic blood capillary column carbon carboxylic carboxylic acids carrier gas chelates chemical chloride colour complex components compounds concentration containing derivatives derivatization detection detector determination drugs electron elution emission enantiomers enzymatic enzyme esters ethanol excitation extraction fibre Figure fingerprint Flow injection analysis fluorescence fluorimetric fluorine forensic science gas chromatography GC-MS glass groups hydrocarbons hydrogen identification infrared injection ketones liquid chromatography mass mass spectrometry measured metal methods methyl mixture mobile phase molecular molecules mycotoxins nitrogen organic oxidation peak phenol Phot plasma polar procedure protein pyrolysis quantitative reaction reagent residues retention sample selectivity sensitivity separation silica sodium solution solvent specific spectra spectrometry spectrophotometric spectroscopy standard stationary phases sulphur surface techniques temperature thiols titration tube volatile wavelength