A flow injection system for the determination of phosphate in natural water samples is reported. Phosphate is reacted with molybdate ion and Rhodamine B in an acid medium to yield a complex whose absorbance is monitored at 586 nm. The method thus developed is applicable to the determination of...
te in water samples Application of solidification of floating organic drop microextraction for inorganic anions: Determination of phosphate in water samplesApplication of solidification of floating organic drop microextraction for inorganic anions: Determination of phosphate in water samplesdoi:10.1016/j.micro...
Wei F, Zhongxiang W, Enjiang T (1989) The determination of trace amounts of phosphate in natural water by flow injection fluorimetry. Anal Lett 22: 3081Fusheng et al., The Determination of Trace Amounts of Phosphate in Natural Water by Flow Injection Fluorimetry, 1989, Analytical Letters, ...
phosphatecanbedeterminedinsoilwaterextractsin theµg/Lconcentrationrangeandwithhigheraccuracy thanbyacolorometricmethod. 1 Intheirsampleanalysis, Massonetal.usedwatertoextractinorganicphosphate fromthesoilsample. Inthestudypresentedhere,theauthorstreatthe ...
A Method For The Rapid Determination Of Alkaline Phosphatase With 5 Cubic Millimeters Of Serum A method is described, based on the use of p-nitrophenyl phosphate as substrate. The sample is incubated for 30 min. at 38掳 C. in a buffered solution in t... OA Bessey,OH Lowry,MJ Brock -...
Determination of Reactive Phosphate in Nanomolar Level in Sea Water with Mg(OH)<SUB>2 Co-precipitation 喜欢 0 阅读量: 4 关键词:Analytical Chemistry DOI: 10.3724/sp.j.1096.2011.00133 被引量: 2 年份: 2012 收藏 引用 批量引用 报错 分享 全部来源 求助全文 dx.doi.org ...
Butt (1973): The relation between the synthesis of inorganic polyphosphate and phosphate uptake byChlorella vulgaris. J. Exp. Bot.,24, 497–510. Article Google Scholar American Public Health Association (1971): p. 523–524. In: Standard methods for the examination of water and waste water....
Total phosphate in soils can be determined at low cost using a sodium hydroxide decomposition technique followed by spectrophotometric measurement in solut... BFL Smith,DC Bain - 《Communications in Soil Science & Plant Analysis》 被引量: 163发表: 1982年 Potentiometric determination of total nitrogen...
Determination of total phosphate in waste waters by on-line microwave digestion incorporating colorimetric detection A flow injection (Fl) system for on-line microwave digestion of waste water samples with determination of total phosphate by means of colorimetric detectio... KE Williams,SJ Haswell,DA ...
with G and A with T) (Figure 4). At physiological pH, the phosphate group is negatively charged. UV Light, Sunscreens, and DNA 5 Figure 3. A section of a DNA strand showing the three basic components of the polymeric chain: phosphate, ...