Determination of EDTA in Water Samples by SPE-Gas Chromatography/Mass Spectrometry

Ngày tải lên: 05/09/2013, 10:15

... Decay Discriminator) setting. The optimum setting is the setting where there is equal and minimum spill of alpha pulses into the beta MCA and beta pulses into the alpha MCA. In the Parkard ... method for measuring the gross alpha/beta radioactivity of ancient pottery by using the liquid scintillation technique, Tri - carb2770TR/SL in the alpha/beta discrimination counting mode...

Ngày tải lên: 13/02/2014, 04:20

... limits of the analytes in the various Solid-phase extraction (SPE) for the determination water samples were determined and compared with of EDs in wastewater samples was performed in those obtained ... working coatings they show linearity over a wide follows: 50 8C held for 4 min, 20 K/min to 140 8C, concentration range. Fibre coatings containing di- maintained for 1 min, th...

Ngày tải lên: 16/03/2014, 18:11

... above baseline in the face of transient hypotension. Due to impaired atrial filling, combined with raised intracranial pressure induced by increased intrathoracic pressure during strain, there ... et al., 1979). In response to increases in PaCO 2 , vasodilation of downstream arterioles increases CBF. This, in turn, lowers PaCO 2 by increasing tissue washout, resulting in...

Ngày tải lên: 23/03/2014, 15:20

... Reagent Water Water in which an interference is not observed at the method detection limit of the compound of interest. Prepare reagent water by passing tap water through a filter bed containing ... in µg/L in the water x sample A = integrated abundance of the quantitation ion of the analyte x in the sample A = integrated abundance of the quantitation ion of th...

Ngày tải lên: 22/03/2014, 14:20

Ngày tải lên: 05/09/2013, 08:40

... developed, the optimum running condition of the equipment and the method of making high concentrated oxygen water was discussed in this study. In addition, the inhibition of phosphorus release ... developed, the optimum running condition of the equipment and the method of making high concentrated oxygen water was discussed in this study. In addition, the inhibition...

Ngày tải lên: 05/09/2013, 08:40

Ngày tải lên: 05/09/2013, 09:38

Ngày tải lên: 05/09/2013, 10:15

Ngày tải lên: 18/02/2014, 04:20