PDF Publication Title:
Text from PDF Page: 476
sample hne When new tubIng is used, about 2 hours may be reqmred to obtaIn a stable baseltne ThIS two hour time penod may b~ necessary to remove the resIdual phenol from the tubIng 74 Place appropnate phenol standards In sampler In order of decreasIng concentratIon Complete loadIng pfsampler tray with unknown samples, USIng glass tubes NOTE 1: If samples have not been preserved as Instructed In (3 1), add 01 g CUS04 and 2dropsofconc H3P04to100mlofsample 75 SWItch sample hne from distdled water to sampler and begIn analysJs 8 CalculatIOn 8 1 Prepare standard Cllrve by plottIng peak heIghts of standards agamst concentratIon values Compute concentration of samples by comparIng sample peak heIghts wIth standards 9 PreCISIOn and Accuracy 91 In a smgle laboratory (EMSL), USIng sewage samples at concentrations of 3 8, 15, 43 and 89 ug/l, the standard devIations were ±0,5, ±O 6, ±O 6 and ±1.0 ug(l, respectively At concentrations of 73, 146, 299 and 447 tIg/1, the standard deviatIons were ±10, ±18, ±42and ±53ugfl,respectively 92 In a smgle laboratory (EMSL), usmg sewage samples at concentratIOns of 5 3 and 82 ug/l, the recovenes were 78% and 98% At concentratIons of 168 and 489 ug/l, the recovenes were 97% and 98%, respectively Bibliography 1 Techmcon AutoAnalyzer II Methodology, Industnal Method No 127-71W, AAII 2 Standard Methods for the EXamInation of Water and Wastewater, 14th EditIOn, p 574, Method 510 (1975) 3 Gales,ME andBooth,R.L,"Automated4AAPPhenoltcMethod",AWWA68,540(1976)PDF Image | Methods for Chemical Analysis of Water and Wastes
PDF Search Title:
Methods for Chemical Analysis of Water and WastesOriginal File Name Searched:
epa600_4_79_020.pdfDIY PDF Search: Google It | Yahoo | Bing
CO2 Organic Rankine Cycle Experimenter Platform The supercritical CO2 phase change system is both a heat pump and organic rankine cycle which can be used for those purposes and as a supercritical extractor for advanced subcritical and supercritical extraction technology. Uses include producing nanoparticles, precious metal CO2 extraction, lithium battery recycling, and other applications... More Info
Heat Pumps CO2 ORC Heat Pump System Platform More Info
| CONTACT TEL: 608-238-6001 Email: greg@infinityturbine.com | RSS | AMP |