PDF Publication Title:
Text from PDF Page: 274
ml of Stock Solution 10 20 40 80 15 a 200 300 400 500 Cone, mg/l 50 100 200 400 75 a 1000 1500 2000 2500 7 Procedure 7.1 No advance sample preparatIOn IS reqUlred Set up mamfold as shown 10 FIgure 1 For water samples known to be consIstently low 10 chlonde content, It IS adVIsable to use only one dIstilled water 10take hne 72 Allow both colonmeter and recorder to warm up for 30 mmutes Run a basehne wIth all reagents, feed10g dIstl1led water through the sample lme Adjust dark current and operatIve opemng on colonmeter to obtam stable basehne 73 Place dIstl1led water wash tubes 10 alternate opemngs 10 sampler and set sample tIm10g at 20m1Outes 74 Place work1Og standards 10 sampler 10 order of decreas10g concentratIOns Complete fill10g ofsampler tray wIth unknown samples 75 SWItch sample hne from dIstl1led water to sampler and begm analysIs 8 CalculatIOn 8 1 Prepare standard curve by plott1Og peak heIghts of processed standards agamst known concentratIons Compute concentratIOn of samples by companng sample peak heIghts wIth standard curve 9 PrecIsIon and Accuracy 91 In a s10gle laboratory (EMSL), us10g surface water samples at concentratIOns of 1, 100, and 250 mg C1I1, the standard devIatIon was ±O 3 92 In a s10gle laboratory (EMSL), us10g surface water samples at concentratIons of 10 and 100 mg C1I1, recovenes were 97%' and 104%, respectIvely Blbhography 1 J E O'Bnen, "AutomatIC AnalysIs of Chiondes 10 Sewage", Waste Engr, 33, 670-672 (Dec 1962) 2 Standard Methods for the Exam1Oation of Water and Wastewater, 14th EdItIon, p 613, Method 602 (1975) 325 1-2PDF 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 (Standard Web Page)