PDF Publication Title:
Text from PDF Page: 361
10. 94 PotentlOmetnc determmatlOn Calculate Total KJeldahl NItrogen, m mg/1, m the ongmal sample as follows B TKN, mg/l = D x A where A = mg NH3-N/1 from electrode method standard curve B = volume ofdl1uted d1stlllate m ml D = ml ofongmal sample taken PrecisIon 10 1 Thtrty-one analysts m twenty laboratones analyzed natural water samples contalmng exact mcrements of orgamc mtrogen, wIth the followmg results Increment as NItrogen, KJeldahl mg N/hter 020 031 410 461 PreCISion as Standard DevIatIOn mg N/hter 0197 0247 1056 1191 Bias, % +1554 + 545 + 103 - 167 Accuracy as fig N/hter +003 +002 +004 -008 (FWPCA Method Study 2, Nutnent Analyses) BIbliography 1. Standard Methods for the ExammatlOn of Water and Wastewater, 14th EdItion, p 437, Method 421 (1975) 2. Schlueter, Albert, "Nitrate Interference In Total KJeldahl NItrogen DetermmatlOns and Its Removal by Amon Exchange Resms", EP A Report 600/7-77-017 "' 3513-6 Bias,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 (Standard Web Page)