WEF Discussions — Now on LinkedIn!

WEF is pleased to announce the creation of free LinkedIn groups associated with its technical discussion forum topics. Through these LinkedIn groups, members will be able to view and participate in discussions, as well as communicate with one another via direct messages. Share your experiences and knowledge, ask questions and respond to other discussions as frequently as you like!

You must have a LinkedIn profile to join a LinkedIn group; you can create your profile here. If you already have a LinkedIn profile, all you need to do is submit a request to join one or all of the following groups:

Water Environment Federation (Main) | Biosolids | Collection Systems | Nutrients | Stormwater 
Utility Management | Water Reuse | Water for Jobs | Watershed Management | Laboratory Practices 

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Laboratory Management and Technical Issues
  Topics Topic Starter Replies Views Last Post
Back to top What is the difference between standard and thermal calibration options? jovexcorba 0 717 Saturday, July 11, 2015 6:14 AM 
Why should i calibrate the temperature calibrator?(2) jovexcorba 0 389 Saturday, July 11, 2015 6:04 AM 
Why should i calibrate the temperature calibrator? jovexcorba 0 392 Saturday, July 11, 2015 6:01 AM 
GGA high- Tried Everything I can think of. 17797700 2 2165 Friday, July 10, 2015 12:17 PM 
NPDES Permit Requirement & Corresponding Analytical Method for Pesticide 01782191 1 8370 Wednesday, July 8, 2015 9:52 AM 
Unusual BOD results. Luis Manriquez_1 1 3362 Tuesday, May 12, 2015 10:41 AM 
DPD Indicator for Total Residual Chlorine 01742793 0 1218 Thursday, May 7, 2015 3:50 PM 
Disposable BOD bottle aursci 0 3532 Friday, February 27, 2015 9:16 AM 
Un-ionized Ammonia 01666128 0 3496 Wednesday, January 21, 2015 11:05 AM 
SOLUTION CONVERSION Dhrumil 0 8818 Wednesday, April 2, 2014 12:59 PM 
Amperometric Chlorine Titration 17604759 0 9846 Monday, December 30, 2013 2:59 PM 
Combined Centrate flows / TSS Nick 1 9822 Thursday, November 14, 2013 6:23 PM 
Lab Flooring 01753954 1 11822 Tuesday, October 29, 2013 7:17 AM 
Recovery Factor for volatile acids distillation Ms. Guided 0 1149 Friday, July 19, 2013 3:15 PM 
Enterococcus 17537384 2 1790 Thursday, July 18, 2013 1:44 PM 
Laboratory Safety Training mmueller 1 1283 Wednesday, June 19, 2013 7:53 AM 
BOD higher than COD + toxicity?(2) 17658023 0 1500 Tuesday, May 28, 2013 10:18 AM 
Solids - TSS Duplicates CJ Felice 2 3333 Thursday, May 16, 2013 9:30 AM 
EasyChem Discrete Analyzer 17661043 1 1799 Wednesday, May 8, 2013 9:19 AM 
Non-Detected 17635448 2 3098 Monday, February 25, 2013 10:22 AM 
Non-Dectected 17635448 0 2704 Wednesday, February 20, 2013 9:40 AM 
COD Standard Values cgraham@dmi.ca 0 1970 Saturday, February 16, 2013 3:42 PM 
third try: Merry Christmas WEF-ers Keith C 1 3527 Monday, December 24, 2012 9:54 AM 
BOD christmas song 01478909 0 2432 Friday, December 21, 2012 9:51 AM 
Have a Happy BOD Christmas! 01478909 0 2169 Friday, December 21, 2012 9:48 AM 
Membrane filters 01421497 1 3444 Monday, December 17, 2012 8:07 AM 
Surfactants in your wastewater possibly impacting whole effluent toxicity test 01782191 0 3630 Friday, November 2, 2012 9:27 PM 
Sulfide, SM4500S2-D 17526110 0 2600 Tuesday, October 30, 2012 10:27 AM 
QC standard for TSS 17537384 2 4978 Monday, October 29, 2012 11:25 AM 
BOD pH adjustment 17577211 1 4418 Monday, October 29, 2012 11:22 AM 
Is the 22nd Edition of SM an "Editorial" revision? 01487708 0 3664 Wednesday, October 24, 2012 9:28 AM 
WEF Ceases Publication Of Laboratory Solutions 01753954 1 4345 Wednesday, October 24, 2012 9:02 AM 
Solids Duplicate Determinations CJ Felice 2 4161 Wednesday, October 24, 2012 8:57 AM 
Preservation of Grabs and Comps Keith C 1 1582 Friday, August 10, 2012 7:28 AM 
Borate buffer solution for ammonia distillation 17577211 0 1315 Friday, August 3, 2012 9:19 AM 
BOD: The Case Of The Disappearing Oxygen Charles Lytle 10 10921 Wednesday, June 27, 2012 7:51 AM 
Laboratory Information Management System (LIMS) Suzy Lindblom 5 2065 Thursday, June 14, 2012 12:54 PM 
How do I post a New Topic? Keith C 0 1661 Wednesday, June 13, 2012 12:57 PM 
Potable Water vs Wastewater Audrey Brubeck 2 1570 Wednesday, June 13, 2012 12:42 PM 
Digital water bath thermometer recommendations. Elrick 1 3141 Friday, May 18, 2012 9:03 AM 
BOD/CBOD Changes in 5210B 22d Edition(3) Perry Brake 4 2592 Friday, May 18, 2012 9:01 AM 
Setting ethanol and methanol limits. RBladen 1 1781 Monday, May 7, 2012 2:45 PM 
Method 1600 QC requirements Suzy Lindblom 0 1963 Friday, May 4, 2012 9:35 AM 
Sample Bar Coding? Jason Graham 3 5622 Wednesday, April 18, 2012 8:56 AM 
Matrix spike recovery calculations Ruby 1 2610 Friday, April 6, 2012 7:36 AM 
FeCl3-EDTA (Fe Chelate) reagent Antonios Eleftherianos 0 2084 Wednesday, March 28, 2012 12:01 AM 
Comparison of manometric and disolve oxygen method of BOD Antonios Eleftherianos 3 2913 Tuesday, March 27, 2012 5:00 PM 
Oil and Grease by Soxhlet Charlie 4 5226 Tuesday, March 27, 2012 4:49 AM 
TKN Boling Stones Jennie Munster 2 3070 Wednesday, February 29, 2012 10:54 AM 
Blank Subtraction Pat 3 4082 Sunday, February 19, 2012 11:20 AM 
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