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
How do I post a New Topic? Keith C 0 1488 Wednesday, June 13, 2012 12:57 PM 
Preservation of Grabs and Comps Keith C 1 1331 Friday, August 10, 2012 7:28 AM 
There's a Lesson Here...somewhere Keith Chapman 6 8244 Thursday, December 1, 2011 1:17 AM 
Laboratory Christmas Song for 2010 Keith Chapman 0 4737 Tuesday, December 21, 2010 1:48 PM 
How often to Acid Wash sampler hoses? Keith Chapman 4 7993 Tuesday, June 28, 2011 4:40 AM 
NEW BOD method (?) Keith Chapman 0 5462 Tuesday, September 28, 2010 2:04 PM 
Small Centrifuge Needed....HELP! Keith Chapman 1 8252 Saturday, September 11, 2010 3:37 PM 
Another EPA Method Update Rule Keith Chapman 16 11099 Wednesday, October 19, 2011 1:26 AM 
Need good pH probe for wastewater Keith Chapman 1 8742 Monday, July 12, 2010 2:40 PM 
12th Edition of Standard Methods Needed! Keith Chapman 3 9701 Tuesday, May 25, 2010 4:30 PM 
QAQC for Small WW Labs Document Keith Chapman 0 8032 Wednesday, May 19, 2010 5:30 PM 
MDL Quandary Keith Chapman 4 9730 Tuesday, May 11, 2010 3:25 PM 
Polyethylene Glycol treatability Keith Chapman 0 6325 Monday, February 8, 2010 4:09 PM 
DMRQA Study 30 Keith Chapman 18 10863 Wednesday, June 29, 2011 6:26 AM 
A visit from St. Nicholas to the Lab Keith Chapman 1 6982 Thursday, January 21, 2010 12:29 PM 
Ammonia results as NH3-N Lab newbie 2 9048 Thursday, December 1, 2011 1:11 AM 
Number of Lab Analysts Lab1Man 6 10517 Monday, June 14, 2010 9:30 AM 
Control Charting LabLady 7 9498 Friday, May 7, 2010 3:08 PM 
Calibrating DO Meter LabLady 14 14906 Wednesday, October 19, 2011 1:28 AM 
Chemical Storage LabRat 3 10644 Wednesday, October 12, 2011 4:14 AM 
Negative BOD calculations LabRat 12 10601 Tuesday, June 28, 2011 4:40 AM 
GGA always near 150 mg/L. losierj 9 7093 Monday, June 27, 2011 1:54 AM 
Unusual BOD results. Luis Manriquez_1 0 1141 Thursday, February 19, 2015 11:10 AM 
BOD vs nBOD Mark Milne 14 11683 Wednesday, October 12, 2011 4:20 AM 
How low can you go? Mark Milne 11 11691 Monday, June 27, 2011 1:28 PM 
Dechlorination Mark Ultis 16 10554 Wednesday, June 29, 2011 6:56 AM 
BOD Testing & Meter Calibration mawsonspoo 7 11217 Wednesday, June 29, 2011 6:31 AM 
BOD blank depletion: 0.2 or 0.20? mbuff 8 6116 Wednesday, June 29, 2011 6:49 AM 
Cyanide Method Detection Limit Mike 3 4871 Thursday, December 15, 2011 3:06 PM 
BP Oil Leak; environmentalists to blame mitochondrialBliss 2 8679 Wednesday, June 9, 2010 5:03 PM 
Tough question: If benzene is detected in a surface water.... mitochondrialBliss 2 6802 Thursday, May 27, 2010 4:03 PM 
Lab Equipment looking for school mitochondrialBliss 9 10968 Wednesday, June 29, 2011 6:43 AM 
Laboratory Safety Training mmueller 1 1030 Wednesday, June 19, 2013 7:53 AM 
Recovery Factor for volatile acids distillation Ms. Guided 0 1094 Friday, July 19, 2013 3:15 PM 
Thiourea Analysis ? M-Spike 1 8182 Thursday, February 3, 2011 10:16 AM 
Combined Centrate flows / TSS Nick 1 8268 Thursday, November 14, 2013 6:23 PM 
Dear GGA, We need to talk nick 4 8694 Wednesday, October 19, 2011 9:23 AM 
Generic Control Limits for RPD and Standards Nimo 1 4816 Monday, December 6, 2010 12:19 PM 
Odor analysis norcaltech 0 10855 Wednesday, January 20, 2010 2:03 PM 
Blank Subtraction Pat 3 3786 Sunday, February 19, 2012 11:20 AM 
Oxitop method Paul 0 8030 Thursday, April 8, 2010 1:08 AM 
HACH BOD Nutrient Buffer Pillows Paul 7 9119 Thursday, January 20, 2011 2:30 PM 
lab equipment annual service perkman 8 7507 Wednesday, October 12, 2011 4:22 AM 
Non-Members Can Now Post New Topics Perry 6 11134 Friday, July 1, 2011 8:05 AM 
BOD/CBOD Changes in 5210B 22d Edition(3) Perry Brake 4 2243 Friday, May 18, 2012 9:01 AM 
BOD Bottle Method? Grad Cylinder Method? Hybrid? Perry Brake 18 15109 Saturday, January 9, 2010 6:38 PM 
LDO probe calibration verification? peterm 13 10035 Wednesday, June 29, 2011 6:42 AM 
NO@/NO3 Preserved Sample Analysis Quantification PHanners 2 7455 Friday, December 10, 2010 7:57 AM 
gravity vs. mechanical convection incubators rainman 1 9361 Thursday, May 27, 2010 4:58 PM 
TSS standard Rashmi Patel 2 5820 Thursday, September 8, 2011 3:12 PM 
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