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!

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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
There's a Lesson Here...somewhere Keith Chapman 6 7999 Thursday, December 1, 2011 1:17 AM 
Laboratory Christmas Song for 2010 Keith Chapman 0 4567 Tuesday, December 21, 2010 1:48 PM 
How often to Acid Wash sampler hoses? Keith Chapman 4 7828 Tuesday, June 28, 2011 4:40 AM 
NEW BOD method (?) Keith Chapman 0 5333 Tuesday, September 28, 2010 2:04 PM 
Small Centrifuge Needed....HELP! Keith Chapman 1 8085 Saturday, September 11, 2010 3:37 PM 
Another EPA Method Update Rule Keith Chapman 16 10905 Wednesday, October 19, 2011 1:26 AM 
Need good pH probe for wastewater Keith Chapman 1 8582 Monday, July 12, 2010 2:40 PM 
12th Edition of Standard Methods Needed! Keith Chapman 3 9517 Tuesday, May 25, 2010 4:30 PM 
QAQC for Small WW Labs Document Keith Chapman 0 7904 Wednesday, May 19, 2010 5:30 PM 
MDL Quandary Keith Chapman 4 9580 Tuesday, May 11, 2010 3:25 PM 
Polyethylene Glycol treatability Keith Chapman 0 6190 Monday, February 8, 2010 4:09 PM 
DMRQA Study 30 Keith Chapman 18 10708 Wednesday, June 29, 2011 6:26 AM 
A visit from St. Nicholas to the Lab Keith Chapman 1 6823 Thursday, January 21, 2010 12:29 PM 
Ammonia results as NH3-N Lab newbie 2 8797 Thursday, December 1, 2011 1:11 AM 
Number of Lab Analysts Lab1Man 6 10328 Monday, June 14, 2010 9:30 AM 
Control Charting LabLady 7 9306 Friday, May 7, 2010 3:08 PM 
Calibrating DO Meter LabLady 14 14732 Wednesday, October 19, 2011 1:28 AM 
Chemical Storage LabRat 3 10479 Wednesday, October 12, 2011 4:14 AM 
Negative BOD calculations LabRat 12 10445 Tuesday, June 28, 2011 4:40 AM 
GGA always near 150 mg/L. losierj 9 6951 Monday, June 27, 2011 1:54 AM 
BOD vs nBOD Mark Milne 14 11469 Wednesday, October 12, 2011 4:20 AM 
How low can you go? Mark Milne 11 11498 Monday, June 27, 2011 1:28 PM 
Dechlorination Mark Ultis 16 10386 Wednesday, June 29, 2011 6:56 AM 
BOD Testing & Meter Calibration mawsonspoo 7 11031 Wednesday, June 29, 2011 6:31 AM 
BOD blank depletion: 0.2 or 0.20? mbuff 8 5971 Wednesday, June 29, 2011 6:49 AM 
Cyanide Method Detection Limit Mike 3 4670 Thursday, December 15, 2011 3:06 PM 
BP Oil Leak; environmentalists to blame mitochondrialBliss 2 8541 Wednesday, June 9, 2010 5:03 PM 
Tough question: If benzene is detected in a surface water.... mitochondrialBliss 2 6672 Thursday, May 27, 2010 4:03 PM 
Lab Equipment looking for school mitochondrialBliss 9 10814 Wednesday, June 29, 2011 6:43 AM 
Laboratory Safety Training mmueller 1 780 Wednesday, June 19, 2013 7:53 AM 
Recovery Factor for volatile acids distillation Ms. Guided 0 665 Friday, July 19, 2013 3:15 PM 
Thiourea Analysis ? M-Spike 1 8029 Thursday, February 3, 2011 10:16 AM 
Combined Centrate flows / TSS Nick 1 3348 Thursday, November 14, 2013 6:23 PM 
Dear GGA, We need to talk nick 4 8509 Wednesday, October 19, 2011 9:23 AM 
Generic Control Limits for RPD and Standards Nimo 1 4643 Monday, December 6, 2010 12:19 PM 
Odor analysis norcaltech 0 10693 Wednesday, January 20, 2010 2:03 PM 
Blank Subtraction Pat 3 3589 Sunday, February 19, 2012 11:20 AM 
Oxitop method Paul 0 7874 Thursday, April 8, 2010 1:08 AM 
HACH BOD Nutrient Buffer Pillows Paul 7 8983 Thursday, January 20, 2011 2:30 PM 
lab equipment annual service perkman 8 7313 Wednesday, October 12, 2011 4:22 AM 
Non-Members Can Now Post New Topics Perry 6 10990 Friday, July 1, 2011 8:05 AM 
BOD/CBOD Changes in 5210B 22d Edition(3) Perry Brake 4 2015 Friday, May 18, 2012 9:01 AM 
BOD Bottle Method? Grad Cylinder Method? Hybrid? Perry Brake 18 14948 Saturday, January 9, 2010 6:38 PM 
LDO probe calibration verification? peterm 13 9869 Wednesday, June 29, 2011 6:42 AM 
NO@/NO3 Preserved Sample Analysis Quantification PHanners 2 7317 Friday, December 10, 2010 7:57 AM 
gravity vs. mechanical convection incubators rainman 1 9179 Thursday, May 27, 2010 4:58 PM 
TSS standard Rashmi Patel 2 5653 Thursday, September 8, 2011 3:12 PM 
Setting ethanol and methanol limits. RBladen 1 1152 Monday, May 7, 2012 2:45 PM 
ASTi IOTRON TM SENSORS roy_p 0 3056 Monday, October 3, 2011 12:52 PM 
Matrix spike recovery calculations Ruby 1 2293 Friday, April 6, 2012 7:36 AM 
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