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 8055 Thursday, December 1, 2011 1:17 AM 
Laboratory Christmas Song for 2010 Keith Chapman 0 4633 Tuesday, December 21, 2010 1:48 PM 
How often to Acid Wash sampler hoses? Keith Chapman 4 7889 Tuesday, June 28, 2011 4:40 AM 
NEW BOD method (?) Keith Chapman 0 5364 Tuesday, September 28, 2010 2:04 PM 
Small Centrifuge Needed....HELP! Keith Chapman 1 8140 Saturday, September 11, 2010 3:37 PM 
Another EPA Method Update Rule Keith Chapman 16 10947 Wednesday, October 19, 2011 1:26 AM 
Need good pH probe for wastewater Keith Chapman 1 8618 Monday, July 12, 2010 2:40 PM 
12th Edition of Standard Methods Needed! Keith Chapman 3 9547 Tuesday, May 25, 2010 4:30 PM 
QAQC for Small WW Labs Document Keith Chapman 0 7936 Wednesday, May 19, 2010 5:30 PM 
MDL Quandary Keith Chapman 4 9602 Tuesday, May 11, 2010 3:25 PM 
Polyethylene Glycol treatability Keith Chapman 0 6221 Monday, February 8, 2010 4:09 PM 
DMRQA Study 30 Keith Chapman 18 10752 Wednesday, June 29, 2011 6:26 AM 
A visit from St. Nicholas to the Lab Keith Chapman 1 6839 Thursday, January 21, 2010 12:29 PM 
Ammonia results as NH3-N Lab newbie 2 8848 Thursday, December 1, 2011 1:11 AM 
Number of Lab Analysts Lab1Man 6 10378 Monday, June 14, 2010 9:30 AM 
Control Charting LabLady 7 9342 Friday, May 7, 2010 3:08 PM 
Calibrating DO Meter LabLady 14 14805 Wednesday, October 19, 2011 1:28 AM 
Chemical Storage LabRat 3 10529 Wednesday, October 12, 2011 4:14 AM 
Negative BOD calculations LabRat 12 10462 Tuesday, June 28, 2011 4:40 AM 
GGA always near 150 mg/L. losierj 9 7006 Monday, June 27, 2011 1:54 AM 
BOD vs nBOD Mark Milne 14 11505 Wednesday, October 12, 2011 4:20 AM 
How low can you go? Mark Milne 11 11528 Monday, June 27, 2011 1:28 PM 
Dechlorination Mark Ultis 16 10434 Wednesday, June 29, 2011 6:56 AM 
BOD Testing & Meter Calibration mawsonspoo 7 11095 Wednesday, June 29, 2011 6:31 AM 
BOD blank depletion: 0.2 or 0.20? mbuff 8 6008 Wednesday, June 29, 2011 6:49 AM 
Cyanide Method Detection Limit Mike 3 4706 Thursday, December 15, 2011 3:06 PM 
BP Oil Leak; environmentalists to blame mitochondrialBliss 2 8562 Wednesday, June 9, 2010 5:03 PM 
Tough question: If benzene is detected in a surface water.... mitochondrialBliss 2 6712 Thursday, May 27, 2010 4:03 PM 
Lab Equipment looking for school mitochondrialBliss 9 10863 Wednesday, June 29, 2011 6:43 AM 
Laboratory Safety Training mmueller 1 842 Wednesday, June 19, 2013 7:53 AM 
Recovery Factor for volatile acids distillation Ms. Guided 0 729 Friday, July 19, 2013 3:15 PM 
Thiourea Analysis ? M-Spike 1 8057 Thursday, February 3, 2011 10:16 AM 
Combined Centrate flows / TSS Nick 1 4761 Thursday, November 14, 2013 6:23 PM 
Dear GGA, We need to talk nick 4 8545 Wednesday, October 19, 2011 9:23 AM 
Generic Control Limits for RPD and Standards Nimo 1 4661 Monday, December 6, 2010 12:19 PM 
Odor analysis norcaltech 0 10719 Wednesday, January 20, 2010 2:03 PM 
Blank Subtraction Pat 3 3645 Sunday, February 19, 2012 11:20 AM 
Oxitop method Paul 0 7947 Thursday, April 8, 2010 1:08 AM 
HACH BOD Nutrient Buffer Pillows Paul 7 8995 Thursday, January 20, 2011 2:30 PM 
lab equipment annual service perkman 8 7412 Wednesday, October 12, 2011 4:22 AM 
Non-Members Can Now Post New Topics Perry 6 11068 Friday, July 1, 2011 8:05 AM 
BOD/CBOD Changes in 5210B 22d Edition(3) Perry Brake 4 2112 Friday, May 18, 2012 9:01 AM 
BOD Bottle Method? Grad Cylinder Method? Hybrid? Perry Brake 18 14993 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 7381 Friday, December 10, 2010 7:57 AM 
gravity vs. mechanical convection incubators rainman 1 9290 Thursday, May 27, 2010 4:58 PM 
TSS standard Rashmi Patel 2 5675 Thursday, September 8, 2011 3:12 PM 
Setting ethanol and methanol limits. RBladen 1 1210 Monday, May 7, 2012 2:45 PM 
ASTi IOTRON TM SENSORS roy_p 0 3061 Monday, October 3, 2011 12:52 PM 
Matrix spike recovery calculations Ruby 1 2320 Friday, April 6, 2012 7:36 AM 
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