March 1998. 3-rd printing, March 2003. Washington State Department of Ecology Environmental Assessment Program. Lab Accreditation Section. Publication No. 98-307.
Approved Methods
Sampling, Sample Preservation, Holding Times
Apparatus
Reagents
Pretreatment of Samples
Procedure
Calculations / Data Recording
Quality Assurance / Quality Control
Method Performance Summary (Bias, Precision, Detection Limit, Working Limits)
A - Preparation of Solutions.
B - Sources of Reagent Grade Chemicals.
C - Sample Bench sheet (Bottle Method)
D - Sample Bench sheet (Graduated Cylinder Method)
E -Statistical Terms Used in BOD testing
F -Troubleshooting the BOD test
G - BOD/CBOD Checksheet
Tables