Performance Evaluation Studies
As part of Environmental Testing Solutions, Inc.'s quality assurance program and to maintain laboratory certification, blind certified standards are analyzed to document the proficiency and accuracy of each test method. Results of recent studies are identified below.
Aquatic Toxicity and Wastewater Performance Evaluations
- WP-0421
- WPM-0421
- 2021 North Carolina Toxicity Performance Evaluation
- DMRQA Study 41
- WP-0221
- WPM-0221
- DMRQA Study 40
- WP-0220
- DMRQA Study 39
- 2019 North Carolina Toxicity Performance Evaluation
- WP-0219
- WPM-0219
- DMRQA Study 38
- 2018 North Carolina Toxicity Performance Evaluation
- WP-0318
- WP-0218
- WPM-0218
- 2017 North Carolina Toxicity Performance Evaluation
- DMRQA Study 37
- Quick Response for TDS (R20304)
- Quick Response for TDS (R20085)
- WP-0417
- WPM-0217
- DMRQA Study 36
- 2016 North Carolina Toxicity Performance Evaluation
- WP-0516
- WPM-0316
- WP-0216
- WPM-0216
- 2015 North Carolina Toxicity Performance Evaluation
- DMRQA Study 35
- WP-0215
- 2014 North Carolina Toxicity Performance Evaluation
- DMRQA Study 34
- WP-0414
- WP-0214
- WPM-0214
- DMRQA Study 33
- 2013 North Carolina Toxicity Performance Evaluation
- WP-0213
- WPM-0213
- DMRQA Study 32
- 2012 North Carolina Toxicity Performance Evaluation
- WP-206
- DMRQA Study 31
- WP-195
- WP-194
- 2011 North Carolina Toxicity Performance Evaluation
- DMRQA Study 30
- WP-182
- 2010 North Carolina Toxicity Performance Evaluation
- Quick Response for Total Coliform
- DMRQA Study 29
- WP-175
- 2009 North Carolina Toxicity Performance Evaluation
Drinking Water Performance Evaluations
- WSM-0122
- WSM-0721
- Quick Response for Nitrate (R28220)
- WSM-0121
- Quick Response for Nitrate (R26747)
- WSM-0720
- Quick Response for Nitrate (R26746)
- WSM-0120
- Quick Response for Nitrate (R23688)
- WSM-0719
- Quick Response for Nitrate (R23687)
- WSM-0119
- Quick Response for Nitrate (R19698)
- WSM-0718
- Quick Response for Nitrate (R19697)
- WSM-0118
- WSM-0717
- Quick Response for Nitrate (R19696)
- WSM-0117
- Quick Response for Nitrate (R16573)
- WSM-0716
- Quick Response for Nitrate (R16572)
- WSM-0116
- Quick Response for Nitrate (R16078)
- Quick Response for Nitrate (R15633)
- WSM-0715
- Quick Response for Nitrate (R14672)
- WSM-0115
- WSM-0914
- WS-0714
- Quick Response for Nitrate (RR13539)
- Quick Response for Nitrate (RR12536)
- WS-0114
- WS-0713
- Quick Response for Nitrate (RR11748)
- Quick Response for Nitrate (RR11005)
- WS-0113
- WS-192
- Quick Response for Nitrate (RR10188)
- Quick Response for Nitrate (RR09794)
- WS-186
- WS-180
- WS-176
- WS-174
- Quick Response for Nitrate (041210G)
- WS-162
- WS-156
- WS-150