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Information Update
#70 (February 15, 2002)
- Standard Method 9223B,
Colilert Quanti-Tray MPN
- Maximum holding times
for coliform analysis
- Method 8000B, method
blank concentrations
- The residue
non-filterable (TSS) methods
- Calibration verification
standards for methods 8260 and 8270
Information Update
#71 (March 8, 2002)
- Surface Water/Ground
Water Sampling and Analysis Workshop
Information Update
#72 (March 18, 2002)
- Laboratory Safety
Workshop
Information Update
#73 (May 23, 2002)
- The expanded Arizona
Data Qualifiers
- Maximum holding time for
heterotropic bacteria in drinking water
- Flags for unacceptable
matrix spikes
Information Update
#74 (June 17, 2002)
- Discharge Monitoring
Report-Quality Assurance (DMR-QA) study 22
- Workshop on basic
quality assurance and quality control survey
Information Update
#75 (July 01, 2002)
- Appropriate software for
chromatographic instrumentation
- Workshop on advanced
quality assurance and quality control
Information Update
#76 (July 19, 2002)
- Accredited providers for
whole effluent toxicity (WET) testing samples
- Quality assurance and
quality control workshop announcements
Information Update
#77 (October 10, 2002)
- Protocol for analysis of
specific compounds using Selected Ion Monitoring (SIM)
- Increase the
sensitivities of the EPA 525.2 method analytes
- Protocol to validate the
use of non-linear calibration models
- Standard Methods 9221F
has been approved for testing wastewater (NPDES)
- GC and Chromatography
workshop announcement
Information Update
#78 (December 17, 2002)
- Two workshops during the
first week of March 2003
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