FROM: Robert Thompson, General Manager
Originator: Lan C. Wiborg, Director of Environmental Services
SUBJECT:
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TRIPLE QUADRUPOLE GAS CHROMATOGRAPH MASS SPECTROMETER (TQ-GC/MS)
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GENERAL MANAGER'S RECOMMENDATION
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RECOMMENDATION:
Approve a purchase order to VWR for the purchase of a Triple Quadrupole Gas Chromatograph Mass Spectrometer (TQ-GC/MS) System using the National Association of State Procurement Officers (NASPO) Agreement No. MA16000234-2 for a total amount not to exceed $295,649 which includes installation and training, 2-year extended warranty, sales tax, and freight.
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BACKGROUND
The laboratory has budgeted for three TQ-GC/MS systems to replace several aging single-quadrupole GC/MS instruments. This TQ-GC/MS system (#2 in the below table) is needed to analyze fish tissue and sediment samples for the ocean monitoring program as required by Orange County Sanitation District's (OC San) NPDES permit and various special projects.
New Instrument
Existing Instrument
Age of Existing Instruments
Regulatory Requirement
Budgeted
TQ-GC/MS #1
Bruker Scion GC/MS
8 years
NPDES
June 2020
TQ-GC/MS #2
2 Thermo Scientific GC/MS units
15 years
NPDES
FY 22/23
TQ-GC/MS #3
LECO Pegasus GC/MS Time of Flight (TOF) analyzer
19 years
NPDES
FY 23/24
RELEVANT STANDARDS
* Ensure the public's money is wisely spent
* Comply with environmental permit requirements
* Maintain a culture of improving efficiency to reduce the cost to provide the current service level or standard
* Maintain a proactive asset management program
* Participate in local, state, and national cooperative purchasing programs
PROBLEM
This request is to replace two 15-year-old analytical instruments that have exceeded the manufacturer-recommended serviceable life of 7-10 years. One instrument is completely inoperable and, for the remaining instrument, instances of instrument breakdown have increased due to age and sample turnaround time has consequently increased d...
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