📊 EPA Mass Spec (Bromofluorobenzene BFB m/z 95/174/176 & DFTPP Abundance Criteria)

GC-MS Tune Evaluation (BFB & DFTPP) Calculator

Evaluate daily 12-hour mass spectrometer tune verification for environmental VOC and semi-volatile compliance under EPA Method 8260 (BFB - 4-Bromofluorobenzene) and EPA Method 8270 (DFTPP - Decafluorotriphenylphosphine): verify key ion abundance ratios ($m/z ext{ } 95, 174, 176$), electron multiplier voltage gain, and lab compliance profits.

1. Project & Operating Inputs

Active GC-MS Instruments (Instrument Count e.g. 4 Single-Quad MS Systems)

BFB m/z 176 / 174 Peak Ratio (% e.g. 97.5% Target Ratio 95-101%)

Customer Annual Analytical Contract ($ / Yr e.g. $420,000 Testing)

Standards, NIST Mass Spectral Library, Chemist Salary & Maintenance ($ / Yr)

2. Financial Breakdown & Yield

EPA 8260/8270 TUNE EVALUATION

Turnkey EPA Analytical Compliance Profit

Environmental QA/QC Laboratory Margin

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Direct Cost