Technical Specifications | |
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Measuring principle | Amalgamation (MI GoldTrap), cold vapor atomic absorption (CVAAS) at 253.7 nm |
Measured component | Total Gaseous Mercury (TGM) |
UV-Source | Electrodeless low pressure mercury lamp (EDL) |
Stabilization method | Reference beam method |
Optical cell | Fused silica (Suprasil), l: approx. 230mm, heated approx. 45° |
Detection limit | 0,1 ng/m³ corresponding to 0,5 pg Hg absolutely |
Sample volume | 0,1 l to 10 l |
Sampling duration | 9 sec … 15 min |
Measurement cycle time | 3 … 99 min |
Measuring ranges | at 10 l sample volume: 0,1 ng/m³ to 1000 ng/m³; at 1 l sample volume: 1 ng/m³ to 10 000 ng/m³ |
Data logger function | integrated, for up to 5 000 measurements |
Calibration | manually – by injecting calibration gas into the calibration port (syringe optionally available); automatic -with calibration gas unit (option) |