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detector | sensitivity | noise | drift | linear | characteristic |
FID | Mf≤2×10 -12 g/s(benzene) | ≤ 2 × 10-14A |
≤ 1× 10-13A/30min | ≥107 | Platinum ignition wire, corundum ceramic nozzle |
TCD | S≥12000mV.ml/mg(benzene) | ≤20μ V |
≤ 100 μ V/30min | ≥104 | Imported rhenium tungsten wire, constant current power supply |
FPD | Mp≤2×10-11g/sec(1605) Ms≤5×10-11g/sec(thiophene) |
Rn ≤ 50UV; | Rd ≤ 20UV/30min; | Single flame design, suitable for residual analysis of sulfur and phosphorus | |
NPD | Mf≤5×10-12g/s( azobenzene) Mf≤5×10-12g/s(Malathion ) |
≤ 0.02mV | ≤ 0.15mV/h | Imported rubidium beads, suitable for residual analysis of phosphorus | |
ECD | ≤ 2 × 10-14g/s( γ- 666) | ≤ 20 μ V | ≤ 100 μ V/30min | ≥104 | Ni63 Radiation source; Applicable for residual analysis of electronegative substances |