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This model of HPLC gradient system is equipped with 2 sets of high-pressure constant-current pump and ultraviolet detector. Its microprocessor reciprocating plunger pump comes with functions such as high working pressure, low pulse rate. This gradient HPLC model meet the needs of conventional analysis to micro flow analysis.
High pressure pump | Two sets of pump |
Flow rate range | 0.001 - 9.999 mL / min (0.001 mL / min increments) |
Pressure range | ≤ 0.5 MPa (0 - 42 MPa) |
Flow rate precision | RSD < 0.06 % |
Pulsation | ≤ 0.1 MPa (flow rate 1 ml / min, Pressure 5 - 10 MPa) |
Qualitative analysis | RSD 6 ≤ 0.1 % (naphthalene methyl alcohol solvent) |
Quantitative repeatability | RSD 6 ≤ 0.3 % (naphthalene methyl alcohol solvent) |
Flow rate setting error | Ss ≤ 2 % (1 mL / min water, 5 - 10 MPa room temperature) |
Air tightness of the pump | Pressure 42 MPa, 10 min time, Pressure drop < 0.5 MPa |
Mixing accuracy | ± 1 % |
Mixing precision | ± 0.2 % |
Size (W × H × D) | 450 × 300 × 160 mm |
UV Detector | {"Wavelength range":"190 - 680 nm","Flow cell":"8 \u00b5L","Spectrum band width":"8 nm","Baseline noise":"\u2264 \u00b1 0.25 \u00d7 10-5<\/sup> AU (empty cell)","Wavelength accuracy":"\u00b1 1 nm","Baseline drift":"\u2264 \u00b1 0.4 \u00d7 10-4<\/sup> AU (empty cell)","Wavelength precision":"< 0.1 nm","Limit of detection":"3 \u00d7 10-9<\/sup> g \/ mL (naphthalene methyl alcohol solvent)","Size (W \u00d7 H \u00d7 D)":"450 \u00d7 300 \u00d7 160 mm"} |
This HPLC system has applications in the field of biochemistry, chemistry, pharmacology for chemical analysis, poison analysis and in protein food detection, medicine testing and polymer, environmental analysis.