GGX-200 graphite furnace atomic absorption spectrophotometer

characteristic:
1. Large temperature control range: room temperature~3000 ℃; Fast heating rate: ≥ 2000 ℃/s; high temperature control accuracy: ≤ 1%.
2. It has multiple heating control methods: slope, step, maximum power.
3. It has multiple safety detection measures: graphite furnace body temperature detection, cooling water pressure detection, inert gas pressure detection, graphite tube fracture or unclamped detection.
4. Heating control method: using voltage feedback and overshoot voltage control methods.
5. Adopt pneumatic graphite furnace switch method.
6. Excellent detection capability with a detection limit (cd) of ≤ 0.5 pg and a precision (cd) of ≤ 2%.
Specification of GGX-200:
Spectral system:
1. Measurement wavelength range: 190-860nm
2. Monochromator optical path: Czerny Turner type, focal length: 270mm 3. Grating: 1800 lines/mm 4. Spectral passband: 0.2nm, 0.4nm, 1.0nm, 2.0nm (4-speed automatic switching) Lamp: 1. Number of lamp sockets: 2 lamp sockets, 2 lamps lit simultaneously (1 preheating) 2. Metering method: high-speed dual channel simultaneous measurement (deuterium lamp background correction)
3. Lighting method: absorption, background, clip background
Data processing:
1. Concentration calculation method: standard curve method (optional 1st or 2nd order fitting), standard addition method (1st order function)
2. Repeated measurement: up to 10 repetitions. 2. Calibration of standard curve: calibration of any point on the standard curve
3. Result printing: Print indicator results, sample results, measurement conditions, and the results can be imported into Excel
4. Other:
(1) Power requirements: AC220V ± 10%, 300VA, 50Hz ± 1Hz
(2) Size and weight: W810 × D530 × H415mm, 70kg
Specification of GF-5000:
1. Temperature range: Room temperature to 3000 ℃
2. Heating control method: Voltage feedback control method
3. Heating parameter setting: up to 12 steps, heating method: slope/step heating, graphite furnace concentration enrichment cycle: up to 100 times, internal and external protective gas (argon) flow rate: 0-1 liter/minute
4. Safety detection function: graphite furnace body temperature detection, cooling water pressure detection, inert gas pressure detection, graphite tube fracture or unclamped detection
5. Other:
(1) Power requirements: AC220V ± 10%, 2000VA (average), 50Hz ± 1Hz
(2) Size and weight: W400 × D530 × H415mm, 55kg
AS-100 specifications:
1. Number of sample cups: 49 sample cups (1.5ml) and 3 reagent cups (5ml)
2. Injection volume: 1-50 μ L
3. Repeatability: ≤ 1% (5-80 μ L)
4. Other:
(1) Power requirement: DC24V, 50W (provided by the host)
(2) Size and weight: W220 × D330 × H100mm, 7.5kg