Features:
USB interface: supports USB connectivity for data transfer (except BK-FP640).
LPG as burning gas: uses LPG for fuel, ensuring efficient and consistent flame production.
Direct concentration readout: provides direct readout of concentration levels (except BK-FP640).
Adjustable measuring range: allows flexibility in measurement range for different sample types.
7-inch LCD touch screen: easy-to-use interface with a responsive touch screen for intuitive operation.
Automatic correlation coefficient calculation: automatically calculates correlation coefficient for improved measurement accuracy (except BK-FP640).
Pre-selection of flame sizes: users can pre-select flame sizes to optimize testing conditions.
Flameout protection: includes a flameout protection device to ensure safe operation.
Optional built-in printer: provides the option for a built-in printer to directly print test results (except BK-FP640).
Parameters
Model | BK-FP640 | BK-FP6410 | BK-FP643 | BK-FP6431 | BK-FP6440 | BK-FP6450 |
Sensitivity(LOD) | K | 0.01 ppm |
Na | 0.01 ppm |
Li | / | / | 0.1 ppm | / | 0.1ppm |
Ca | / | / | / | 2ppm | 2ppm |
Ba | / | / | / | / | / | 6ppm |
Range | K | 0~100ppm |
Na | 0~160ppm |
Li | / | / | 0~100ppm | / | 0~100ppm |
Ca | / | / | / | 0~1000ppm | 0~1000ppm |
Ba | / | / | / | / | / | 0-3000ppm |
Llinearity Error | K | <0.195ppm |
Na | <0.69ppm |
Li | / | / | ≤0.15ppm | / | ≤0.15ppm |
Ca | / | / | / | ≤3ppm | ≤3ppm |
Ba | / | / | / | / | / | ≤9ppm |
Reproducibility | 3%CV for 7 consecutive samples |
Response Time | <8s |
Sample Uptake | <6ml/min |
Ambient Temp | 10°C~35°C |
Humidity | ≤85% |
Power Supply | AC110/220V±10%, 60/50HZ |
Consumption | 250W |
Standard Accessory | Air compressor |
Package Size | 570*560*400mm |
Gross weight | 18kg |
FAQ
Q1: What elements can the BK-FP Series Flame Spectrophotometer measure?
A1: It can accurately detect sodium (Na), potassium (K), lithium (Li), and calcium (Ca).
Q2: What is the detection limit of this spectrophotometer?
A2: It can detect concentrations as low as 0.01 ppm, depending on the element.
Q3: Can it be used for water testing?
A3: Yes, the BK-FP Series is widely applied in environmental water analysis and quality control.
Q4: Does it require special training to operate?
A4: No, it is designed with an intuitive interface, making it easy for laboratory staff to use.
Q5: What type of flame source is required?
A5: The instrument operates with LPG or natural gas as the flame source.
