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.