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详细信息 Product Name: High Precision Portable Chlorophyll Meter Model NO.: SPAD-502PLUS Customized: Non-Customized Precision Measuring Device: Precision Measuring Device Measure Method: Automatic Measurement Object: Chlorophyll Content Material: Plastic Type: Dial Indicator Port: Shanghai and Ningbo Delivery Time: 1 Days After Receiving Payment Transport Package: Cartoon HS Code: 9031809090 Product Description Name: High precision Portable Chlorophyll meterModel: SPAD-502PLUSProduct description:SPAD-502 PLUS chlorophyll Meter can measure relative content of chlorophyll, non-destructive to leaves. Measured datum will be displayed in trend graph. It can be used to enhance the utilization rate of nitrogen fertilizer.Technical parameters:1. Measuring mode: 2 wavelengths optical density difference2. Sensor: Silicon semiconductor photodiode3. Display mode: LCD, 4 decimal places, tendency chart4. Memory capacity: 30datum, automatically calculate and display average value5. Accuracy: Within ± 1.0 SPAD units (for SPAD value between 0 and 50 under normal temperature)6. Repeatability: Within ± 0.3 SPAD units (for SPAD value between 0 and 50)7. Reproducibility: Within ± 0.5 SPAD units (for SPAD value between 0 and 50)Measuringarea2mm×3mmMeasuringrange-9.9to199.9SPADunitsPower2AAbatteries(1.5V)Testinterval2sWorkingenvironment0-50°COtherfunctionsalarm;calibrationWeight0.8KGSize23*19*11CM
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