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OEM
Menşe Yeri
Shandong, China
Name
Soil nutrient testing instrument
Key words
Soil trace element analyzer Laboratory high-precision
Alternating current
180V ~ 240V, 50Hz;
DC
12V + 5V (can be connected to vehicle power supply)
Range and resolution
0.001-9999
Stability
Less than 0.003 in three minutes
Linear error
≤3% (0.03, copper sulfate detection)
Repeatability error
≤0.5% (0.005, potassium dichromate solution)
Sensitivity
Red light ≥4.5 * 10-5 Blue light ≥3.17 * 10-3
Wavelength range
620 ± 8nm red light 440 ± 8nm blue light