High-precision soil nutrient rapid detector

High-precision soil nutrient rapid detector product features:

★ This model is an upgraded version of the soil fertilizer nutrient detector for the entire project, with a plastic-sprayed steel plate shell design, which is sturdy and durable, and comes with a complete set of accessories and finished medicines.

★ Microcomputer control, digital circuit, program design, LCD display, AC and DC dual-purpose, and can be used for field flow testing.

★ Resolution: 0.001, touch-sensitive buttons, built-in high-end thermal printer, which can print test results.

★ It can detect the quick-acting nitrogen, quick-acting phosphorus, effective potassium, total nitrogen, total phosphorus, total potassium, organic matter, pH, calcium, magnesium, sulfur, iron, manganese, boron, zinc, copper, chlorine, silicon, molybdenum and other trace elements and various heavy metals such as lead, chromium, cadmium, mercury, arsenic, nickel, aluminum, fluorine, titanium, selenium, etc. in soil and fertilizers, organic fertilizers (including foliar fertilizers, water-soluble fertilizers, spray fertilizers, etc.), plants.

★ Exclusively adopts high-brightness LED light source and double-wheel filter processing technology to ensure the stability of the light source wavelength. Silicon semiconductor is used as the signal receiving system, and the life span is up to 100,000 hours. The light source is stable, reproducible and accurate.

★ The colorimetric tank adopts a single-channel design, without mechanical displacement and wear, and the optical path test positioning is accurate to ensure the accuracy of the measurement results.

★ Equipped with expert fertilization system data, it can scientifically calculate the recommended fertilization amount for more than 100 kinds of agricultural, fruit trees, and cash crops.

★ Adopting independent invention patent analysis methods to ensure that the test results meet the national standards.

Multiple functions and complete test items:

1. Soil nutrients: ● Ammonium nitrogen, nitrate nitrogen, available phosphorus, available potassium, organic matter, total nitrogen, pH value, moisture, alkaline nitrogen and other nine items; ● Medium and trace elements: calcium, magnesium, sulfur, iron, manganese, boron, zinc, copper, chlorine, silicon, molybdenum, etc.

2. Fertilizer nutrients: ● Nitrogen, phosphorus, and potassium in single-element fertilizers; ● Ammonium nitrogen, nitrate nitrogen, phosphorus, potassium, and biuret in compound (mixed) fertilizers and urea; ● Quick-acting nitrogen, quick-acting phosphorus, quick-acting potassium, total nitrogen, total phosphorus, total potassium, organic matter, various humic acids, trace elements (calcium, magnesium, sulfur, iron, manganese, boron, zinc, copper, chlorine, silicon, molybdenum), etc. in organic fertilizers.

3. Plant nutrients: ● Nitrogen, phosphorus, and potassium in plants; nitrates and nitrites; calcium, magnesium, sulfur, iron, manganese, boron, zinc, copper, chlorine, silicon, molybdenum, etc.

4. Tobacco leaf nutrients: 20 items including total nitrogen, total phosphorus, total potassium, reducing sugar, water-soluble total sugar, boron, manganese, iron, copper, calcium, and magnesium.

5. Heavy metals in soil and fertilizers: nearly ten heavy metals including lead, chromium, cadmium, arsenic, mercury, nickel, aluminum, fluorine, titanium, and selenium.

6. Food (fruits, vegetables, etc.): nitrate, nitrite, heavy metals (lead, chromium, cadmium, arsenic, mercury, nickel, aluminum, fluorine, titanium, selenium), etc.

7. Water quality: ● ammonium nitrogen, nitrate, nitrite, phosphorus, potassium, hardness, PH, iron, copper, manganese, zinc, boron, chlorine, sulfur, silicon, molybdenum, etc.

Instrument technical indicators:

1. Power supply: AC 220±22V DC 12V+5V (car power supply can be used or built-in lithium battery can be selected)

2. Power: ≤5W

3. Range and resolution: 0.001-9999

4. Repeatability error: ≤0.05% (0.0005, potassium dichromate solution)

5. Instrument stability: drift within thirty minutes is less than 0.2% (0.002, transmittance measurement). After the instrument is turned on and preheated for 5 minutes, the displayed digital display will not drift within ten minutes (transmittance measurement), and the digital drift within thirty minutes will not exceed 0.2% (transmittance measurement) and 0.001 (absorbance measurement).

6. Linear error: ≤0.2% (0.002, copper sulfate detection)

7. Sensitivity: red light ≥4.5 × 10-5 blue light ≥3.17 × 10-3 green light ≥2.35 × 10-3 orange light ≥2.13 × 10-3

8. Wavelength range: red light: 680 ± 2nm; blue light: 420 ± 2nm; green light: 510 ± 2nm; orange light: 590 ± 10nm

9. PH value (acidity and alkalinity): (1) Test range: 1 to 14 (2) Accuracy: 0.01 (3) Error: ±0.1

10. Salt content (conductivity): (1) Test range: 0.01% to 1.00% (2) Relative error: ±5%

11. Soil moisture technical parameters Moisture unit: ﹪ (g/100g); Moisture content test range: 0-100﹪; Error less than 0.5%

12. One-time simultaneous extraction and determination of three nutrients N, P, and K in the soil, scientific guidance of fertilizer application

13. Simultaneous, rapid and accurate detection of nutrients such as nitrogen (N), phosphorus (P), and potassium (K) in fertilizers

14. Test speed: Test one soil sample (N, P, K) ≤30 minutes (including pre-processing time, no user needs to provide any accessories)

15. Simultaneous measurement of 8 soil samples ≤1 hour (including pre-processing time)

16. Data printing: built-in new one-button thermal printer

17. Reserved 232 data interface, which can be connected to a computer for data transmission

Test speed:

Test one soil sample (N, P, K) ≤30 minutes, test three soil samples (N, P, K) ≤40 minutes;

Test one fertilizer sample (N, P, K) ≤50 minutes, test three fertilizer samples (N, P, K) ≤1.5 hours.

Test error:

Soil error ≤5%; fertilizer single error ≤0.5%, nitrogen, phosphorus and potassium three errors ≤1%.

Product instrument features:

Full function: comprehensive test items at home and abroad (all kinds of medicines can be purchased).

Complete supporting facilities: The instrument integrates medicine, equipment and instrument, which is easy to carry and equivalent to a small laboratory. It is suitable for agricultural service departments or agricultural material dealers and fertilizer manufacturers to test soil and fertilize and identify the authenticity of fertilizers.

Easy to operate, fast speed, finished medicine can be used after opening the bottle, no configuration is required.