Full-project soil fertilizer nutrient detector

Features of the soil fertilizer nutrient detector for the whole project:

★ “Chassis/medicine integrated aluminum alloy chassis” design, easy to carry, durable, supporting detection methods and finished medicines.

★ Microcomputer control, digital circuit, program design, LCD display, AC and DC dual-use, test data can be stored and queried, field flow test can be carried out, greatly reducing operator errors and labor intensity.

★ Resolution: 0.001, touch button, built-in new thermal printer, can print test results.

★ The soil fertilizer nutrient rapid tester for the whole project can detect soil and fertilizers, organic fertilizers (including foliar fertilizers, water-soluble fertilizers, spray fertilizers, etc.), plants in 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.

★ Adopt high-brightness LED light source, filter treatment to ensure the stability of the light source wavelength, silicon semiconductor as the signal receiving system, life up to 100,000 hours level. The light source is stable, with good reproducibility and high accuracy.

★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 and recommend the amount of fertilizer for the target yield of more than 100 kinds of national agriculture, fruit trees, and cash crops.

Test items:

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

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.

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

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

Instrument technical indicators:

1. Power supply: AC 220±22V DC 12V+5V (vehicle power supply or built-in lithium battery)

2. Power: ≤5W

3. Range and resolution: 0.001-9999

4. Repeatability error: ≤0.3% (0.003, potassium dichromate solution)

5. Instrument stability: drift within three 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 has no drift within two minutes (transmittance measurement), and the digital drift within five minutes does not exceed 0.3% (transmittance measurement); within 20 minutes, the digital drift does not exceed 0.5% (transmittance measurement), 0.001 (absorbance measurement); within 30 minutes, the digital drift does not exceed 0.7% (transmittance measurement), 0.002 (absorbance measurement).

6. Linear error: ≤1% (0.01, 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 ± 4nm

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

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

11. Soil moisture technical parameters Water 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-treatment time, No attachments are required from the user)

15. 8 soil samples can be tested simultaneously for ≤1 hour (including pre-processing time)

16. Data query and printing: test data can be stored, queried and printed, with a built-in new one-button thermal printer

Test speed:

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

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

Product instrument features:

Full-project soil fertilizer nutrient detector with full functions: comprehensive test items at home and abroad (all kinds of agents can be purchased).

Full supporting equipment: The instrument integrates medicine, instrument 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 agent can be used immediately after opening the bottle, without configuration.