Soil Fertilizer Plant Nutrient Detector

Soil fertilizer plant nutrient detector product introduction:

Complete accessories: The instrument does not require users to equip accessories, which is equivalent to a small laboratory. It is suitable for agricultural service departments or agricultural material dealers, cooperatives, fertilizer manufacturers, and large growers to test soil and fertilize and identify the authenticity of fertilizers.

Full detection function: The test items are comprehensive at home and abroad. In addition to the standard reagents, other types of reagents can be added and purchased.

Easy to operate and fast, with a complete set of accessories and finished reagents that can be used immediately after opening the bottle, no configuration is required.

Reliable performance: The working stability is 6 times better than the national standard JJG179-90 index, and the repeatability reaches the index level of the grating spectrophotometer.

Multiple functions and complete test items:

1. Soil nutrients: ●Soil ammonium nitrogen, soil available phosphorus, soil available potassium, soil nitrate nitrogen, soil hydrolyzed nitrogen, soil total nitrogen, soil total phosphorus, soil total potassium, soil organic matter (Qiu Lin method), soil organic matter (extraction method), pH value, salt content, moisture. ● Trace elements in soil: soil calcium, soil magnesium, soil sulfur, soil silicon, soil boron, soil iron, soil copper, soil manganese, soil zinc, soil chlorine.

2. Fertilizer nutrients: ● Single fertilizer: ammonium nitrogen in nitrogen fertilizer, nitrate nitrogen in fertilizer, urea nitrogen, biuret, phosphorus in phosphate fertilizer, water-soluble phosphorus in phosphate fertilizer, potassium in potash fertilizer; ● Total nitrogen in compound fertilizer, total phosphorus in compound fertilizer, total potassium in compound fertilizer; ● Total nitrogen in organic fertilizer, total phosphorus in organic fertilizer, total potassium in organic fertilizer, nitrate nitrogen in organic fertilizer, quick-acting phosphorus in organic fertilizer, quick-acting potassium in organic fertilizer, acid-soluble nitrogen in organic fertilizer, organic matter; ● Water-soluble humic acid (weathered coal), water-soluble humus Acid (lignite), water-soluble humic acid (peat), free humic acid (weathered coal), free humic acid (lignite), free humic acid (peat); ● Water-soluble fertilizer full nitrogen, water-soluble fertilizer full phosphorus, water-soluble fertilizer full potassium; ● Foliar fertilizer full nitrogen, foliar fertilizer full phosphorus, foliar fertilizer full potassium; ● Various fertilizer trace elements: fertilizer calcium, fertilizer magnesium, fertilizer sulfur, fertilizer silicon, fertilizer boron, fertilizer iron, fertilizer copper, fertilizer manganese, fertilizer zinc, fertilizer chlorine.

3. Fresh crop nutrition: ● Crop nitrate nitrogen, crop ammonium nitrogen, crop phosphorus, crop potassium; ● Trace elements in crops: crop calcium, crop magnesium, crop sulfur, crop silicon, crop boron, crop iron, crop copper, crop manganese, crop zinc, crop chlorine; ● Nitrate and nitrite in crops.

4. Dry plant nutrition: ● Total nitrogen, total phosphorus, total potassium

5. Tobacco leaf nutrition: ● Total nitrogen, total phosphorus, total potassium, reducing sugar, water-soluble total sugar, boron, manganese, iron, copper, calcium, magnesium, etc. 20 items.

6. Water quality: ● Ammonium nitrogen, phosphorus in water, potassium in water, nitrate, nitrite, hardness, PH, iron, copper, manganese, zinc, boron, chlorine, sulfur, silicon, molybdenum, etc.

Test efficiency:

Simultaneous extraction and determination of multiple nutrients such as fast-acting N, P, K in soil (drafter of the Ministry of Agriculture’s rapid test industry standard).

Nutrients such as nitrogen (N), phosphorus (P), potassium (K) in fertilizers are detected simultaneously, quickly and accurately.

Test speed: Under normal proficiency:

It takes 20 minutes to test three items of a soil sample (N, P, K) (including the time for preparation of the agent and pre-treatment of the soil sample), and ≤40 minutes to test three soil samples (N, P, K) at the same time, and ≤1 hour to test 8 soil samples at the same time.

Testing one fertilizer sample (N, P, K) ≤50 minutes, and testing three fertilizer samples (N, P, K) at the same time ≤1.5 hours.

Test error:

Soil nitrogen, phosphorus and potassium error ≤1%, organic matter error ≤2%, trace element relative error ≤5%; fertilizer single error ≤0.5%, nitrogen, phosphorus and potassium three errors ≤1%.

Functional features:

1. Android smart operating system, the main control chip uses ARM Cortex-A7, RK3288/4-core processor, main frequency 1.88Ghz, faster operation speed and stronger stability.

2. 12 detection channels, 12 samples can be quickly detected at one time, greatly improving detection efficiency and reducing detection costs.

3. Adopting high-precision filter technology independent patent analysis method (patent number: ZL 2020 2 1763837.9), authoritative certification.

4. During the detection process, the instrument has a built-in calibration function, intelligent constant current voltage regulation, and automatic light intensity calibration to ensure the accuracy of the detection, and obtain the “Calibration Certificate” from the China Institute of Metrology.

5. The instrument is equipped with wifi wireless upload, 4G network transmission, and GPRS wireless remote transmission functions to quickly upload data.

6. Equipped with a smart cloud agricultural platform, after the instrument is connected to the wireless network, the detection data can be selectively or batch wirelessly uploaded, which is convenient for users to conduct long-term data management and visual analysis.

7. The instrument also has a USB interface and an Ethernet interface, built-in large-capacity memory, and can copy data with a USB flash drive at any time.

8. You can use your mobile phone to log in to the cloud platform at any time to view historical data online

9. The built-in crop expert fertilization system can calculate the recommended fertilization amount for the target yield of more than 100 national agricultural economic crops, fruit trees, etc., and scientifically guide agricultural production based on the fertilization formula. The results of soil testing and fertilization formula can be printed, and the printed content includes: crop type, fertilizer type, target yield, total demand, and recommended fertilization plan.

10. Built-in plant nutrition diagnosis standard atlas, according to the pictures of nutrient deficiencies of each crop, leaf comparison is carried out to diagnose abundance and deficiency.

11. 4 wavelengths of professional testing cold light sources (red, blue, green, orange), stable wavelength of light source, long-term continuous working light source without temperature drift, life up to 100,000 hours, good reproducibility, high accuracy.

12. The colorimetric cell uses a standard 1cm colorimetric dish, no mechanical displacement and wear, accurate positioning of the optical path test, effective shielding of external light interference, and ensures that the test results are better than the national standard requirements.

13. The instrument system is equipped with a sample pre-treatment operation video. Various sample detection methods can be viewed by clicking on the video module. The test personnel do not need to self-study the manual, and the guidance and teaching are convenient and fast, which is convenient for novices to operate quickly.

14. Built-in new generation high-speed thermal printer (no ribbon required), the printed content includes: detection unit, detection personnel, detection items, channel number, absorbance, nutrient content (mg/kg), detection time, and QR code and other information

15. Highly sensitive 7-inch true color touch screen, adopts more efficient and humanized operation, high-definition and high-interactive display, greatly reduces the cumbersome operation and errors of traditional instruments, and has obtained a number of “Software Copyrights”.

16. Built-in clock function, convenient for operation time recording and long-term historical tracing.

17. Multiple account passwords can be set for login, efficient UI interactive interface, different users can freely add and edit test information, and can be used for a long time after saving.

18. GPS function: can record longitude and latitude locations during field operations to meet the needs of special users.

19. Built-in low voltage prompt function, which can clearly indicate the power level during detection to avoid test data deviation, and also has power-off protection function, which automatically saves data when power is off to prevent data loss.

20. AC/DC dual-purpose power supply mode, built-in large-capacity rechargeable lithium battery, can work continuously for more than 10 hours when fully charged, and can be connected to an external vehicle power supply for storage.

21. The instrument has Chinese and English switching function to meet export requirements.

Technical parameters:

1. Power supply: AC 220±22V DC 12V+5V (built-in lithium battery of the instrument can also be used as vehicle power supply)

2. Power: ≤5W

3. Range and resolution: 0.001-9999

4. Repeatability error: ≤0.02% (0.0002, potassium dichromate solution)

5. Instrument stability: No digital drift within one hour (transmittance measurement); digital drift within two hours does not exceed 0.3% (0.003, transmittance measurement), 0.001 (absorbance measurement).

6. Linear error: ≤0.1% (0.001, 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: 0.01 (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. Display resolution: 1024*600

13. Earthquake resistance: IP65

14. Instrument size: 48×34.5×22cm

15. Main unit net weight: 5.2kg