1. Soil nutrients: available nitrogen (ammonium nitrogen, nitrate nitrogen, hydrolyzed nitrogen), available phosphorus, available potassium, total nitrogen, total phosphorus, total potassium, organic matter, humic acid, moisture (combustion method), pH (test paper method), salt (salt meter method), etc.

2. Fertilizer nutrients: available nitrogen, available phosphorus, available potassium, total nitrogen, total phosphorus, total potassium, organic matter, humic acid, etc. in organic fertilizers. Nitrogen, phosphorus, and potassium in elemental fertilizers; Ammonium nitrogen, nitrate nitrogen, phosphorus, potassium, and urea in compound (mixed) Hefei and urea.

3. Plants: nitrogen, phosphorus, potassium.

4.In soil, plants, and fertilizers, there are 10 trace elements including calcium, magnesium, sulfur, boron, chlorine, silicon, iron, copper, manganese, and zinc.

1. Fully equipped, easy to carry, equivalent to a small laboratory, mobile operation, convenient for on-site testing.

2. The finished medicine can be used immediately after opening the bottle, ensuring fast testing speed.

3. Available car power supply: DC12VConvenient to carry. (Optional rechargeable lithium battery)

4. Equipped with lithium batteries, it is convenient for mobile work in the field.

1. Built in micro high-end thermal printer, automatically saves test results, and can print test results in real time.☆☆☆☆☆

2. Simultaneously detectable8A sample can improve work efficiency and reduce costs.

1. Power supply: AC220±22VDirect current12V(Vehicle power supply available)

2. Power: ≤5W

3. Range and Resolution:0.001-9999

4. Repetitive error: ≤0.3%（0.003Potassium dichromate solution

5. Instrument stability: Drift less than three minutes0.2%（0.002Transmittance measurement).

6. Linear error: ≤1%（0.01Copper sulfate detection

7. Sensitivity: Red light≥4.5 ×10-5Blue light≥3.17×10-3Green light≥2.35×10-3； Orange Light≥2.13×10-3

8. Wavelength range: Red light:680±2nm； Blue light:420±2nmGreen light:510±2nmOrange light:590±4nm

9. PHValue (pH): (1)Test scope:1～14 （2）Accuracy:0.1 (3)Error:±0.1(Extended)

10. Salt content (conductivity):(1)Test scope:0.01%～1.00% (2)Relative error:±5%(Extended)

11. Soil moisture technical parameters Water unit:%（g/100g）； Moisture content testing range:0-100%The error is less than0.5%

12. Quick acting in soilNThePTheKSimultaneous extraction and determination of three nutrients at once, scientific guidance on fertilization amount

13. Nitrogen in fertilizers（N）Phosphorus（P）Potassium（K）Simultaneous, rapid, and accurate detection of nutrients

14. Test speed: Test one soil sample（NThePTheK）≤30Minutes (including pre-processing time, no need for users to provide any attachments)

15. Simultaneously testing8A soil sample≤1Hours (including pre-processing time)

16. Data printing: Built in high-end one click thermal printer

17. Equipped with lithium batteries for easy field work.

According to the instruction manual, non professionals can operate it.

1. Instrument host, electronic balance, colorimetric dish, power cord, etc.

2. Accessories: triangular bottle, volumetric flask, funnel, measuring cylinder, filter paper, aluminum box, washing bottle, soil nitrogen, phosphorus and potassium medicine1Set.

warranty5During the warranty period, spare parts will be replaced free of charge, and our company will bear the shipping costs. We will also provide lifelong free telephone guidance.