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Zhengzhou Ruinong Agricultural Technology Co., Ltd
Home>Products>Universal Soil Testing and Formula Fertilization Instrument RN-QNX Type
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Universal Soil Testing and Formula Fertilization Instrument RN-QNX Type
Universal Soil Testing and Formula Fertilization Instrument RN-QNX Type
Product details



For further discussion, please contact us,Director Wang (WeChat)


The parameters of the versatile RN-QNX are as follows:


1. Soil nutrients: organic matter, total nitrogen, total phosphorus, total potassium, hydrolyzed nitrogen, ammonium nitrogen, nitrate nitrogen, available phosphorus, available potassium, and slow-release potassium. Moisture (heating method), acidity and alkalinity(Test paper method), salt content (salt meter).

2. Fertilizer: ammonium nitrogen, nitrate nitrogen, available phosphorus, available potassium, total nitrogen, total phosphorus, total potassium, urea, amide nitrogen, organic matter, calcium humate.

3. Plants: nitrogen, phosphorus, potassium.

4. Tobacco leaves: total nitrogen, total phosphorus, total potassium, reducing sugars, water-soluble total sugars.

5. Pesticide residue detection (enzyme inhibition rate method).

6. Soil, fertilizers, plants: Trace elements such as calcium, magnesium, sulfur, boron, chlorine, silicon, iron, copper, manganese, zinc, etc.

7. Heavy metals: lead, arsenic, chromium, cadmium, mercury.

8. Vegetables: nitrate, nitrite.



1. Fully equipped, easy to carry, equivalent to a small laboratory, convenient for on-site testing. The finished medicine can be used immediately after opening the bottle, ensuring fast testing speed.

2. Complete testing items: can detect nitrogen, phosphorus, and potassium in soil, fertilizers, and plants; Organic matter;10Trace elements such as calcium, magnesium, sulfur, iron, manganese, boron, zinc, copper, chlorine, silicon, etc;5Heavy metals such as lead, chromium, cadmium, mercury, arsenic, etc; Pesticide residues.☆☆☆☆☆

3. Equipped with external connectionsMicro high-end thermal printer (also compatible with home printers), capable of real-time printing of test results



1. High system configuration and multiple testing items:NThePTheKOrganic matter, trace elements, heavy metals, and pesticide residues can all be detected.☆☆☆☆☆

2. High measurement accuracy: the error is within0.5%Within.

3. Good reproducibility: Under different experimental conditions, the same measurement method is used to measure the relative standard deviation between the measurement results of the same test sampleRSD1.02%.



1. pattern1Measuring range:0-100%

2. pattern2Measuring range:0-1.999

3. pattern3Direct reading range:0-1999

4. pattern1Linear accuracy±0.5%

5. pattern2precision±0.005

6. pattern1Reproducibility:0.5%

7. Noise:0.5%

8. power supply220V±5%

9. Comes with printing result function

10. Seismic resistance: qualified



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


A set of main unit, electronic balance, micro printer, pipette, colorimetric dish, triangular flask, volumetric flask, funnel, filter paper, aluminum box, washing bottle, corner spoon, and soil nitrogen, phosphorus, and potassium medicine.


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.

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