(This model is a new generation of multi-function soil detectors, and is a bidding product for scientific research institutes, universities, vocational education colleges, etc.)Model: TP-GT4 (Rotary Colorimetric type) Features: 1. The instrument can detect soil and chemical fertilizers, organic fertilizers (including foliar fertilizers, water-soluble fertilizers, spray fertilizers, etc.), plants. It can measure available nitrogen, available phosphorus, available potassium, total nitrogen, total phosphorus, total potassium, organic matter, pH, salt content, calcium, magnesium, sulfur, iron, manganese, boron, zinc, copper, chlorine, silicon, etc. Various medium and trace elements, as well as lead, chromium, cadmium, mercury, arsenic and other heavy metals content. 2. Android intelligent operating system adopts more efficient and user-friendly operation. The instrument comes standard with wifi network upload, 4G network transmission, GPRS wireless remote transmission, and upload data quickly. 3. The built-in crop expert fertilization system can calculate the recommended fertilization amount for the target yield of more than 100 kinds of national agricultural, fruit trees and economic crops, and scientifically guide agricultural production according to the fertilization formula. 4. The built-in plant nutrition diagnostic standard map, according to the pictures of the nutritional deficiency of each crop, the leaf surface is compared. 5. Adopting the design of precision rotating colorimetric cell, the consistency of light source is more accurate to ensure the detection accuracy. It can quickly detect 12 samples at one time, which greatly improves the detection efficiency, reduces the detection cost, and has better accuracy and stability. 6. The cuvette part adopts standard 1cm cuvette, which has no mechanical displacement and wear, accurate positioning of the optical path test, effectively shields external light interference, and ensures that the test results are better than the national standard requirements. 7. The instrument has 4G memory, which can store data for a long time, and is equipped with an uploading platform. No data cable is required, and data can be directly uploaded wirelessly, which is convenient for data management and long-term data analysis. 8. The instrument has a built-in new generation of high-speed thermal printer, which can automatically print the test report and QR code after the test is completed. 9. High-sensitivity 7-inch capacitive touch screen, high-definition and high-interaction display, greatly reduce the tedious operation and errors of traditional instruments. 10. Each channel is equipped with a four-wavelength cold light source, and all light sources realize constant current voltage regulation to ensure wavelength stability. As a signal receiving system, silicon semiconductor has a lifespan of up to 100,000 hours. Good reproducibility and high accuracy. 11. High-strength PVC engineering plastic suitcase design, durable and easy to carry. The power supply mode is AC and DC, which can be tested in the field. Multiple functions and complete test items: 1. Soil nutrients: ammonium nitrogen, nitrate nitrogen, available phosphorus, available potassium, organic matter, total nitrogen, total phosphorus, total potassium, pH value, salt content, alkali-hydrolyzed nitrogen, etc.; Magnesium, sulfur, iron, manganese, boron, zinc, copper, chlorine, silicon, etc.; Volume moisture content, ambient temperature, electrical conductivity. 2. Fertilizer nutrients: Nitrogen, phosphorus and potassium in elemental fertilizers; Ammonium nitrogen, nitrate nitrogen, phosphorus, potassium and biuret in compound (mixed) fertilizers and urea;In organic fertilizers, available nitrogen, available phosphorus, available potassium, total nitrogen, total phosphorus, total potassium, organic matter, various humic acids, trace elements (calcium, magnesium, sulfur, iron, manganese, boron, zinc, copper, chlorine, silicon) etc. 3. Plant nutrients: Nitrogen, phosphorus, potassium in plants; nitrate, nitrite; calcium, magnesium, sulfur, iron, manganese, boron, zinc, copper, chlorine, silicon, etc. 4. Tobacco leaf nutrients: total nitrogen, total phosphorus, total potassium, reducing sugar, water-soluble total sugar, boron, manganese, iron, copper, calcium, magnesium, etc. 20 items. 5. Heavy metals in soil and fertilizers: lead, chromium, cadmium, arsenic, mercury and other nearly ten kinds of heavy metals. 6. Food (fruits, vegetables, etc.): nitrates, nitrites, heavy metals (lead, chromium, cadmium, arsenic, mercury) and other items. 7. Water quality: Ammonium nitrogen, nitrate, nitrite, phosphorus, potassium, hardness, PH, iron, copper, manganese, zinc, boron, chlorine, sulfur, silicon, etc. Instrument Specifications: 1. Power supply: AC 220±22V, DC 12V+5V (car power supply can be used, or the built-in lithium battery of the instrument ) 2.Power: ≤5W 3.Range and Resolution:0.001-9999 4.Repeatability error: ≤0.05% (0.0005, potassium dichromate solution) 5.Instrument Stability: Drift less than 0.3% (0.003, transmittance measurement) within one hour. After the instrument is turned on and warmed up for 5 minutes, the number displayed within 30 minutes has no drift (transmittance measurement); the digital drift within one hour does not exceed 0.3% (transmittance measurement), 0.001 (absorbance measurement); the number within two hours Drift does not exceed 0.5% (0.005, transmittance measurement). 6. Linearity error: ≤0.2% (0.002, detected by copper sulfate) 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: 1~14 (2) Accuracy: 0.01 (3) Error: ±0.1 10. Salt content (conductivity): (1) Test range: 0.01%~1.00% (2) Relative error: ±5% 11. Soil moisture: measurement parameters: volumetric water content; unit: % (m3/m3); test sensitivity: ±0.01 % (m3/m3); Range: 0-100% (m3/m3); measurement accuracy: 0-50% (m3/m3) range) ± 2% (m3/m3); 50-100% (m3/m3) range) ± 3 %(m3/m3); Resolution: 0.1% 12. Soil temperature range: -40-120ºC. Measurement accuracy: ±0.2ºC. Resolution: ±0.1ºC 13. Soil salinity range: 0-20ms. Measurement accuracy: ±2%. Resolution: ±0.1ms 14. Simultaneous extraction and determination of three nutrients in soil, namely N, P, and K, and scientifically recommended fertilization amount. 15. Simultaneous, rapid and accurate detection of nitrogen (N), phosphorus (P), potassium (K) and other nutrients in fertilizers (patented technology) 16. Test speed: test a soil sample (N, P, K) ≤ 30 minutes (including pre-processing time, no need for users to provide any accessories) 17. Simultaneous measurement of 8 soil samples ≤ 1 hour (including pretreatment time) 18. Instrument size: 43 × 34.5 × 19cm, host net weight: 5.1kg Test speed: Measure one soil sample (N, P, K) ≤ 30 minutes, and simultaneously detect three soil samples (N, P, K) ≤ 40 minutes; Testing one fertilizer sample (N, P, K) ≤ 50 minutes, and simultaneously testing three fertilizer samples (N, P, K) ≤ 1.5 hours.
Test error: Soil error ≤ 5%; fertilizer single error ≤ 0.5%, nitrogen, phosphorus and potassium errors ≤ 1%. Product Instrument Features: The soil and fertilizer nutrient detector of the whole project has full functions: the test project is comprehensive at home and abroad (all kinds of chemicals can be purchased). Complete supporting equipment: The instrument integrates medicines, instruments and instruments, and is easy to carry, which is equivalent to a small laboratory. It is suitable for agricultural service departments or agricultural material distributors, fertilizer manufacturers to test soil and fertilize and identify true and false fertilizers. Simple and fast operation. The finished medicine is ready to use. Reliable performance: The working stability is 6 times higher than that of the national standard JJG179-90, and the repeatability reaches the level of the grating spectrophotometer.
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