Beijing Shun Long soil detector sl-3c-1 soil nutrient tester detects NPK formulation ..

Name: soil nutrient tester Alias: soil testing instrument, Dohi instrument, Fertilizer meter, soil nutrient Speed ??Tester Model: SL-3C-1 Brand: Beijing Shun Long Manufacturer: Beijing Science and Technology Development Co., Ltd. Shun Shell material: Aluminum alloy Color: silver Size: 30.4X21.8X10.2cm Weight: 2.76kg unit: Taiwan panel color: dark blue number of keys: 17 function: detection, printing, display printing: thermal printing, the detected value of soil nutrients, fertilizer formula Display: LCD character display (blue), operating guide, the detected value of soil nutrients, Fertilizer principle: photoelectric colorimetric light source wavelength: red, 650nm (bandwidth, type); blue, 440nm (bandwidth, type) test items: Available Nitrogen , phosphorus, potassium, organic matter, pH, salinity test error: copper sulfate (± 2 RU); potassium dichromate (± 6 BU) salinity (± 5%), pH (± 0.1pH) salt content Test range (0.01%) Number of operational test word: 1 to 9 samples Power: AC 220V, 50 Hz; DC 9V power: 5W shock resistance: Qualified Life:> 10 years of high precision microcomputer chip testing, data stability built with 70 crop party program powered, no need to preheat Service: One year limited warranty, lifetime warranty manufacturers Contact: Tel: 010-62810713; 13366999604 QQ: 1354285858; 2278032062 E-mail: trcsy@126.com Website: www.trcsy. com