N, P, K and other nutrients in fertilizer were extracted and determined at one time.
It takes about 50 minutes to determine N, P and K in fertilizer, and about 20 minutes to determine single trace element.
1. Operating system: Android 5.1 operating system, four core processor main control, CPU frequency ≥ 1.8GHz, 16g large capacity memory, fast operation speed, strong stability, no stuck phenomenon.
2.7.0 inch color LCD (resolution: 1024 * 600), backlight visible, convenient for field experim...