B-343 精巧型硝酸鹽度計
產品報價： 
產品特點： The twin NO3 meter is designed for general purpose nitrate measurements, agricultural applications to measure nitrate in plant leaves, and nitrate in soil samples. Flat sensor technology enables measurements with only a few drops of sample. Measureme
  B-343B-343 精巧型硝酸鹽度計的詳細資料：
The twin NO3 meter is designed for general purpose nitrate measurements, agricultural applications to measure nitrate in plant leaves, and nitrate in soil samples. Flat sensor technology enables measurements with only a few drops of sample. Measurements are simple, quick, and accurate.