using efficient silica gel powder as adsorbent, and modulating with a new organic binder, then coating silica gel on glass plate uniformly with automatic coating apparatus. It has

those features: a small amount of spotting, fast separation, high sensitivity, more

convenient to carry and crop.

The product is widely used in the research of pharmaceutical, chemical, biochemical,

environmental, and public security system. And it has good effect on some trace as well

as complex composition compounds. It is very suited for the qualitative and quantitative determination.