GK6900 Grain Kernel Analyzer is an automatic instrument that can be used to recognize unsound grains from rice, wheat, soybeans, corn, sorghum and other grains. GK6900 provides grain buyers and sellers with a professional inspection. lt helps cooperatives, private traders, testing laboratories and authorities with grain quality control, and overcomes the subjectivity and speed limitations of manual inspection meth-ods and provides more objective, accurate and efficient results.