Boric acid for rice preservation is a High Grade 99.9% Purity Boric Powder used for mixing with rice for rice storage, mixing with wheat for wheat storage, and other food grains, etc.
Since it is a Technical Grade Product it will not allow any type of insects, worms, moths, pests, cockroaches, ants, fleas, termites, etc. to infest Rice, Wheat, Dal, or Other Food Grains.