This product is mainly used in three aspects( 1) As water glass slurry, 1,3-dioxa-cyclopentanone and potassium bicarbonate are used as curing agent and quick setting agent respectively to prepare water glass slurry without environmental pollution. Due to the prohibition of acrylamide and urea system slurry, water glass slurry is widely valued( 2) It is used to synthesize furazolidone (c8h7n3o5, [67-45-8]; This is a broad-spectrum antibiotic used to prevent coccidiosis in chickens( 3) Used as fiber finishing agent and other processing aids.