polyvinylpyrrolidone/povidone k90 for glue stick 1,cheap price 2,cosmetic 3,glue stick 4,reasonable price polyvinylpyrrolidone/povidone k90 for glue stickPackaging & DeliveryPackaging Detail ... granule, dissolving assistant and stabilizer for injection ,flow assistant for capsule, dispersant for liquid medicine and stain, stabilizer for enzyme and heat sensitive drug ...