2021 posters AAPS online! AAPS 2021 posters Using ethyl cellulose dispersed system of propranolol hydrochloride sustained-release drug release stability of many particles Additive effect on the properties of amorphous solid dispersions High doses of metformin slow-release urea and low-dose Glenn quick release for the development of double-layer tablets Jacques using appropriate ® II coating of mini film coating system in different pH medium enteric performance evaluation Using ultra high performance liquid chromatograph - charged aerosol detector with the combination of the new method was developed for the determination of glucosamine veterinary chewable tablets dissolution High opaque coating and high gloss coating system of compound vitamin coating during continuous coating lines of three stages of chance to compare Thin film coating formula sunscreen types on the tablets the effect on the stability of the composition of light Straight pressed panxi tora azole sodium sustained-release formulation In thin film coating On the model of the active material On using the molecular label - Dosage preparations security verification technology performance and stability