Polymer film as starch azure container for the easy diastase activity determination in honey

•Polyacrylic films as starch azure container.•The film allows the determination of the diastasic activity through the determination of reducing sugars.•The film avoids the starch standardization process and saves time and costs.•Proof of concept: 20 honeys were measured with the proposed method, and contrasted with a reference method (Schade Method).