The ornamental design for a drawer for refrigerator, as shown and described.
1. Drawer for refrigerator
1.1 : Perspective
1.2 : Front
1.3 : Back
1.4 : Left, the right view being a mirror image
1.5 : Top
1.6 : Bottom
1.7 : Perspective view 2
1.8 : Front view 2
1.9 : Back view 2
1.10 : Left view 2
1.11 : Top view 2
1.12 : Bottom view 2
The broken lines depict portions of the drawer for refrigerator that form no part of the claimed design. This design is a drawer for refrigerator which can pull out the inner container upward so that the user can use easily even if the drawer is installed at the bottom of the refrigerator; the inner container is made of a transparent material so the user can check the contents in any direction.