The Marketing Scales website is a gold mine of information. It is the only source that helps me understand the psychometric quality of the instruments used in past research. I recommend that researchers bookmark this site . . . they will be back!
Disposal Guilt
The degree to which a person experiences negative emotions and thoughts for throwing away something in particular is measured with three, seven-point Likert-type items. The scale may make most sense to use in contexts where the person is aware of alternatives for disposing of the item, particularly recycling.