Tob. Sci., 1984, 28-05, p. 14-15, ISSN. 0082-4523
Permeability of coated fiberboard panels, plywood sheets, polyurethane foam, and plastic coatings to phosphine
Tobacco Storage Insects Research Laboratory, Agric. Res. Services, USDA, Richmond, VA, USA
Sealing materials that effectively retain phosphine gases (PHI) were fiberboard panel with 2-or 4-mil polyethylene sheet glued to one side, polyurethane foam, 2-or 4-mil polyethylene sheet and coatings of either latex-acrylic or polyvinyl chloride plastic.
(Full article published with kind permission from "Tobacco International")