DESCRIPTION Vinylec® E is a drop in substitute for Formvar® (polyvinyl formal). The original manufacturer (Monsanto) has sold parts of the business and the similar replacement product is now manufactured under the name Vinylec® E. Vinylec® E (Formvar® substitute) is an excellent and one of the most widely used material to make support films on TEM grids. I - SDS (127KB PDF) HAZARD WARNING GUIDES Cg Suspected Carcinogen C Corrosive F Flammable I Irritant L Lachrymator O Oxidizing R Radioactive S Sensitizer T Toxic U Unlisted as hazard; unknown hazard if any