1. Product details Name: hydroxypropyl methyl cellulose (hpmc) Brand name: 3s ickener, dispersant, emulsifying agent, film-foaming agent and etc. It would be widely used in dry mixed mortars and 9. Storage: 3s-hpmc must be stored in a cool and dry place. To prevent moisture penetration, packaging which has been opened should be sealed again as soon as possible. Not exposure to water, sunlight, especially during transportation. 3s-hpmcstorage time should not exceed 6 months from the date of delivery. 20/25kgs /bag. Plastic woven bag with pe liner.