Cart Remove item Thumbnail image Product Price Quantity Subtotal × Chitosan Tetramer extrapure, 98% $4,278.33 Chitosan Tetramer extrapure, 98% quantity $4,278.33 Coupon: Apply coupon Update cart Cart totals Subtotal $4,278.33 Shipping Flat rate: $10.00 Shipping to ON. Change address Country / region: Select a country / region… Canada State / County: Select an option… AlbertaBritish ColumbiaManitobaNew BrunswickNewfoundland and LabradorNorthwest TerritoriesNova ScotiaNunavutOntarioPrince Edward IslandQuebecSaskatchewanYukon Territory City: Postcode / ZIP: Update HST 13% $556.18 Total $4,844.51 Proceed to checkout