Profile: Ultimate Products (Aust) Pty. Ltd. is a supplier of soil conditioners, foliar nutrients and specialty products. Our Gyp-Flo is a quick-acting, liquid alternative to bulk gypsum for the treatment of hard soils. It is an advanced technology liquid suspension of superfine calcium carbonate and elemental sulphur, which reacts in the soil in exactly the same way as gypsum. Our Ultra Zinc is a quick-acting, liquid suspension of microfine zinc oxide for the correction of zinc deficiencies in soils. It can also be applied as a foliar spray. Our unique range of formulations are applied across a wide range of cropping sectors including grapevines, fruit, vegetables, turf, sugarcane, cotton, cereals, nut crops, potatoes and tropical fruit.