"ample amounts" is a correct and usable phrase in written English.
It can be used to describe a large quantity of something. For example, "The store had ample amounts of apples available for purchase."
Ample amounts of scientific data ignored.
Serve with olives, lemon segments and ample amounts of pan juices over and around the fish.
The region also receives ample amounts of sunshine — an ideal environment for a solar-powered system.
Sodium is usually provided in ample amounts by food, even without added table salt (sodium chloride).
Homemade granola recipes are often no better, calling for ample amounts of refined sugar, maple syrup, honey and other sweeteners.
The pot clubs themselves, which are usually cash businesses with ample amounts of product, are sometimes targets of crime.
He felt Revlon needed two things that I.T.T. had in ample amounts: financial controls and a diversified product line.
In addition, they can easily be blown over and disintegrate, producing ample amounts of sharp-edged flying debris.
It's also delicious, with ample amounts of attractive cherry fruit to go along with the trademark Beaucastel garrigue.
Improving Intake To achieve a healthy balance of potassium and sodium, people should eat ample amounts of fresh fruits and vegetables.
It takes a large volume of water to make ample amounts of snow and there has been a drought throughout the East this year.
