The phrase "in a liquid form" is correct and usable in written English.
You can use it when you want to describe something in a liquid state, such as a substance or material. For example, "This medicine can be taken in a liquid form."
The yeast produces silk protein in a liquid form during the fermentation.
A poison in a liquid form can be absorbed by ingestion or by inhalation or through the skin.
Until recently, he took one of the drugs in a liquid form and had to carry it with him everywhere in a refrigerated case.
Researchers for US startup Modern Meadows have discovered a way of biofabricating leather by brewing collagen (a protein found in cows' skin) in a liquid form.
It would have about one ten-thousandth the power output of a commercial reactor, and it would run on uranium in a liquid form.
By using back-up flow batteries which store electricity in tanks in a liquid form, "you can scale up your power and storage capacities separately so that, in principle, the storage can be unlimited," he added.
Take 100 milligrams (0.0035 ounces) of Korean ginseng in a capsule or a liquid form daily.
In a simple air conditioner, the refrigerant, in a volatile liquid form, is passed through a set of evaporator coils across which air inside the room is passed.
The third important function of money is that it provides a way to hold wealth in a completely liquid form.
In a nearly liquid form, it can mix with the underground oil, making the oil more fluid and easier to extract.
Natural gas shipped by tanker from abroad in a supercold liquid form accounts for about 3percentt of domestic consumption, but the government estimates that share could rise to 17percentt by 2030.
