Fetching details from the dictionary...

fine powder
薬を粉末状にして服用しやすくした。
The medicine was made into powder form for easier consumption.
粉末のスープをお湯で溶かして飲んだ。
I dissolved the powdered soup in hot water and drank it.
粉末洗剤を適量入れて洗濯機を回した。
I put an appropriate amount of powder detergent and ran the washer.