The phrase "an appropriate container" is correct and usable in written English.
You can use it when referring to a suitable or fitting receptacle for holding or storing something.
Example: "Please ensure that you place the chemicals in an appropriate container to avoid any spills or reactions."
Alternatives: "a suitable vessel" or "a fitting receptacle".
My father loved this dog, frequently confusing her name with those of his three children, and when she died at a fat old age, it is possible he might have entertained the notion of having her cremains nearby in an appropriate container, say a bronzed, three-gallon ice cream tub.
Broken glass and sharp objects should be disposed of in an appropriate container.
Bake Sale and Fundraisers - Items such as cookies, chips, doughnuts, cupcakes and brownies for distribution, sale, or resale must be individually pre-packaged in an appropriate container by the selling group or manufacturer prior to tabling.
Remove the excess bacon grease from the cast iron skillet by disposing it in an appropriate container (Pro tip: Put the grease in a mug and store it in the refrigerator for later).
Attention was paid to optimal consistent tissue-handling procedures, including fast immersion in buffered formalin in an appropriate container by pathologists or by nurses trained in the procedure.
Between 3 6 such cotton wool balls will be collected and placed in a 20 ml syringe which will then be squeezed forcing a urine sample into an appropriate container.
With all due respect to Judge Kaplan, he chose a highly appropriate container.
Use of a clean and appropriate container is recommended to disperse the tablets.
Tear the leaves and place in a jug or any other appropriate container.
The selection of the appropriate container in which to cultivate a bonsai is an essential element of the art.
If you are a SUV or Sedan owner, hiring appropriate container service from international shipping company becomes necessary.
