We cannot guarantee that, where our product is a container, any product which you fill into our products will not cause any leeching, discolouration or any other impact or alteration on the matter to be housed within the product. You are responsible for ensuring that: (i) all of our products are clean and free from contamination before being filled or used; and (ii) the product meets any required regulatory standards for the product it will house before the product is filled. We would advise you to order a small sample and test our products if you are in any doubt about suitability for your intended purposes in light of the above.