Plastic Coated Bottles
DWK Life Sciences provides media-lab bottles with a polyurethane plastic coating to provide protection from mechanical impact and to help reduce leakage of the contents should the glass break. The maximum working temperature for these bottles is 135°Cbutlongtermexposure(>30 mins) should be avoided. Avoid exposure to direct heat from a hotplate or a Bunsen flame. These media bottles are suitable for freezing at -30°C and can also be used in microwave ovens. Please note that the plastic coating does not increase the permissible pressure at which the bottles can be used and a protective screen is recommended for all pressure work.
WHEATON® safety coated containers and bottles use a plastisol coating that was developed to contain glass fragments and allow for a controlled release of the contents in the event of container breakage. The coating: