Polycarbonate 7 Plastic Bottles

They ve been used since the 1960s to make products like water bottles food storage containers drinking glasses pitchers baby bottles and sippy cups.
Polycarbonate 7 plastic bottles. It s nowhere near as common as it used to be in baby products but there s still a lot of it about. You can find out if a plastic container is made of polycarbonate by looking at its recycling number. It s not recyclable and it contains bpa bisphenol a. Some polycarbonate water bottles are marketed as non leaching for minimizing plastic taste or odor however there is still a possibility that trace amounts of bpa will migrate from these containers.
The use of injection molded drinking bottles glasses and food containers is common but the use of bpa in the manufacture of polycarbonate has stirred concerns see potential hazards in food contact applications leading to development and use of bpa free plastics in various formulations. A polycarbonate bottle is a shatter resistant container that weighs less but is more durable than a glass bottle. That number is a resin identification code associated with the type of plastic. Bpa is found in polycarbonate plastic food containers often marked on the bottom with the letters pc by the recycling label 7.
Bpa bisphenol a is found in polycarbonate plastics which are hard clear or clear tinted unbreakable plastics. Nalgene polycarbonate bottles offer excellent impact resistance and window clarity good choice for short term media storage and containing other aqueous solutions remain impact resistant down to 135 c and are usable to 135 c making them suitable for use from the freezer to the autoclave chemically compatible with weak acids alcohols and aliphatic hydrocarbons not suited for exposure. Include 38 mm polypropylene caps. Polycarbonate bottles are made of a hard polymer substance known as bisphenol a bpa.
If you see the number 7 in the middle of the recycling triangle symbol the bottle contains polycarbonate plastic and you should avoid it. Polycarbonate bottles rcf to 27 500 x g withstand temperatures of 135 to 135 c round bottoms autoclavable autoclaving shortens bottle life. The numbers reflecting the 7 different types of plastic available in the market are found on the 299 million tons of plastic that is produced annually to make water bottles sports equipment medical devices dvd s and basically any other plastic you can think of. Typically hard plastic bottles are made of polycarbonate plastics.
Many people use bottles made of polycarbonate for portable water containers that are lightweight and unbreakable as well as reusable.