Special Features:

For production of a carbon dioxide-enriched atmosphere of approximately 5 to 10 pct; envelope is activated by the addition of water which passes through a series of channels to a filter paper wick; the wick regulates flow of water to the gas generating tablet in the tablet chamber providing a controlled release of gas; each envelope contains 1 sodium bicarbonate plus citric acid tablet and 1 piece of filter paper; unit q type 10

Properties:

A container having a mixture of materials designed to induce an environment containing a volume of gas such as hydrogen or carbon dioxide or both.