Helium gas should not be inhaled and balloons should be inflated carefully to make maximum use of the gas.
Disposable Helium gas cylinder, specifically for filling balloons.
Unused helium gas can be stored safely in the cylinder for future use.
Small cylinders will inflate approximately 30 x 9" latex balloons, 15 x 11" latex balloons or 15 x 18" foil balloons.
An easy-fill nozzle is attached to these light-weight cylinders and there is also an open/close valve on the top.
Large cylinders will inflate approximately 50 x 9" latex balloons, 25 x 11" latex balloons or 25 x 18" foil balloons.

Chemistry School Lab Equipment Suppliers in India 

Ltekonline are the manufacturers of Helium Balloon Gas Cylinders Lab Equipments used to demonstrate engineering principles in Engineering Colleges, Engineering Schools and Chemistry Lab Equipment for Engineering Teaching Lab in Universities