Characteristic
- Colourless, liquefied, high pressure gas, slightly acidic.

Grade
- Technical-99.9% (min)
- Food and medical-99.99% (min)

Typical Applications
- Metal welding, hardening
- pH control in water treatment
- Fire fighting, carbonation of soft drinks

Unit of Delivery
- Gaseous: in 0.6, 2.5, 6.0, 25 and 50kg cylinders
- Bulk liquid: in 6,000 kgs and 9,000 kgs tank/tanker

Characteristic
- Inert gas, compressed at high pressure

Grade
- Technical-99.998% (min)
- Food and medical-99.999% (min)

Typical Applications
- Inert gas shield for welding and cutting
- In incandescent and fluorescent lamps
- In laboratory-G.C. carrier gas

Unit of Delivery
- Gaseous: in 47 to 50 liter cylinder at 150 to 200 bar pressure in cylinder racks
- Bulk liquid: in cryogenic tanks of 4000 gallons