What gases are stocked? What if I need a special gas?

The Chemistry Stockroom stocks argon, carbon dioxide, compressed air, helium, hydrogen, nitrogen, oxygen, If you need a specialty gas please let the stockroom staff know. Tanks can be delivered Mondays, Wednesday and Fridays. Typically orders placed before noon can be delivered on the next normal delivery day. Tanks can be delivered the same day for a $25 rush fee ($75 for mixed gases and specific specialty tanks).