How much does this cost to the nearest dollar?

3m 60923 Combo Cartridge for 6000 Series Respirator Sold As 1 Case of 30 Paires
Provide an easy-to-use, comfortable and economical way to fulfill the requirements of your respiratory protection program.These cartridges provide a high level of comfort and exceptional respiratory protection. They can be used against organic vapors, acid gases, ammonia, methylamine, formaldehyde and particles. NIOSH approved against certain organic vapors, acid gases and particulates. Use with 3M Half and Full Facepieces 6000, 7000 and FF-400 Series with bayonet filter holders. 3m 60923 p100 Manufacturer 3M, Part 60923, Weight 19.51 pounds, Dimensions 17 x 15 x 11.

Price is $740.00

Price: $739.99