These usually specify the maximum allowable concentration of CO 2, H 2 S and H 2 O as well as requiring the gas to be commercially free from objectionable odours and materials, and dust or other solid or liquid matter, waxes, gums and gum forming constituents, which might damage or adversely affect operation of the buyers equipment.
12.
These may include the maximum allowable concentration of treated to remove contamination is traded on a " dry gas " basis and is required to be commercially free from objectionable odours, materials, and dust or other solid or liquid matter, waxes, gums and gum forming constituents, which might damage or adversely affect operation of equipment downstream of the custody transfer point.
