1
Air or Gas
2
Aerated
10
Calcium Treated
11
Caustic ( High pH )
20
Gel
21
Gyp
30
Invert Oil Emulsion
31
Lime
32
Low pH
40
Mist or Foam
50
Natural
60
Oil Base
61
Oil Emulsion
62
Organic
63
Organic Treated
70
Phosphate
71
Polymer
72
Potash
80
Salt Water
81
Salt Water - Lignosulfonate
82
Salt-Polymer
90
Water
99
Miscellaneous