| CARBONITE K | Potassium lignite |
| GLO THIN KL | Potassium based, water-soluble, mud thinner for most water-based system; dry powder, chrome-free product |
| NO SLUF 500 K | Potassium based, sulfonated asphalt, water-soluble for additive stabilizing troublesome shale, reducing ”balling” and aiding in overcoming stuck pipe |
| SYNCARB K | Potassium based low molecular weight, liquid, anionic polymeric mud thinner with scale inhibiting properties. Effective at temperatures in excess of 350*F (177*C) |
| SYNCARB KW | Winterized version of SYNCARB K. Will remain free flowing down to –35*F (-37*C) |
| GLO THIN K | Potassium based chrome free water-soluble mud thinner |