Specialty Additives

Citric acid is frequently used in drilling chemicals and acid systems, where it helps prevent the precipitation of gelatinous ferric hydroxide as the acid spends, an important factor in corrosion control for drilling fluid systems. Acting as a sequestering agent, citric acid can keep as much as 3000 mg/L of ferric iron in spent acid solutions for over 4 hours at temperatures above 80°C.

Earth Pro Red Dye is a synthetic iron oxide pigment used to colour cement. Earth Pro Red Dye is a water-dispersible pigment, which can be used as an indicator for determining the pre-flush/cement interface when cementing oilfield casing. Typical application rates range from 1-2 water-soluble bags per cubic meter of pre-flush. Since the product is […]