Detergent RS-401 | Production of chemicals for oil-and-gas and mining | REASIB

Detergent RS-401

RS-401 - is designed to prevent the formation of clay seals on the surface of drilling pipes, helps to prevent sticking of screen panels of vibrating screens, it is very effective as an additive to eliminate sticking.
It is a composition of surfactants with an organic base.
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Detergent RS-401
Effectively weakens the adhesion of clay particles on the tool surface
Possesses good lubricating properties
Effectively reduces the stickiness of the crust
Low pour point
Flashpoint above 1000C
Physical properties
Colour yellow to brown (haze allowed)
Specific gravity 0,810 -0,92 g/cm3 at 20°C
Freezing point not higher than - 35°C
Toxicity and handling requirements

The RS-401 detergent belongs to flammable liquids. No toxic substances are formed during the combustion of the product. The RS-401 detergent belongs to the IV hazard class substances according to GOST 12.1.007 (low hazard substances)


RS-401 detergent is used to prevent bit, stabilizer and drillstring balling. It can be added to any water-based drilling fluid. Most effective when drilling out upper intervals to minimize rock build-up to the bit and BHA, to reduce surface tension. Allows you to reduce the torque and tightening, even if there is no lubricant in the solution.

It is used in drilling mud at a concentration of 0.2 to 1% to prevent oil seal formation. Effective in the composition of baths for the elimination of sticking in a concentration of 8-10%.

Packaging and storage

RS-401 is supplied in steel drums in accordance with GOST 13950-91 (200 liters). Four drums are placed on pallets and additionally secured with fastening tape.

It is recommended to store it in a cool dry place, out of direct sunlight.

Shelf life is 12 months