Drilling reagent

Drilling reagent FCLS-M is a product of interaction of lignosulfonates with salts of chromium and iron.

It is delivered in bags of 25 kg.


FCLS-M is designed to reduce viscosity and regulate structural and mechanical properties of drilling fluids as a component of process fluids.

The use of this reagent makes it possible to improve the thermal resistance of drilling muds.

Find out if the reagent is appropriate to solve your tasks

Order the sample and test it in real conditions. Later on, our laboratory will elaborate on this reagent to adjust it to your specific needs.

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Physical and chemical properties

Appearance at 20°С
Powder of brown color
Solubility, %, minimum
Water content, mass, %, maximum
pH value 1% water solution, units
4.0 – 5.0
Dilution characteristic, %, minimum
Foaming capacity, cm3, maximum

Recommendations to application

FCLS-M is used by way of addition to drilling mud in amount of 0.5 to 4.0%.

Quality Himprom LLC

All products of “Himprom” LLC have Quality Certificates

Learn more about the quality control of the “Himprom” LLC products

How to order

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+7 342 225-02-06
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