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FerroThin™ III
Modified Ferrochrome Lignosulfonate Thinner for Water Base Drilling Fluids


FerroThin™ constitutes modified ferrochrome lignosulfonate produced from purified lignosulfonate furnish.

FerroThin™ is a free-flowing dark brown powder.

CAS No 8075-74-9 (ferrochrome lignosulfonate)


Dry matter

% 94.0 +/- 1.0

Iron, Fe

% 2.0 +/- 0.3

Chromium, Cr

% 3.2 +/- 0.3

PH (10% solution)

max 5.0 - 7.5

(Chemical data calculated on solids)

Environment Information

The product is partially biodegradable and does not adversely affect biological treatment plants.

Material safety sheet is available upon request.

Additional Information Calcium, Ca   0.5%
  Insolubles, (w/w) % 1.0 max
  FerroThin™ meets OCMA DFCP - 8 specification.

Delivery form

50 pound multiwall paper bags, palletized & shrink-wrapped 50 sxs/pallet

Storage stability

FerroThin™ III is stable for many months under normal dry storage.


The information and data herein are believed to be accurate and have been compiled from sources believed to be reliable. It is offered for your consideration, investigation and verification. Buyer assumes all risk of use. DX Oilfield Products, LLC will not be liable for claims relating to any party's use of our reliance on information and data contained herein regardless of whether it is claimed that the information or data are inaccurate, incomplete or otherwise misleading.

     DX Oilfield Products, LLC, 300 Jackson Hill Street, Houston, Texas 77007

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