Ammonium lignosulfonate (CAS 8061-52-7) is a brown powder derived from wood pulping. It is freely soluble in water and functions primarily as a dispersant and chelating agent. Commercially, it is used in concrete as a water-reducing admixture, in oil drilling fluids to control rheology, and in agricultural formulations to disperse active ingredients and chelate trace nutrients.
| Appearance | Brown powder |
|---|---|
| Moisture | Standard / Contact for COA |
| pH (10% solution) | Standard / Contact for COA |
| Water Insoluble | Standard / Contact for COA |
A: It is typically supplied as a free-flowing brown powder.
A: Yes, it is widely used as a dispersing and water-reducing agent in concrete to improve workability and reduce the water-cement ratio.
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