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Sodium Lignosulfonate

Construction / pellet

guaiacyl sulfonate · aromatic fragment

At a glance

CAS8061-51-6
HS / TARIC3804 00 00
REACHOn-file · natural polymer derivative
PACK FORMAT25 kg PP-woven bags · 1 MT big-bags

What it does

Sodium lignosulfonate — the first-generation natural plasticiser and dispersant. Lower performance than PCE but materially cheaper; used as a water-reducer, dispersant in concrete admixtures, and a binder in industrial applications.

Also known as

Sodium lignosulfonate · sodium lignosulphonate · lignosulfonate · lignosulfonic acid sodium salt · SLS · CAS 8061-51-6 · HS 3804 00 00

Typical applications

  • Concrete water-reducer (entry-grade admixtures)
  • Dispersant in dye, pesticide and ceramic systems
  • Binder in animal-feed pellets and dust suppression
  • Oil-well drilling fluid additive

Specification band

Solid content≥ 93%
Water-reducing rate8 – 10%
pH (10% aq.)7 – 9
Reducing matter≤ 7%
Calcium + Magnesium≤ 0.4%
Moisture≤ 7%

Industry-typical published bands. Producer-specific values on the COA issued per shipment.

Handling & packaging

  • Hygroscopic · store dry, sealed
  • Shelf life 12 months
  • Not classified as hazardous for transport

Documents on file per shipment

Per-batch COASDS in EU CLP formatTDS · construction / industrial grade

Serica execution notes

  • CN 3804 00 00 — confirmed per shipment with the customs broker.
  • Source verified for low sugar content where end-use is concrete (sugars are set-retarders).
  • Delivered pricing quoted to your plant; Incoterm and contracting structure confirmed per quotation.

Send us what you use today; we return a specification match and an indicative net delivered cost.

Prices are quoted as a net delivered cost to your plant. MOQs, lead-times and producer identities are confirmed per buyer.

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