Sodium lignosulfonate is first generation concrete admixture.
It is made of wood pulp, a anionic surfactant. Has retarding effect and water reducing effect.
Sodium lingosulfonate is yellow brown powder, can be combined into early strength agent, retarder, antifreeze, pumping agent, combined with naphthalene superplasticizer to liquid admixtures has no precipitate formed.
| Item | Sodium lignosulphonate |
| Appearance | Yellow Brown Powder |
| Dry matter % | 92 Min |
| Lignosulphonate % | 60 Min |
| Moisture % | 7 Max |
| Water-insouble matter % | 0.5 Max |
| Sulfate(as Na2SO4) % | 4 Max |
| PH Value | 7.5-10.5 |
| Content of Ca and MG % | 0.4 Max |
| Total reducing matter % | 4 Max |
| Content of Fe % | 0.1 Max |
| Packing | Net 25kg PP bag: or 550kg Jumbo bag |
China
