| Items | Specification | 
| Appearance | Deep yellow or brown powder | 
| Moisture (%) | ≤ 8 | 
| Fineness (0.315mm remains) (%) | < 15 | 
| PH value of 10g/L aqueous solution | 8–10 | 
| Chloride Content (%) | < 0.1 | 
| Sodium sulphate (%) | ≤ 4.0 | 
| Total alkali content (%) (Na2O plus 0.658K2O) | ≤ 4 | 
| Fluidity of cement paste (mm) | > 220 | 
We are a professional naphthalene sulfonate formaldehyde condensate concrete admixture manufacturer and supplier, based in China. We provide a vast range of products, including polycarboxylate superplasticizer concrete admixture, concrete repair mortar, concrete mold release agents, concrete crack repair adhesive, among others.

