Identification
| Product series | |
|---|---|
| INCI name | Calcium Polynaphthalenesulfonate |
| Chemical description | Calcium salt of high-molecular condensate of naphthalenesulfonic acid with formaldehyde, with reduced content of formaldehyde |
| Chemical composition | |
| CAS | 37293-74-6 |
| EC | |
| EC name | Naphthalenesulfonic acid, polymer with formaldehyde, calcium salt |
Spolostan 7L CaS FF is a higly efficient superplasticizing (fluidizing) admixture of gypsum slurry in the production of gypsum boards.
Physical and chemical properties
density at 20°C, g/cm3, c.
1.18
pH, 3% aqueous solution
7,5 - 9,5
dry matter, % wt.
40 ± 2
chlorides (Cl-), % wt., max.
0.05
formaldehyd, ppm, max.
10
amide content, % wt.
10
appearance at 20°C
dark brown viscous liquid
