Research Article

The Influence of Aggregate Size and Binder Material on the Properties of Pervious Concrete

Table 3

Chemical composition of sodium silicate.

ItemSodium silicate

Test itemTest result

Insoluble residue Max. 0.01%
Silicon dioxide (%)37.0%
Sodium oxide (%)17.7%
Mole ratio2.16
Iron (Fe)Max. 0.02%