Industrial Wastes in Soil Improvement

Table 3

pH test results.

Material/Mix	pH value
Soil-4%RHA-4%FA-2%L	11.63
Soil-4%RHA-4%FA-4%L	12.42
Soil-4%RHA-4%FA-6%L	12.68
Soil-4%RHA-4%FA-8%L	12.70