Rock Salt Specifications

Chemical Specification

Property Unit Specification Typical Analysis
Soluble Chlorides %m/m NaCl >90.0 93.8
Soluble Sulphate %m/m CaSO4 >90.0 1.7
Insolubles %m/m <7.5 1.7
Moisture %m/m <4.0 1.1
Anti-caking agent mg/kg >30 63

Grading

Passing BS 410 Test Sieve Specification % m/m Typical Analysis
10 mm 100 100
6.3 mm %m/m CaSO4 >90.0
2.36 mm 30-80 56
0.3 mm <20 11

Grading

Delivered product has a bulk density of approximately 1200 kg/m3