Pure Dried Vacuum Salt (PDV)

Chemical Specification

Property Unit Specification Typical Analysis
Appearance White Crystalline
Assay (dry basis) %m/m NaCl >= 99.9 >99.9
Surface Moisture %m/m H2O <=0.05 0.04
Insoluble matter mg/kg <50 <10
Alkalinity mg/kg Na2CO3 <150 80
Sulphate mg/kg Na2SO4 <500 216
E 535, Sodium
Hexacyanoferrate II
mg/kg Na4Fe(CN)6 <15 6.8
Total Iron mg/kg Fe <5 2.1
Total Calcium mg/kg Ca <20 5.2
Total Magnesium mg/kg Mg <5 0.19
Total Copper mg/kg Cu <0.2 0.05
Total Arsenic mg/kg As <0.2 <0.2
Total Lead mg/kg Pb <0.05 0.01
Total Cadmium mg/kg Cd <0.1 <0.01
Total Mercury mg/kg Hg <0.05 <0.03
Total Bromide mg/kg Br <120 98

Physical Characteristics

Typical Pouring Densite 1.25 -1.30 g/ml
Typical Sieve Analysis % Through Sieve
18 BS (850um) 99.9
30 BS (500um) 96.3
40 BS (355um) 61.4
60 BS (250um) 23.3
100 BS (150um) 3.4