123 Carlton Gore Road
Newmarket
Auckland
TO:
PALMERSTON NORTH CITY COUNCIL
PRIVATE BAG 3010
HAMILTON
FOR THE ATTENTION OF MIKE MONAGHAN
15 November 2013
The below table outlines the latest analysis results obtained from composite sampling of Orica’s
hydrofluorosilicic acid for supply to New Zealand water treatment plants. The analysis was
completed by an independent laboratory.
Test
Units
Hydrofluorosilicic Acid
Hydrofluorosilicic
g/100g
18.19
acid
Total suspended
g/m3
<60
solids
Antimony
mg/kg
<0.09
Arsenic
mg/kg
1.1
Barium
mg/kg
0.24
Cadmium
mg/kg
0.04
Chromium
mg/kg
0.4
Copper
mg/kg
<0.3
Lead
mg/kg
<0.05
Manganese
mg/kg
0.8
Mercury
mg/kg
<0.05
Molybdenum
mg/kg
<0.09
Nickel
mg/kg
0.3
Selenium
mg/kg
<0.5