|
Appearance
|
A clear colorless liquid****
|
|
Assay
|
69 - 70.0%
|
|
Colour scale
|
Max 10 APHA
|
|
Weight/ mL at 20°C
|
1.41 - 1.42 g
|
|
Residue on ignition
|
Max 0.0005%
|
|
Chloride (Cl) %
|
Max 0.00005
|
|
Phosphate and silicate (as SiO2)
|
Max 0.0001%
|
|
Sulphate (SO4) %
|
Max 0.0001
|
|
Arsenic (As) %
|
Max 0.000001
|
|
Copper (Cu) %
|
Max 0.00001
|
|
Iron (Fe) %
|
Max 0.00002
|
|
Heavy metal (Pb) %
|
Max 0.00002
|
|
Manganese (Mn) %
|
Max 0.00004
|
|
-
|
***May darken during storage as a result of photochemical reactions.
|