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Appearance
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Clear colorless viscous liquid
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|
Residue on ignition
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Max 0.1%
|
|
Solubility (5 M in water; 20°C)
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Complete, colorless
|
|
pH (5 M solution in water; 25°C)
|
5.5 - 8.0
|
|
Density (at 25°C)
|
About 1.262 g/ml
|
|
Refractive index (20°C; 589 nm)
|
~1.474
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|
Ammonium (NH4)
|
Max 0.0005%
|
|
Chloride (Cl)
|
Max 0.0001%
|
|
Cobalt (Co)
|
Max 0.0001%
|
|
Sodium (Na)
|
Max 0.002%
|
|
Sulphate (SO4)
|
Max 0.001%
|
|
Chromium (Cr)
|
Max 0.0001%
|
|
Nickel (Ni)
|
Max 0.0001%
|
|
Silver (Ag)
|
Max 0.0005%
|
|
Copper (Cu)
|
Max 0.0001%
|
|
Lead (Pb)
|
Max 0.0001%
|
|
Aluminium (Al)
|
Max 0.0001%
|
|
Iron (Fe)
|
Max 0.0001%
|
|
Strontium (Sr)
|
Max 0.0001%
|
|
Arsenic (As)
|
Max 0.00001%
|
|
Potassium (K)
|
Max 0.002%
|
|
Titanium (Ti)
|
Max 0.0005%
|
|
Barium (Ba)
|
Max 0.0001%
|
|
Lithium (Li)
|
Max 0.0001%
|
|
Zinc (Zn)
|
Max 0.0001%
|
|
Bismuth (Bi)
|
Max 0.0001%
|
|
Magnesium (Mg)
|
Max 0.0001%
|
|
Calcium (Ca)
|
Max 0.0005%
|
|
Manganese (Mn)
|
Max 0.0001%
|
|
Cadmium (Cd)
|
Max 0.0001%
|
|
Molybdenum (Mo)
|
Max 0.0001%
|
|
Absorption 5M in H2O
|
|
|
at 260 nm
|
Max 0.05
|
|
at 280 nm
|
Max 0.04
|
|
Insoluble matter
|
Passes filter test
|
|
DNases (exo and endonucleases)
|
None detected
|
|
RNases
|
None detected
|
|
Phosphatase
|
None detected
|
|
Proteases
|
None detected
|