|
Appearance
|
Clear colorless liquid
|
|
Colour scale
|
Max 10 APHA
|
|
Residue on evaporation
|
Max 0.001%
|
|
UV absorbance
|
|
|
at 190 nm
|
Max 0.01
|
|
at 200 nm
|
Max 0.01
|
|
at 250 nm to 400 nm
|
Max 0.005
|
|
LC-MS Suitability:
|
|
|
ESI + mode (as Reserpine)
|
Max 50 ppb
|
|
ESI + mode (as 4-Nitrophenol)
|
Max 50 ppb
|
|
LC gradient suitability
|
Passes test
|
|
Metal impurities
|
|
|
Aluminium (Al)
|
Max 25 ppb
|
|
Barium (Ba)
|
Max 5 ppb
|
|
Cadmium (Cd)
|
Max 5 ppb
|
|
Calcium (Ca)
|
Max 25 ppb
|
|
Chromium (Cr)
|
Max 5 ppb
|
|
Cobalt (Co)
|
Max 5 ppb
|
|
Copper (Cu)
|
Max 5 ppb
|
|
Iron (Fe)
|
Max 5 ppb
|
|
Lead (Pb)
|
Max 5 ppb
|
|
Lithium (Li)
|
Max 5 ppb
|
|
Magnesium (Mg)
|
Max 25 ppb
|
|
Manganese (Mn)
|
Max 5 ppb
|
|
Nickel (Ni)
|
Max 5 ppb
|
|
Potassium (K)
|
Max 25 ppb
|
|
Silver (Ag)
|
Max 5 ppb
|
|
Sodium (Na)
|
Max 50 ppb
|
|
Tin (Sn)
|
Max 5 ppb
|
|
Zinc (Zn)
|
Max 5 ppb
|