NITRIC ACID
min. 65 %, puriss. p.a., Reag. ISO, Reag. Ph. Eur. for determination with dithizone
Parameter Specification Units Result Units
assay 65.0-67.0 % 65.5 %
density (D 20/4) 1.390-1.410 1.390 - 1.410
residue on ignition (SO4) max. 0.0005 % <0.0002 %
silver (Ag) max. 0.000001 % <0.000001 %
arsenic (As) max. 0.000001 % <0.000001 %
aluminium (Al) max. 0.000005 % <0.000005 %
barium (Ba) max. 0.000001 % <0.000001 %
beryllium (Be) max. 0.000001 % <0.000001 %
bismuth (Bi) max. 0.00001 % <0.00001 %
calcium (Ca) max. 0.00001 % <0.00001 %
cadmium (Cd) max. 0.000001 % <0.000001 %
cobalt (Co) max. 0.000001 % <0.000001 %
chromium (Cr) max. 0.000002 % <0.000002 %
copper (Cu) max. 0.000001 % <0.000001 %
iron (Fe) max. 0.00001 % <0.00001 %
germanium (Ge) max. 0.000005 % <0.000005 %
mercury (Hg) max. 0.000001 % <0.000001 %
potassium (K) max. 0.000005 % <0.000005 %
lithium (Li) max. 0.000001 % <0.000001 %
magnesium (Mg) max. 0.00001 % <0.00001 %
manganese (Mn) max. 0.000001 % <0.000001 %
molybdenum (Mo) max. 0.000002 % <0.000002 %
sodium (Na) max. 0.00005 % <0.00005 %
nickel (Ni) max. 0.000002 % <0.000002 %
lead (Pb) max. 0.000001 % <0.000001 %
strontium (Sr) max. 0.000001 % <0.000001 %
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