Nitric Acid 70 Percent Electronic/Cleanroom Grade size:2.2 LT 00% FERROUS IRON (Fe [d)

00% FERROUS IRON (Fe [d) 0

0 LEAD 2 mg/kg LOSS ON DRYING 0

10% HEAVY METALS 30 ug/g ORGANIC IMPURITIES To pass test To pass test IDENTIFICATION To pass test To pass test RESIDUAL SOLVENTS To pass test To pass test

00% IRON 0

Test Specification Min Max ACTIVITY (KUNITZ

Nitric Acid 70 Percent Electronic/Cleanroom Grade size:2.2 LT 00% FERROUS IRON (Fe [d)Test Specification Min Max ASSAY 68. 0 70. 0 % 68. 0 70. 0 % COLOR (APHA) 10 CHLORIDE (Cl) 80 ppb PHOSPHATE (PO[@4@]) 200 ppb SULFATES (SO[@4@]) 500 ppb ARSENIC 5 ppb ANTIMONY (Sb) 5 ppb ALUMINUM 200 ppb BORON (B) 100 ppb CALCIUM (Ca) 200 ppb CHROMIUM (Cr) 100 ppb COPPER (Cu) 50 ppb GOLD (Au) 300 ppb IRON (Fe) 200 ppb LEAD (Pb) 100 ppb MAGNESIUM (Mg) 300 ppb MANGANESE (Mn) 200 ppb NICKEL (Ni) 50 ppb POTASSIUM (K) 300 ppb SODIUM (Na) 300 ppb TIN (Sn)