SEMI grade Hydrofluoric Acid is a highly corrosive and poisonous material. Columbus Chemical Industries is experienced in handling high purity hydrofluoric acid safely while maintaining material quality. Our custom packaging and blending services help our customers reduce handling and exposure risks for applications involving HF. A major component of many chemical etchants, Hydrofluoric Acid SEMI Grade specification is designed to meet the standards set forth by the industry association SEMI for electronic grade hydrofluoric acid used in the semiconductor and electronics manufacturing industry.
ITEM SPECIFICATIONS
"Appearance : Clear, colorless liquid"
Manufacturer's Lot Number : Report
Assay (HF) : 48.85 - 49.20%
Color (APHA) : 6 max.
"Chloride (Cl) : 1,000.0 ppb max."
"Nitrate (NO3) : 1,000.0 ppb max."
Phosphate (PO4) : 400.0 ppb max.
Sulfates (SO4) : 500.0 ppb max.
Aluminum (Al) : 10.0 ppb max
Antimony (Sb) : Record Actual
Arsenic (As) : Record Actual
Arsenic (As) & Antimony (Sb) : 10.0 ppb max.
Barium (Ba) : 5.0 ppb max.
Beryllium (Be) : 5.0 ppb max.
Bismuth (Bi) : 5.0 ppb max.
Boron (B) : 10.0 ppb max.
Cadmium (Cd) : 10.0 ppb max.
Calcium (Ca) : 10.0 ppb max.
Chromium (Cr) : 10.0 ppb max.
Cobalt (Co) : 10.0 ppb max.
Copper (Cu) : 10.0 ppb max.
Gallium (Ga) : 10.0 ppb max.
Germanium (Ge) : 10.0 ppb max.
Gold (Au) : 5.0 ppb max.
Iron (Fe) : 10.0 ppb max.
Lead (Pb) : 10.0 ppb max.
Lithium (Li) : 5.0 ppb max.
Magnesium (Mg) : 10.0 ppb max.
Manganese (Mn) : 10.0 ppb max.
Molybdenum (Mo) : 10.0 ppb max.
Nickel (Ni) : 10.0 ppb max.
Niobium (Nb) : Record Actual
Potassium (K) : 10.0 ppb max.
Silver (Ag) : 5.0 ppb max.
Sodium (Na) : 10.0 ppb max.
Strontium (Sr) : 10.0 ppb max.
Tantalum (Ta) : 10.0 ppb max.
Thallium (Tl) : 10.0 ppb max.
Tin (Sn) : 10.0 ppb max.
Titanium (Ti) : 10.0 ppb max.
Vanadium (V) : 10.0 ppb max.
Zinc (Zn) : 10.0 ppb max.
Zirconium (Zr) : 10.0 ppb max.
Fluosilicic acid (H2SiF6) : 50.0 ppm max.
Particles (>1.0 microns for bottled material) : 25 particles/mL max.
Manufacture Date : Record Actual
Expiration Date : Record Actual