High purity inorganic chemicals for the pharmaceutical, aerospace, R&D, and electronic industries.

  Barker Reinvents the Possible

Sulfuric Acid, Reagent A.C.S.

Appearance: Free from suspended or insoluble matter
Assay: 95.0-98.0%
Color (APHA): 10
Residue after ignition: 5 ppm
Chloride (Cl): 0.2 ppm
Nitrate (NO3): 0.5 ppm
Ammonium (NH4): 2 ppm
Substances reducing permanganate (as SO2):   2 ppm
Arsenic (As): 0.01 ppm
Heavy metals (as Pb): 1 ppm
Iron (Fe): 0.2 ppm
Mercury (Hg): 5 ppb