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

  Barker Reinvents the Possible

Ammonium Citrate Dibasic, Reagent A.C.S.

Assay: 98.0-103.0% (NH4)2HC6H5O7
MAXIMUM ALLOWABLE  
Insoluble matter: 0.005%
Residue after ignition: 0.01%
Chloride (Cl): 0.001%
Heavy metals (as Pb): 5 ppm
Iron (Fe): 0.001%
Oxalate (C2O4): Passes test
Phosphate (PO4): 5 ppm
Sulfur compounds (as SO4): 0.005%