Spectrum Chemical manufactures and distributes fine chemicals with quality you can count on including those with CAS number 7722-76-1, Whether you call it Ammonium Phosphate Monobasic, Ammonium Dihydrogen Phosphate or Monoammonium Phosphate you can be assured the Ammonium Phosphate Monobasic products offered by Spectrum, meet or exceed the grade requirements or specifications for each individual product.