Spectrum Chemical manufactures and distributes fine chemicals with quality you can count on including those with CAS number 3671-99-6, Whether you call it Glucose-6-phosphate Disodium Salt, D(+)-Glucopyranose-6-phosphate Disodium Salt or Robison Ester Disodium Salt you can be assured the Glucose-6-phosphate Disodium Salt products offered by Spectrum, meet or exceed the grade requirements or specifications for each individual product.