Spectrum Chemical manufactures and distributes fine chemicals with quality you can count on including those with CAS number 9000-40-2, Whether you call it Locust (Carob) Bean Gum, Ceratonia Siliqua Gum or Carob Bean Gum you can be assured the Locust (Carob) Bean Gum products offered by Spectrum, meet or exceed the grade requirements or specifications for each individual product.