Spectrum Chemical carries Carotene, a terpenoid hydrocarbon with several isomers, among its chemical inventory. Also referred to as B,B-Carotene or Provitamin A, it is considered a photosynthetic pigment crucial for photosynthesis. Available in multiple forms, such as crystalline and powder, in the case of Carotene, Spectrum chemicals are also offered in bulk quantities and in custom or white label packages. Spectrum is renowned not only for the quality of our chemicals, but our commitment to service and the success of our customers.