Dhirajlal & co. Is the manufacturer and exporter of a wide spectrum of products such as cement colors, pigments, chemicals, building hardware, and many more which are used in construction applications. Dhirajlal & co. Provides synthetic oxide which are used for vivid coloring applications. Being a part of that synthetic red iron oxide are red in color. Synthetic red iron oxide are applicable in paints, lime colors, dry distemper, shoe polish, vinyl flooring and paper coating chalks.