Diphenylamine for medicine

Diphenylamine for medicine, white to light gray crystals. It has the smell of flowers and aniline and needs to be kept away from light. Insoluble in water, soluble in carbon disulfide, benzene, ethanol, ether, etc. It can form salts with strong acids. When encountering diphenylamine (boiling water bath), DNA turns blue. Diphenylamine can be used as a reagent for DNA identification. This method can identify nitrates.

Diphenylamine is mainly used as antioxidant for synthetic rubber, fuel and pharmaceutical intermediates, antioxidant for lubricating oil and stabilizer for gunpowder. Determination of nitrate, chlorate and other oxidizing substances. Catalytic determination of iridium. Spectrophotometric determination of nitrate. Redox index. Haploid propagation medium. Make dyes. It is a stabilizer for nitrocellulose, explosives and collodion. In addition, it is reported that fruit wrappers treated with diphenylamine can extend the shelf life of fruits. From the perspective of market distribution, the export market is greater than domestic demand. It is packed in a sack lined with a plastic bag. During storage, it should be sealed and stored, avoid direct sunlight, and pay attention to fire and heat. It should be stored and transported in accordance with the regulations for flammable, explosive and toxic substances.