Specification：Factor Standard (HG/T5534-2019)
Appearance: White or light brown flakes or particles; colorless or light brown liquid;
Diphenylamine, w/% ≧ 99.6
low-boiling component, w/% ≦ 0.3
high-boiling component, w/% ≦ 0.3
Aniline, w/% ≦ 0.1
freezing point /℃ ≧ 52.5
water content, w/% ≦ 0.2
Alcohol insoluble solid, w/% ≦ 0.05
Water extract reaction:Neutral

Application：Mainly used in the synthesis of polymer inhibitors (such as phenothiazine), alkyl diphenylamine or lubricating oil antioxidant, as well as rubber antioxidant, dye, medicine, pesticide intermediates, can also be used for gunpowder stabilizer.
Storage：Sealed storage in cool, dry, well ventilated, avoid direct sunlight and rain.
Package：25kg paper-plastic complex bag with black plastic lining;Galvanized iron drum;ISO tank or tank truck;