It is obtained by diazotization, tri-nitridation (condensation) and hydrolysis of p-nitroaniline.
Used in the manufacture of metal complex dyes and reactive blacks.
Operators should be specially trained to strictly follow the operating procedures.
Handling should be carried out in a location with local or full ventilation.
Avoid eye and skin contact and avoid inhaling steam.
See Section 8 for personal protection measures.
Keep away from fire, heat, and smoking in the workplace.
Use explosion-proof ventilation systems and equipment.
For canning, the flow rate should be controlled and grounded to prevent static buildup.
Avoid contact with incompatible materials such as oxidizing agents (see Section 10 for incompatible materials).
Lightly load and unload during handling to prevent damage to packaging and containers.
Empty containers may be harmful residues.
Wash hands after use and prohibit eating in the workplace.
Equipped with the corresponding variety and quantity of fire-fighting equipment and leakage emergency treatment equipment.
Storage notes:
Store in a cool, ventilated warehouse.
The temperature should not exceed 37 °C.
It should be stored separately from oxidants and food chemicals, and should not be mixed (see Section 10 for incompatible materials).
Keep the container sealed.
Keep away from fire and heat.
Lightning protection equipment must be installed in the warehouse.
The exhaust system should be provided with a grounding device that removes static electricity.
Explosion-proof lighting and ventilation settings.
It is forbidden to use equipment and tools that are prone to sparks.
The storage area should be equipped with leakage emergency treatment equipment and suitable containment materials.