Definition of hazardous chemicals: Hazardous chemicals refer to chemicals with explosive, inflammable, toxic, gaseous, infectious, corrosive, radioactive and other dangerous properties, which are likely to cause human casualties, property damage or environmental pollution and require special protection during transportation, storage, production, operation, use and disposal. Characteristics of hazardous chemicals

1. Explosive, flammable, toxic, corrosive, radioactive and other properties;

2. The process of production, transportation, use, storage and recovery is liable to cause casualties and property damage;

3. Need special protection.

Dangerous chemical agents generally have varying degrees of harm to human body, reproduction, use and waste disposal arrangement is not reasonable easy to cause casualties, property losses, environmental pollution and other very serious consequences.

It is very important to strengthen the safety management and standard use of hazardous chemicals.

1. Laboratory hazardous chemicals should be purchased from formal and legal operating units.

2. Laboratory personnel need to have a detailed understanding of chemical safety technical instructions.

3. The packaging of dangerous goods shall be affixed with the prescribed chemical safety label, and the laboratory must have obvious safety labels.

4. The distribution and recovery of dangerous goods shall be responsible for special personnel, and the specifications and quantities of receiving and returning shall be recorded in detail.

5. The samples shall be stored in the special sample cabinet or sample room that meet the requirements of the submitting party.