[Chemical Knowledge]：Specification for storage and transportation of trimellitic anhydride

Trimellitic anhydride (TMA) is a common chemical raw material. Due to its special chemical properties, it is necessary to strictly comply with relevant safety regulations during storage and transportation. This article will detail the safety storage and transportation specifications of trimellitic anhydride.

1. the properties of trimellitic anhydride

trimellitic anhydride is a white crystalline powder with a high melting point and boiling point, insoluble in water, but soluble in some organic solvents. Trimellitic anhydride is highly corrosive and can react with water, alcohol, alkali and other substances to generate a large amount of heat and gas, so special attention is required during use, storage and transportation.

2. trimellitic anhydride safety storage specification

1. The storage place should be dry, ventilated, moisture-proof, and avoid direct sunlight.

trimellitic anhydride should be stored in a dry, ventilated, moisture-proof warehouse, avoid direct sunlight. The appropriate temperature and humidity should be maintained in the warehouse to avoid trimellitic anhydride moisture absorption and moisture, affecting its quality and use effect.

2. The storage container shall be well sealed to prevent leakage.

trimellitic anhydride should be stored in a well-sealed container to avoid contact with air, water and other substances to prevent leakage and pollution. Storage containers should be inspected and maintained regularly to ensure that they are intact.

3. The storage area shall be provided with obvious safety signs and fire prevention measures.

trimellitic anhydride is a flammable substance, obvious safety signs and fire prevention measures should be set up in the storage area, such as fire extinguishers, fire blankets and other fire-fighting equipment to ensure storage safety.

3. trimellitic anhydride transportation specifications

1. Before transportation, check whether the packaging is intact to prevent leakage.

trimellitic anhydride should check whether the packaging is intact before transportation to ensure that the container is well sealed to prevent leakage and contamination. At the same time, check whether the transport vehicle meets the relevant requirements to ensure safety during transportation.

2. During transportation, it should be kept stable and avoid violent vibration and collision.

trimellitic anhydride should be kept stable during transportation to avoid violent vibration and collision to prevent packaging damage and material leakage. At the same time, transportation in harsh environments such as high temperature and high humidity should be avoided to ensure the quality and safety of the material.

3. Relevant laws, regulations and standards shall be observed during transportation. The transportation of

trimellitic anhydride should comply with relevant laws, regulations and standards, such as "Regulations on the Safety Management of Hazardous Chemicals", "Regulations on the Management of Road Dangerous Goods Transportation", etc. Relevant safety operation procedures and standard requirements shall be followed during transportation to ensure the safety and traceability of substances.

4. trimellitic anhydride safe use specification

1. before use should understand the nature of trimellitic anhydride and safe operation procedures.

in the use of trimellitic anhydride, should understand its nature and safety procedures, master the correct use of methods and safety measures. At the same time, the necessary safety training and assessment should be carried out to ensure that the safety awareness and operation skills of the operators meet the relevant requirements.

2. Keep good ventilation during use and avoid inhalation and contact.

in the process of using trimellitic anhydride, should maintain good ventilation, avoid inhalation and contact with harmful substances. At the same time, personal protective equipment such as protective clothing and gloves should be worn to reduce the harm to the body.

3. After use should be cleaned and discarded.

should be cleaned and discarded after using trimellitic anhydride to avoid the harm of residual substances to the environment and personal safety. Waste materials shall be properly disposed in accordance with relevant environmental protection requirements to avoid waste and pollution of the environment and resources.

In short, trimellitic anhydride, as a common raw material for chemical production, needs to strictly abide by relevant safety regulations and requirements during use to ensure the quality and safety of the material. At the same time, safety management and training should be strengthened to improve the safety awareness and operational skills of operators to ensure the safe and smooth progress of chemical production.