Product name: Fuming sulfuric acid
Molecular formula: H2SO4 SO3
Molecular weight: 178.14
Product standard: GB/T534-2014
Product use: It is used as sulfonating agent, and is also widely used in the manufacture of dyes, explosives, nitrocellulose and medicines.
Restricted use: No information available.
Physical and chemical properties:
Melting point (°C): -11
Boiling point (°C): 166.6
Relative density (water=1): 1.92
Solubility: Miscible with water.
Storage: Safe storage conditions: Store in a cool, ventilated warehouse. Keep container tightly closed. Keep away from fire, heat sources, flammable and combustible materials. It should be stored separately from alkalis, flammable or combustible substances, water, strong reducing agents, calcium carbide, perchlorate, fulminate, nitrate, picrate, metal powder, etc., and should not be stored together.
Storage technical measures: The storage area should be equipped with corresponding types and quantities of fire-fighting equipment, leakage emergency treatment equipment and suitable containment materials.
Incompatible substances: alkalis, flammable or combustible substances, water, strong reducing agents, calcium carbide, perchlorate, fulminate, nitrate, picrate, metal powder, etc.
Packing materials: ordinary wooden box or half-grid wooden box outside acid-resistant altar or ceramic bottle; ordinary wooden box outside frosted glass bottle or screw-top glass bottle.
Transportation: When transporting by rail, it should be assembled in strict accordance with the dangerous goods assembly table in the "Rules for the Transport of Dangerous Goods" issued by the Ministry of Railways. The packaging should be complete and the loading should be secure at the time of shipment. During transportation, it is necessary to ensure that the container does not leak, collapse, fall or be damaged. It is strictly forbidden to mix and transport with combustibles or combustibles, alkalis, reducing agents, active metal powders, food chemicals, etc. The transport vehicle should be equipped with leakage emergency treatment equipment during transportation. During transportation, it should be protected from sun exposure, rain and high temperature. When transporting by road, follow the prescribed route and do not stay in residential areas and densely populated areas.