Nature: Colourless to yellowish sticky liquid. Melting point -21,boiling point73~74(1mmHg),flash point 100.Relative density 1.0620,refractive index(n20D)1.5510.Dissolve in water at any proportion.dissolve in organic solvents such as alcohol,chloroform and etc.

Handling and storage:Keep away from sources of ignition , heat, light and incompatible substances such as strong oxidizer, acid and etc. Put it in airtight container and store in a cool, dry and well-ventilated place. Store and transport under the rule of flammable chemicals or corrosive. Shelf-life is one year.

Nature: Yellowish liquid.Boiling point 197(760mmHg),82~85(12mmHg),relative density (20/4)1.0490,flash point 90. Refractive index(n20D)1.542~1.546.Dissolve in water at any proportion,dissolve in organic solvents such as alcohol,chloroform and etc.

Handling and storage:Keep away from sources of ignition , heat, light and incompatible substances such as strong oxidizer, acid and etc. Put it in airtight container and store in a cool, dry and well-ventilated place. Store and transport under the rule of flammable chemicals or corrosive. Shelf-life is one year.

Application: It is used for synthesising medicines, perfumes and electronic chemicals and so on.

Handling and storage: Store in an area(below 10) where taken shelter from light and separated from air, under a nitrogen blanket.Keep away from sources of ignition, acids, oxidizer. Store and transport under the rule of flammable chemicals.Shelf-life is six months.

Application:It is used in pharmic and perticide synthesis, and is assistant raw material of papermaking industry, textile industry and leather industry, and is also used in synthesis of epoxy resin solidifying agent.

Handling and storage:Store in a cool,dry,well-ventilated place. prevent from moisture and sunlight.Keep away from sources of ignition, oxidizer, acid. Store and transport under the rule of flammable chemicals. Shelf-life is two year.