Qualification


A hydrogenated triphenylbenzene production device using thermal circulation

A hydrogenated triphenylbenzene production device using thermal circulation

A device for extracting biphenylether by heating and negative pressure distillation using a heat carrier

A device for extracting biphenylether by heating and negative pressure distillation using a heat carrier

A high-pressure separator using a hydrogenation device of triphenylbenzene

A high-pressure separator using a hydrogenation device of triphenylbenzene

A device for continuous distillation and purification of biphenyls

A device for continuous distillation and purification of biphenyls

A heat transfer device for the production of biphenyls

A heat transfer device for the production of biphenyls

A device to improve the hydrogen utilization rate of a hydrogenation device

A device to improve the hydrogen utilization rate of a hydrogenation device

Trihydroxylaminomethane crystallization drying device

Trihydroxylaminomethane crystallization drying device

Sulfur trioxide gas distribution and stirring device

Sulfur trioxide gas distribution and stirring device

A double-layer biphenylated hot box

A double-layer biphenylated hot box

Chemical raw material mixer

Chemical raw material mixer

A preparation method for catalytic hydrogenation of saturated cashew phenol

A preparation method for catalytic hydrogenation of saturated cashew phenol

A production method of high-purity bisphenol S

A production method of high-purity bisphenol S

A preparation method for high-temperature synthetic thermal oil

A preparation method for high-temperature synthetic thermal oil

A preparation method of biphenylether

A preparation method of biphenylether

Preparation method of trihydroxymethylaminomethane

Preparation method of trihydroxymethylaminomethane

A synthesis method of biphenyls, pharmaceutical intermediates

A synthesis method of biphenyls, pharmaceutical intermediates

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