Dear All, According to the holiday arrangements for 2021 announced by the General Office of the State Council, combined with the actual situation of TNJ company, the specific arrangements for the May Day holiday of our company are hereby notified as ... More>>

3-aminopropyldimethylamine, CAS Number 109-55-7, also called other name N,N-Dimethyl-1,3-propanediamine or short for DMAPA, is often used in organic synthesis as epoxy curing agent. Now we would like to talke about how to produce DMAPA. This article ... More>>

On the afternoon of April 13th, Du Juan, Deputy Director of the Shushan District Bureau of Commerce, and Feng Jiwei, Section Chief of the Foreign Trade and Economic Cooperation Section, visited our company to carry out the "Four Get One Service" work... More>>

In 2020, in the face of the severe COVID-19 epidemic and the downward pressure on the domestic and foreign economies, TNJ Chemical withstood the pressure, and sales of Succinic Acid CAS 110-15-6 and succinic anhydride CAS 108-30-5 products incre... More>>

Wintergreen oil is one of the natural fragrances. Its main component is methyl salicylate （CAS No.: 119-36-8）, which can be obtained by esterification of salicylic acid (ortho-hydroxybenzoic acid) and methanol as raw materials under the catalysis of ... More>>

1. What is the difference between Medical grade Propylene glycol PG and industrial grade Propylene glycol PG? - Medical propylene glycol USP grade and industrial propylene glycol are used for different purposes, so the control of impurities cont... More>>