04 Feb, 2017

Guangxi Provincial Bureau of Quality and Technical Supervision have inspected 116 batches of gum rosin and gum turpentine from 62 companies. The report indicates that 114 batches are qualified and only 2 batches are unqualified. 

According to the implementing regulations of inspection of gum rosin and gum turpentine, the acid value of gum turpentine limit is ≤1.0 mg/g. The acid value of sample from Lingshan Longzhou Rosin Entreprise and Guigang Chaoliu Rosin Ltd. is 2.2mg/g and 1.4mg/g.