National standard for para-ester

P-(β-hydroxyethyl sulfone sulfate) aniline (para-ester) (GB/T 2 1895-20 15) and P-(β-sulfoethyl sulfonyl) aniline (para-ester) were published in 20 15. Replace GB/T 2 1895-2008.

Governor: China Petroleum and Chemical Industry Federation.

Technical Committee: National Dyestuff Standardization Technical Committee

Drafting Committee: Chu Yuan High-tech Group Co., Ltd., Taixing Jin Hui Chemical Co., Ltd., Shenyang Chemical Research Institute Co., Ltd. and National Dyestuff Quality Supervision and Inspection Center.