Description

Nature: This product is dark-blue uniform powdery or granular. It cannot be dissolved in water and common organic solvents such as ethanol and aether, but can be dissolved in hot aniline and melt phthalic anhydride. It has very good sunburn endurance and application performance. Appearance: Dark-blue uniform powder or granule Use: Reducing indigo to be dyestuff, which can be mainly used in dyeing cotton fabric, and otherwise can be made to 5.5'*7.7'- tetrabromo indigo, and then be used in biochemical and indicators, etc. original powder
Content *4.0%min; particbesize(*0mesh) *6.0%min; Moisture 1.0%max; Fe 3 **0PPM max pelleting
Content *4.0%min; Moisture 1.0%max; Fe 3 **0PPM max promoter
Content *3.0%min; moisture 0.8%max;Fe 3 **0PPM max If you want to acquaint with more details, please don't hesitate to contact us, we will try our best to work for you.