Product Name: indigo blue (Granular)(W.P. wettabel powder)
CAS No.: 482-89-3
Appearance: Dark bule even powder
Moisture: 1.0 % max
Shade: to the similar standard of the factiry
content: 94 % min
Strength: 100
Particle size(-60 mesh) of Indigo powder: 95 % min
Fe3+: 300ppm max
Package:in 25kgs PP bag, 20kgs carton/iron drum