... to introduce ourselves, we are the manufacturer to produce iron oxide pigment,our products can be indicated as follows: 1 ... iron oxides (red 110,120,130,190,101, yellow 313,920, black 330,318,722,green, brown etc) 2.micronized and granulate iron oxide pigments ... 3. organic pigments ( blue 15:3, blue 15:1,green 7 ...