... 1.Eco-friendly 2.Quality is certified by SGS 3.High quality at a low price 4.Free sample for testing screen printing jean ink Physical ... not plug Net,ease operation.6.Free heavy metals, Azo, PVC, formaldehyde, and so on. The detection of phosphorus are in ... suggestion1.This product is for knitted fabrics, cotton, Nylon Lycra cloth, rubber and cloth of high-grade printing and production, so must ...