... 2, Could you show me the basic data of your colorants? Question 3, Which areas are they ... Question 4, What the characters of the SM Series colorants?1) Colorants made of high quality pigments, can meet ... ) colorant has high tinting strength and excellent resistance of light, weather, acid alkali and etc.PS: ... and stored properly.Question 6, How about the prices of them?Please mail or call me for detail. ...