... 101, polymeric surfactant, etc.Question 2, Could you show me the basic data of your colorants? Question 3, Which areas are they applied to ... corrosion by microbe.5) Non-toxic, not harm to human body, no glycol, and environment- friendly ... VOC.Question 5, Which attentions we need to take before and after use them?1) ... 6, How about the prices of them?Please mail or call me for detail. pigment red 101 iron ...