Buy Color Changing Organic Photochromic Dye with UV/Sun Light Buyer and Importer

hellp i'm student from ThailandI want to ask you about Photochromic Dye1. how much? / 1 gram2.this Photochromic Dye can change with UV/Sun Light ?3.Have you more color ?4.can i mix with water ? because i have to dyeing with Fabric.If you can't find more Buying Leads related to your items, why not post your Selling Leads and Products instead?ve you more color ?4.can i mix with water ? because i have to dyeing with Fabric.If you can't find more Buying Leads related to your items, why not post your Selling Leads and Products instead? Show More