Purchase Qty. Reference FOB Price
100-199 kg US$2.20
200-299 kg US$2.10
300+ kg US$2.00
Product Description
Chemical FOR Thermal paper coating 1. Colorless dye, accounting for several percent. There are many varieties of this dye, and the most commonly used is fluorane compound. Such as: 3-diethylamino-7-o-chlorobenzene fluorane, etc. 2. Chromogenic agent, accounting for less than 20%, commonly used ...