Chemical name: 2-Isopropylthioxanthone CAS No.: 5495-84-1 Molecular formula: C16H14OS Molecular weight: 254 Appearance: Slightly yellow crystalline powder Purity, %: ≥ 99 Melting point, °C: 71- 76 Volatility, %: ≤ 0.2 Color: ≤ 7 Photoinitiator ITX is a highly effective free radical type II photoinitiator, which uses for UV curing of corresponding resin and tertiary amine. The absorption peak is 258-382 nm. It is used in screen printing inks, varnishes, lithographic inks, flexo inks, electronic products, and wood coatings. It can also be used as a photosensitizer to enhance the curing properties of UV 907.