1-Pyrenecarboxaldehyde, a high-purity pyrene derivative with strong fluorescence, used as a fluorescent probe and as a building block for OLED/fluorescent materials.
p-Toluenesulfonic acid monohydrate (p-TSA·H₂O), a strong, inexpensive and easy-to-handle organic sulfonic acid used as a catalyst in organic synthesis and electronic-grade processes.
