Take a focused look at the specifications and what they mean in practice as we walk through Kunshan Haite Plastic Pigment Co., Ltd — from its head office to three specialized branches producing fluorescent tracer PTSA, intermediates, and pyrene raw materials. See how PTSA is manufactured, packaged, and applied in industrial circulating water systems, plastics, textiles, and highlighter inks, with a clear demonstration of its strong fluorescence detection down to 10 PPB.