Min. Order Reference FOB Price
25 kg Negotiable
Product Description
Product Name:vat blue 4 CI NO. vat blue 4 CAS NO. 81-77-6 Chemical Family:Aminoketone series Molecular Formula: C28H14N2O4 Molecular Weight: 270.28 Relatived Foreign Brand: 6,15-dihydroanthrazine-5,9,14,18-tetrone Shade: Yellowish green powder Vat blue 4 Physical Properties and fastness, ...