Phenol, Isooctanol, Triethylene Glycol manufacturer / supplier in China, offering Hot Paraformaldehyde 30525-89-4 for Paper Making Synthetic Resin, Export From China Paraformaldehyde/Polyoxymethylene with 30525-89-4, Chinese Manufacturers 99% Paraformaldehyde CAS: 30525-89-4 and so on.