SDC Phenolic Yellowing Impregnated Test Papers, size:100x75mm,50 pcs/pack;

SDC Phenolic Yellowing Control Fabrics, size:100x30mm, 25 pcs/pack;

SDC Phenolic Yellowing BHT-free Polythene Film, size:400x200mm,100 pcs/pack;

Phenolic Yellowing Glass Plate, size:100x40x3mm,10pcs/pack.