... , nitro paint, varnish, rubber, leatheroid, drug, plastic, coating and flavor, or used as extractant and dehydrant. Quality index: ItemIndexAnalytic methodEster % ≥99.5GB ... .2Chroma (Pt-Co)≤10GB 3143Packing: metal pail, net wt 180kg, or tank car according to your demands. Isobutyl acetate/110-19 ...