Specification Appearance: Slight yellow slurry Fluorescent color: Similar to the standard sample Whitening strength: 100¡¨¤3( compared with standard sample) Ph value 6.0~8.0 Ionic character Nonionic Er-330 0.1~0.25% (o.W.F) liquor ratio 1:10~30 Treating temperature 120~130¡æ treating time 30~60min Ph 5~11(5~7 is specially recommended) Use: Mainly used in whitening of polyester fabric and its blends with strong fluorescence, whitening performance, good fastness to light, wash and excellent fastness to sublimatiom. Package: It is packed in 50kgs plastic barrel . It is packed in 50kgs plastic barrel .