Optical brightening agent ER330(199 liquid agent)

Chemical Name 1,4-BIS(2-CYANO STYRYL)BENZENEThe same name Fluorescent Brightener ER(330%) ,2,2-(1,4-phenylenedi-2,1-ethenediyl)bis-benzonitril,Fluorescent Brightener ER,FLUORESCENT BLEACHES ER, Fluorescent Brightener ER-I,CAS NO. 13001-39-3C.I.NO. 199Appearance Light yellow liquidIonicity NonionicActive content 20%PH value 6-7Application Mainly used for polyester and polyester-cotton, polyester linen, polyester wool blended fabric such as whitening, in particular, apply to pad or hot dip processPackingPacking in 25kgplastic drum or according to the requirement of the customers USAGE 1Pad-thermos fixing process Rate of use: 1-3g/L (should be adjusted according to the sample testing),Procedure: pad(two dips and two squeezes, residual liquor content 70%)→dry(100) →cure(180-200, 30-20s) Attention: (1) the goods must be rinsed thoroughly after pretreatment to ensure the PH below 8 (2) the PH of the pad liquor should be adjusted to 4-5 with acetic acid USAGE 2HighTemperature exhausting processRate of use: 0.2-0.3 % (o.w.f.) Bath ratio 1:10-30 Treating temperature: 120-130 Treating time: 30-60min PH: 5-10(5-7 is specially recommended)