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Product name FBA 199; OBA 199, Fluorescent Brightener PS-1(ER330); Optical Brightener Agent PS-1(ER330)
Color Index No C.I.199
Cas No 13001-39-3
Appearance Yellowish Pulpy Liquid
86 18254185957

Product information

Product name: OPTICALBRIGHTENER ER Liquid(PS-1. ER330)

Color Index No: C.I.199

Synonyms: FBA 199; OBA 199,Fluorescent Brightener PS-1(ER330); Optical Brightener Agent PS-1(ER330)

Molecular Structure:

Molecular   Formula: C24H16N2

Molecular   Weight: 332.3972

CAS No: 13001-39-3

C.I. No.: C.I.199

Appearance: yellowish   pulpy liquid

E-value: 330

Thisproduct is mainly used for whitening and brightening of blending fabrics suchas polyester and polyester cotton, polyester silk, polyester yarn, polyesterramie, polyester wool as well as whitening of chemical fiber and plastic. Thisproduct applies to pad dyeing and HTHP dip dyeing, especially low temperatureadsorption and high temperature setting process.


1. Pad-dyeing hot melt method:

Use quantity: 1.5-3g/L

Process flow: two dip dyeing and two paddyeing (mangle expression 70%) pre-drying (100)curing and setting (180190, 40-30s).

2. HTHP dip dyeing method:

Use quantity: 0.20.5% (o.w.f)

Bath ratio: 11020

Dyeing temperature: 120130

Dyeing time: 30 - 60 minutes

PH value: 4.5 - 5.5 (adjusted withacetic acid)

3Low temperature adsorption and hightemperature color development dyeing method:

Use quantity: 0.51.0% (o.w.f)

Bath ratio: 11020

Dyeing temperature: 5060

Dyeing time: 30 minutes

PH value: 4.5 - 5.5 (adjusted withacetic acid)

Process flow: add BC-100 whitening agentand additive (anhydrous sodium sulphate 1-2% relative weight of dyed cloth,acetone is adjusted in PH) and fabric to dye bath at room temperaturetemperature rises to 50, deying for 30minwashingdehydration and pre-drying (100)setting and baking (180-190, 40-30s).

Package & Storage:

25kg/50kg plastic drums. It can be packedin other forms according to user's requirements.

Shelf life: not more than 12 months inthe room temperature.


1.If suspension liquid is foundprecipitated and separated, just shake it before use, which does not affect theuse effect.

2.Please note that use this product within its yellow spot, i.e. paddyeing 5g/l,dip dyeing 0.8%(o.w.f). If use this product beyond its yellow spot, it will be easy to becomeyellow.