Optical Brightening Agent C.I.113 BA  

Formula: C40H42N12Na2O10S2

Molecular Weight:960.94

Max UV Absorption Wavelength:348nm

Executive Standard:GB/T10661-2004

Specification:

Item	Index
1,Appearance	Yellow Uniform Powder
2,E Value	518±2
3,Whiteness Wcie  (Compare with Standard)	≥-3
4,Shade	Similar--Slightly Different
5,Moisture, %	≤5.0
6,Water Insoluble Matters,%	≤0.2
7, Limit and Determination of 23 Harmful Aromatic Amines in Dye Products	Meet the Standard GB19601

Property:

1.Strong fluorescence and light stability, excellent whitening effect.

2.It is anionic, can be used together with anionic or nonionic surface sizing agent.

3.Strong resistance to acid and peroxide borate and hydrogen peroxide.

Application:

Mainly be used in whitening of pulp, surface sizing, also used for the brightness of cotton, cellulose fiber fabric. 

Treating PRocess:

Paper

1. in pulp, BA should be added before alum or cationic auxiliary agent, dosage: 0.05-0.4%(absolute dry pulp).

2. in sizing, it can used together with CMC,PVA,starch, anionic or weak cationic sizing agent.

3. in coating, after dissolved, it is used as the form of aqueous solution for preparing conting in any stage

Packing & Storage:

50kg plastic bag. According your requirement.

Avoid sunlight and dry area. Shipping as non-dangerous goods.