Optical Brightening Agent C.I.113 HL-A
Formula：C36H34N12S2O8Na2
Molecular Weight：872.84（As International relative Atom Mass 1997）
Max UV Absorption Wavelength：348nm
Executive Standard：GB/T10661-2004
Specification：
| Item | Index |
| 1ã€Appearance | Amber Transparent Liquid |
| 2ã€E Value | 129/148±2 |
| 3ã€Shade | Similar--Slightly Different |
| 4ã€Viscosity（25℃）mPa.s | ≤50 |
| 5ã€Value | 8一10 |
| 6ã€Specific Gravity g/ml | 1.0-1.3 |
Property：
1.Convenient in application, good solubility in water, suitable for continuous addition. 2.Good acid stability, exnt whitening effect.
3ã€Stable above 0℃，it may freeze on -10℃，it will dissolved above 0℃，no influence on using.
Application:
Mainly be used in whitening of cotton fabric, polyamide fabrics and pulp. And also used to increase the brightness of light-colored fabrics.
Treating Process：
1ã€Used for pulp whitening, can added into the pulp directly. Usual dosage: 0.3-1.2% (on dry pulp).
2ã€Good performance with the carrier of CMC, PVA and starch. With better whiteness.
Packing & Storage
According your requirement.(IBC or Flexitank)
Store at shady & cool, dry ventilate place.
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