Optical Brightener 5BM
1>Yellow uniform powder
2>Soluble in water
3>Good stability
4>Used in textile/detergent industry

Product name: Optical Brightener 5BM
Formula: C38H38N12O8S2Na2

Mocular Weight: 900.84 (As International relative Atom Mass 1997)

Specification: appearance: yellow uniform powder 

                       fluorescent strenghth (equivalent to the standard sample) : 100±3

                       the solubility in distilled water at 30 oC: ≥ 2.5 g

                       the extinction value of 10 ppm product : ≥ 0.483

                       moisture content:  ≤ 5.0%

                       content of water-insoluble impurities : ≤ 0.5%

                       Fineness (residual content passed through 250μm-pore sieve) :≤ 10%

PROPERTY:

It is yellow uniform powder, solube in water and has good stablility to chlorine bleaching.

USEAGE:
 It is aplicable to whiten cellulose fiber and polyamide fiber, and aslo one of excellent brighteners used in detergent industry.

TRANSPORTATION: Should avoid sunlight and crash.

STORAGE: should be stored in cool, dry and ventilate place, and storage peroid should not exceed 2 years.