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Optical Brightening Agent PF (C.I.135)
{Main Chemical Composition}:
Benzoxazole Type
{Specifications}: 
| Index Name |
Index Demand |
| Appearance |
Light Yellow Crystalline Powder |
| Color Shade |
Reddish blue |
| Melting Point ,°C,≥ |
182 |
| Water , % ≤ |
1.0 |
{Properties}: 
This product is light yellow crystalline powder with nonionic performance and the melting point of 182~184 ? . Not soluble in water, but soluble in DMF, alcohol etc. with the light resistance of
grade 6-7.
{Applications}: 
This product is mainly applicable to the whitening of plastic product with general dosage of 0.05~0.1%(w/w).
{Packing and storing}:

Packed in 20 kg iron drums or cardboard drums and stored at dark, dry places, avoiding light. |