QR7021 UV Absorbent
QR7021 UV Absorbent |
QR7021 is an effective anti-aging agent with excellent performance, which can absorb ultraviolet light of 240-340 nanometers and provide a good light stabilization effect.
1.Technical Indicators
Appearance | Pale Yellow Needle-like Crystalline Powder | [Ocular Estimate] |
Content(%) | ≥99.5 | |
Melting Process(℃) | 47-49 | [Melting Point Meter Method] |
2.Application and Dosage
l The product is free flowing light yellow needle shape, easy to disperse, the use of extrusion and dry mixing method combined with the construction effect is better
l The dosage is 0.1-0.5% of the total weight of the formula
3.Packaging and Storage
l The net weight of 25 kg /
l Store in a cool and dry place to avoid moisture absorption. Seal immediately after use to avoid contamination
l Less than 35℃ storage temperature this product is effective for at least one year