CAS:131-57-7 (2-Hydroxy-4-methoxyphenyl)phenyl ketone

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Synonym:
UV Absorber UV-9
UV absorber BP-3
Light Stabilizer UV-9
Light Stabilizer BP-3
Benzophenone-3
(2-Hydroxy-4-methoxyphenyl)phenyl ketone
2-Hydroxy-4-methoxydiphenyl
Sunscreen No. 2
2-Hydroxy-4-methoxybenzophenone
2-Hydroxy-4-methoxybenzophenone
4-Methoxy-2-hydroxybenzophenone
4-Methoxy-2-hydroxybenzophenone
2-Hydroxy-4-methoxy-benzotriazole
Oxybenzone
Benzophenone-3
Ultraviolet Absorber UV-9
BP-3
UV-9

Countertype or Equivalent:

Specification:
Appearance: Light yellow-green crystalline powder Content: ≥99.0%
Melting point: 62.0-65.0℃
UV absorption coefficient (1%, 1cm):
E288: ≥630
E325: ≥410
Loss on drying: ≤0.2%
Gardner chromaticity: ≤4.0
Heavy metals: ≤5 ppm
Ignition residue: ≤0.1 %
Impurities:
Single impurity: ≤0.10%
Total impurities: ≤1.00%

Application:
This product is easily soluble in most common organic solvents and has good compatibility with polymers; it can be used in daily sunscreen and other skin care products to prevent skin aging caused by ultraviolet rays; it can also be used in coatings and polyolefin products to improve materials of weather resistance.
It can be used in paint and various plastic products, especially effective for polyvinyl chloride, polyester, acrylic, resin, polystyrene and light-colored transparent furniture, etc. It is also a good cosmetic additive. The dosage is 0.1-0.5%. It is a broad-spectrum ultraviolet absorber with the advantages of high absorption rate, non-toxicity, non-teratogenic effect, good stability to light and heat, etc. It can absorb UV-A and UV-B at the same time. class of sunscreens.

Packing:
Packing: Packed in cardboard drum lined with plastic bag, net weight 25kg
Storage conditions: This product has good storage stability. High temperature and humidity should be avoided during storage and transportation. It should be stored in a cool, dry and ventilated place to prevent moisture and heat.

Safety:
non-dangerous goods

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