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Ultraviolet absorber UV-9(BP-3)
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Chemical name:
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2-hydroxyl-4-methylbenzophenone |
CAS#:
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131-57-7 |
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Structural formula:
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 |
Property:
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light yellow or white crystalpowder,soluble
in most organic solvents, insoluble in water |
Spec.:
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Assay:≥99ге
M.P.:62~65°C
Drying loss:≤0.2ге
Ash :≤0.1ге
Mold:<100CFU
Total count of bacteria colonies:<300CF,no salmonella or
colibacillus can be tested.
Specific absorptivity(288nm):≥630 |
Use: |
It is a broad-spectrum
ultraviolet absorber with high efficiency, no toxicity, no
teratogenesis and good light/thermal stability, it can absorb
both the UV-A and UV-B,it is approved by American FDA as teh
type I sunscreen agent widely used in the US and the Europe.It
is also protective to PVC and unsaturated polyester. |
Packing: |
25kg/cardboard drum |
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