Product Introduction
A water-soluble broad-spectrum ultraviolet absorber with a maximum absorption wavelength of 288nm, good light and thermal stability, high absorption efficiency, and can absorb UV-A and UV-B at the same time.. In the water phase of cosmetics, it is widely used in sunscreen creams, creams, honeys, lotions, oils and other cosmetics.
Benzophenone-4 Sulisobenzone is a benzophenone ultraviolet absorber, which is mainly aimed at ultraviolet rays in the 280nm-360nm band. This product is easily soluble in water.
Application
Mainly used for water soluble in cosmetics as a resistance to bask in sunscreen, can also be used in other water-soluble ink, paint, etc for uv absorber; cream, honey, latex, oil and other sunscreen cosmetics as anti-ultraviolet finishing agent, the cotton fabric, polyester fiber has good anti aging and softening effect. Mainly used for water soluble in cosmetics as a resistance to bask in sunscreen, can also be used in other water-soluble ink, paint, etc for uv absorber.
Certificate Of Analysis
|
Product Name |
Benzophenone-4 |
Specification |
Company Standard |
|
CAS No. |
Manufacture Date |
2024.3.17 |
|
|
Quantity |
300KG |
Analysis Date |
2024.3.24 |
|
Batch No. |
ES-240317 |
Expiry Date |
2026.3.16 |
|
Items |
Specifications |
Results |
|
|
Assay (HPLC) |
≥99% |
99% |
|
|
Appearance |
Light yellow crystalline powder |
Complies |
|
|
Odor |
Characteristic |
Complies |
|
|
Melting point |
62.0-65.0℃ |
Complies |
|
|
Congealing Temperature |
≥62.0℃ |
Complies |
|
|
Total Impurities |
≤1.0% |
Complies |
|
|
Benzophenone-1 |
≤0.2% |
Complies |
|
|
Single Largest Unspecified Impurity |
≤0.10% |
Complies |
|
|
Residual Solvents |
Ethanol≤5000 PPM |
Complies |
|
|
UV Absorption Coefficient (1%, 1cm)E288 |
≥630 |
Complies |
|
|
UV Absorption Coefficient (1%, 1cm)E325 |
≥410 |
Complies |
|
|
Gardner Color |
≤4.0 |
Complies |
|
|
Loss on Drying |
5% max |
1.02% |
|
|
Total Heavy Metal |
≤5 ppm |
Complies |
|
|
Microbiological Test |
|||
|
Total Plate Count |
<1000cfu/g |
Complies |
|
|
Yeast & Mold |
<100cfu/g |
Complies |
|
|
E.Coli |
Negative |
Complies |
|
|
Salmonella |
Negative |
Complies |
|
|
Packing |
Packed in plastic bag inside and aluminum foil bag outside. |
||
|
Storage |
Store in a cool and dry place, keep away from strong light and heat. |
||
|
Shelf life |
Two years when properly stored. |
||
|
Conclusion |
Sample Qualified. |
||
Inspection personnel：Yan Li Review personnel：Lifen Zhang Authorized personnel：LeiLiu
Detail Image
