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Product Details
2-Phenylbenzimidazole-5-sulfonic acid ( PBSA)
Product Name: 2-Phenylbenzimidazole-5-sulfonic acid
Alisa: UV-T, PBSA, Ensulizole/Phenyl Benzimidazole Sulphonic Acid;
2-Phenyl-1H-benimidazole,sulfonicacid
CAS No: 27503-81-7
MW: 274.3
MF: C13H10N2O3S
Test Item |
Test Specification |
Appearance |
White to off-white powder, free of foreign matter |
Identification |
A.Infrared absorption <197k&197A> B.HPLC retention time is consistent with the Ref standard |
Ordor |
Weak characteristic smell |
Specific absorption (1%,1cm, at 302nm) |
920 - 990 |
Loss on drying |
≤ 2.0% |
Assay |
98.0% ~ 102.0% |
Functions: Mainly used in daily sunscreen and other skin care products to prevent skin aging caused by ultraviolet rays, etc., can also be used in water-based coatings, dyes, washing products.
Packing: Net weight 25kg/ drum
Shelf life: 2 years
Storage and transportation: this product should be stored in a cool and dry.
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