Product Name: Bisdisulizole Disodium

INCI Name: Disodium Phenyl Dibenzimidazole Tetrasulfonate

Synonyms: 1H-Benzimidazole-4,6-Disulfonic Acid, 2,2′-(1,4-Phenylene)Bis-, Disodium salt; Neo Heliopan AP; 2,2′-(1,4-Phenylene)-bis-1H-benzimidazole-4,6-disulphonic Acid, Disodium Salt; Bisdisulizoldinatrium; Disodium salt of 2,2′-bis-(1,4-phenylene)1H-benzimidazole-4,6-disulfonic acid

CAS No.: 180898-37-7

EINECS No.: 429-750-0

Molecular Formula: C20H14N4Na2O12S4

Brief Introduction:

Disodium Phenyl Dibenzimidazole Tetrasulfonate, also known as Neo Heliopan AP or Bisdisulizole Disodium, which is a water-soluble UVA Ⅱ protective agent, with good light stability, usually used in sunscreen and daily care products.

Specifications of our Disodium Phenyl Dibenzimidazole Tetrasulfonate(Bisdisulizole Disodium):

Test Items	Specifications
Colour	Yellow to dark yellow
Appearance	Powder
Loss on Drying	Not more than 3.0%
Purity by HPLC	Not less than 96.0%
Extinction (E1% 1cm, 340nm)	Not less than 770

Features & Advantages:

♔ Highly efficient water-soluble UVAⅡ absorber, with strong UV absorption at 280nm-370nm;

♔ Excellent photostability;

♔ Very good skin safety, suitable for sensitive skin products;

♔ Synergistic effect with oil-soluble UVB absorbers;

♔ Combined with Avobenzone, a very efficient and broad-spectrum UVA protection product can be formulated;

♔ Good compatibility with other UV absorbers and cosmetic raw materials.

Applications of our Disodium Phenyl Dibenzimidazole Tetrasulfonate (Bisdisulizole Disodium):

Disodium Phenyl Dibenzimidazole Tetrasulfonate is suitable for sunscreen lotions, water-based lotions, water-based inks, and water-based paints. When used together with UV absorbers Avobenzone, Diethylaminohydroxybenzoyl Hexyl Benzoate(UVA PLUS) and Ethylhexyl Triazone(UVT-150), the synergistic effect is significant. The recommended dosage is between 0.5% and 2%; the maximum dosage is 5%.

Packing Size:

1kg/Aluminum Foil Bag, 20kg/Fibre Drum, 25kg/Fibre Drum or according to the specific requirements from customers.

Storage Conditions:

Preserved in unopened original containers in a cool dry place before using; kept away from direct sunlight, heat and moisture.

Shelf Life:

24 months if stored under above mentioned conditions.