Bisdisulizole Disodium (Water-Soluble Full-Spectrum Sunscreen)-CAS 180898-37-7
Product Name: Bisdisulizole Disodium (Water-Soluble Full-Spectrum Sunscreen)
INCI Name: Phenyl Dibenzimidazole Tetrasulfonate Disodium
Alias: Bisdisulizole Disodium, Water-Based Full-Band UV Filter, High-Stability Water-Soluble Sunscreen Agent, UVA/UVB Dual Protection Raw Material, Non-Greasy Refreshing Sunscreen Factor, Mild Water-Phase UV Absorber
CAS No.: 180898-37-7
Appearance: White to off-white fine powder, pure texture, uniform particle size, no agglomeration and impurities, no peculiar odor.
Grade: Cosmetic Premium Grade
MOQ (Minimum Order Quantity): 25KG
Solubility: Fully soluble in water, completely soluble in aqueous cosmetic systems such as deionized water and aqueous humectants.
Storage Condition: Sealed and stored in dry, cool and ventilated warehouse, storage temperature 5–30℃, avoid direct strong sunlight irradiation, high temperature heating and damp environment. Keep tightly sealed after opening to prevent moisture absorption, agglomeration and contamination, ensuring stable ultraviolet absorption performance and formula adaptability.
Shelf Life: 24 Months
Bisdisulizole Disodium, Phenyl Dibenzimidazole Tetrasulfonate Disodium, Water-Soluble Sunscreen Agent, Full Spectrum UV Protection, High Photostability UVA Filter, Non-Greasy Sunscreen Raw Material, Facial Mild Sun Protection, Cosmetic Grade Water-Based U
Bisdisulizole Disodium (Water-Soluble Full-Spectrum Sunscreen)-CAS 180898-37-7
Bisdisulizole Disodium (Phenyl Dibenzimidazole Tetrasulfonate Disodium) is a rare high-photostability water-soluble full-spectrum organic sunscreen raw material in the cosmetic industry.
Most traditional full-spectrum sunscreens are oil-soluble, which easily lead to greasy texture, poor spreadability and clogged pores of finished products. This product innovatively realizes efficient balanced absorption of UVA and UVB in water phase, filling the market gap of water-based full-band sun protection.
Relying on stable dibenzimidazole molecular structure, it has extreme photostability, no photolysis failure or harmful residue under long-term strong light irradiation.
It features mild formula, zero oiliness and high water system compatibility, which can effectively balance the greasy problem of oil-soluble sunscreen formulas.
It can be used alone or compounded with oil-soluble UV filters to build a dual water-oil full-coverage sunscreen system, realizing high-efficiency, long-lasting and refreshing full-spectrum sun protection, and is the core raw material for high-end light sunscreen products.



Key Benefits
• Water-Soluble Full-Spectrum Protection, Fill Formula Blank: Realizes UVA/UVB balanced full-band absorption in water phase, solves the long-term pain point that traditional sunscreen formulas only rely on oil-phase protection, fills the water-phase UV shielding blank, and makes sun protection more comprehensive and three-dimensional.
• Ultra-High Photostability, Long-Lasting Anti-Photolysis: Stable heterocyclic molecular structure, strong resistance to ultraviolet photolysis. No efficacy attenuation or molecular decomposition under continuous strong light exposure, maintaining stable high-efficiency sun protection throughout the day, far better than ordinary water-soluble sunscreen raw materials.
• Zero Oil & Refreshing Texture, Upgrade User Experience: Pure water-phase functional component, no oil addition, no sticky and heavy feeling. Effectively optimize the greasy and whitening problems of traditional high-multiple sunscreen, create light, thin, breathable and non-clogging pore skin feel, suitable for summer and oily skin sun protection.
• Ultra-Mild & High-Safe, Adapt to Sensitive Skin: High-purity water-soluble refined formula, no irritant residues, no sensitizing components. Macromolecular structure without transdermal penetration, no skin accumulation, safe and mild, specially suitable for sensitive skin, pregnant women and facial delicate skin high-standard sun protection formulas.
• Excellent Water-Phase Compatibility, Stable Formula Deployment: Fast and complete dissolution in water phase, no precipitation and turbidity. Compatible with all water-based skincare and sunscreen systems, will not destroy formula stability, and can improve the uniformity and ductility of finished products.
• Strong Compound Synergy, Efficiently Boost SPF/PA: Perfectly compatible with oil-soluble sunscreens such as Bemotrizinol and Ethyl Diethylamino Hydroxybenzoyl Benzoate. Water-oil dual-phase compounding can significantly broaden the protection spectrum, eliminate protection blind areas, and exponentially improve sunscreen multiples.
Applications
• Refreshing Water-Based Sunscreen Series: Core functional raw material for summer refreshing sunscreen lotion, sunscreen gel and lightweight body sunscreen. It solves the greasy and sticky problem of traditional sunscreen, creating breathable and non-burden daily sun protection products.
• Mild High-Safety Sunscreen Series: Preferred raw material for sensitive skin sunscreen, pregnant women’s sunscreen and children’s mild sun protection formulas. With ultra-low irritation and high safety performance, it meets the high-standard sun protection needs of fragile skin.
• Water-Oil Compound Full-Spectrum Sunscreen: Key synergistic component of water-oil dual-phase compound sunscreen system, cooperating with oil-soluble UV filters to fill water-phase protection blank, realize full-band dead-angle-free UV shielding, and improve product SPF/PA rating in all dimensions.
• Facial Isolation & Light Sunscreen Products: Suitable for sunscreen primer, light isolation cream, daily anti-light-damage skincare and other makeup and skin care products with sun protection efficacy, balancing light texture and stable protection.
• Long-Lasting Outdoor Sunscreen Formulas: Assist in improving the photostability and durability of outdoor sunscreen products, maintain stable full-spectrum protection under long-term strong light irradiation, and adapt to outdoor sports, travel and other high-demand scenarios.
• Anti-Photoaging Water-Based Skincare Series: Applied to aqueous anti-photoaging lotion, essence and daily light protection skincare products, focusing on long-term UVA/UVB light damage defense to delay skin aging.
Certificate Of Analysis (COA)
Test Item | Standard Specification | Test Result |
Product Name | Bisdisulizole Disodium | Compliant |
Appearance | White to Off-White Fine Powder, Odorless | Compliant |
Purity (%) | ≥99.0 | 99.6 |
UV Absorption Peak (nm) | 325–345 | 336 |
Loss on Drying (%) | ≤0.2 | 0.06 |
Residue on Ignition (%) | ≤0.1 | 0.03 |
pH Value (1% Aqueous Solution) | 6.0–8.0 | 7.1 |
Heavy Metal (Pb) | ≤1ppm | 0.1ppm |
Arsenic (As) | ≤0.5ppm | Not Detected |
Mercury (Hg) | ≤0.1ppm | Not Detected |
Cadmium (Cd) | ≤0.1ppm | Not Detected |
Total Bacteria | ≤100CFU/g | Qualified |
Pathogenic Bacteria | Negative | Negative |
Conclusion | Conforms to cosmetic grade quality standard | Qualified |
Frequently Asked Questions (FAQ)
• Q1: What is the MOQ of Bisdisulizole Disodium?
A1: The standard MOQ is 25KG, support sample orders for formula testing, water-phase sun protection debugging and trial production, and support customized high-purity specifications for mass production.
• Q2: What is the core advantage of this water-soluble sunscreen?
A2: It is a high-photostability water-soluble full-spectrum sunscreen, which makes up for the blank of water-phase UV protection in traditional formulas. It has balanced UVA/UVB absorption, refreshing zero-oil skin feel and ultra-mild safety, and can perfectly compound with oil-soluble sunscreens to upgrade full-band protection and optimize product texture.
• Q3: What is the recommended dosage in cosmetic formulas?
A3: Conventional water-based refreshing sunscreen: 1.0%–3.0%; Water-oil compound full-spectrum sunscreen: 2.0%–4.0%; Mild sensitive skin sunscreen gel: 0.8%–2.5%; Daily anti-light-damage skincare products: 0.5%–2.0%, adjustable according to target SPF/PA and product positioning.
• Q4: Is Bisdisulizole Disodium safe for sensitive skin and children’s formulas?
A4: Yes. It adopts high-molecular water-soluble structure without transdermal penetration, no irritant and sensitizing components. It has passed multiple safety tests, with ultra-low skin irritation, and is specially suitable for sensitive skin, pregnant women and children’s high-standard mild sun protection formulas.
• Q5: What sunscreen agents is it suitable for compounding?
A5: It is highly compatible with Bemotrizinol, Ethyl Diethylamino Hydroxybenzoyl Benzoate, Octyl Methoxycinnamate, Titanium Dioxide, Zinc Oxide and other mainstream physical and chemical sunscreen raw materials. Water-oil dual-phase compounding can effectively eliminate protection blind areas and improve overall sun protection efficacy.
• Q6: What are the formula usage notes?
A6: Water-phase addition, dissolve completely in water phase at 40–60℃; avoid high-temperature heating above 90℃ to prevent structural activity attenuation; reasonable compounding with oil-soluble filters to balance water-oil protection ratio; match with antioxidants to further enhance system photostability.
• Q7: Can it provide stable supply and professional technical support?
A7: Strictly control core indicators such as purity, pH value and drying loss to ensure consistent batch stability. Support long-term bulk order supply, and provide one-stop professional services including water-based sunscreen formula optimization, skin feel improvement, SPF/PA upgrading and after-sales technical guidance.
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