Product Description
Sorbitan tristearate (Span 65) E492
CAS No.: 26658-19-5
Molecular Formula: C60H114O8 Molecular Weight: 963.54
Structural Formula:
Property:
Span 65 is yellow waxy solid. HLB value: 2.l. Span 65 is slightly soluble in isopropanol, tetracarp and xylene.
Specification:
Item |
Index |
Appearance |
Yellow waxy solid |
Acid value |
≤15mgKOH/g |
Saponification value |
170-190mgKOH/g |
Hydroxyl value |
60-80mgKOH/g |
Water |
≤1.5% |
Melting point |
53±3ºC |
Use:
Span 65 is mainly used in medicine, cosmetics, textiles as emulsifier, stabilizer, thickener, lubricant, emulsifier for oil field etc.
Packing and Storage:
In 25kg woven bags.
Handle with care; Span 65 should be stored in cool, dry and draughty place. Shelf life is 2 years. Then, Span 65 can still be used if qualified after re-check.
Keywords:
Span 65, emulsifier S-65, sorbitan tristearate
Functions:
Sorbitan Tristearate is a nonionic surfactant used for a variety of purposes, including as a dispersing agent, emulsifier, and stabilizer, in food and in aerosol sprays, according toWikipedia. It is produced by "reacting the polyol, sorbitol, with a fatty acids (stearic acid, lauric acid, oleic acid, palmitic acid)," all of which are naturally occurring. Sorbitan Tristearate is often derived from plants, and when this is the case, it is approved for cosmetics and personal care products in the European Union as well (gengyangchem.en.made-in-china.com).
Sorbitan Tristearate is CIR approved with concentration limits.
Safety Measures/Side Effects:
Sorbitan Tristearate is considered a low hazard ingredient by the Cosmetics Database, which does note data gaps in research. The Environmental Canada Domestic Substance List classifies it as "not expected to be potentially toxic or harmful," and no other studies were found that listed negative side effects regarding the use of this ingredient. However, the Sorbitan esters as a group are found to be generally mild skin irritants but nonsensitizers.
Packaging & Shipping
Aluminized bag vacuum packing with nitrogen inside. Net weight: 25KG/CTN(5*5KG).
Storage & Transportation:
Sealed and stored in the low temperature, dry, cool and well-ventilated place, in order to prevent from moisture and caking. Strictly fordid storing and transporting with material that is explosive, combustible or deleterious. The shelf life is 12 months.
Company Profile
Our Team
Hangzhou GengYang chemical materials Co., Ltd is a professional supplier in chemical products development, production, sales for the integration of high-tech enterprises from 2010. The company's products are widely used in plastics, food, cosmetics and medicine and other fields.
Our company insist on the market is the most important, we always have a good cooperation with all of our customers...We following the policy of "enterprising truth-seeking rigorous unity" forever, and constantly blaze new trails, the technology as the core, the goods quality as our life, all customers as our god, Let's offer you with the highest quality products, and like the member of our family's sales service.