INTRODUCTION
Polysorbate 20 is a gentle, oily, liquid cosmetic additive that functions as a non-ionic surfactant and wetting agent that enhances the spread-ability of liquids. As a solubilizer, it helps both essential oils and fragrance oils to attach to various types of cosmetic bases, including liquid, cream, and gel bases, and thereby prevents the oils and bases from separating.
Manufacture
It is made by the reaction of sorbitol and polyol with ethylene oxide. The number 20 here represents the number of molecules of ethylene oxide that were reacted.
| Synonyms | Sorbitan monolaurate, ethoxylated Polyoxyethylene sorbitan monolaurate |
| CAS no. | 9005-64-5 |
| EINECS no. | 500-018-3 |
| Molecular formula | C26H50O10 |
| Molecular weight | 522.7 |
| Structure |  |
Applications
| Food | is used as a wetting agent in flavored mouth drops such as Ice Drops, helping to provide a spreading feeling to other ingredients like SD alcohol and mint flavor |
| Biotechnology | 1) as a washing agent in immunoassays, such as Western blots and ELISAs 2) to saturate binding sites on surfaces (i.e., to coat polystyrene microplates, generally combined with proteins such as BSA) 3) to stabilize proteins purified protein derivative (PPD) solution used in skin testing for tuberculosis exposure 4) as a solubilizing agent of membrane proteins |
| Pharmaceutical | is used as an excipient in pharmaceutical applications to stabilize emulsions and suspensions |
| Industrial | 1) in many brands of baby wipes 2) by philatelists to remove stamps from envelopes and to remove residues from stamps, without harming the stamp itself 3) as wetting agent in rubber balers in the elastomer industry 4) as a shape directing agent to synthesize spheroidal magnetite nano-assemblies |
SPECIFICATIONS
| Test | Unit | Specification |
|---|---|---|
| Appearance | – | Viscous oily liquid |
| Colour | – | Yellowish to Brown |
| Acid value | mgKOH/gm | Max 2.0 |
| Saponification value | mgKOH/gm | 40 – 50 |
| Hydroxyl value | mgKOH/gm | 96 – 108 |
| Moisture content (by KFR) | % | Max 3.0 |
| pH of 5% aqueous solution | – | 5 – 7 |
| Iodine value | I2/100gm | Max 5.0 |
| Solubility | – | Soluble in water and alcohol |
STORAGE
Tightly closed. Keep in a well-ventilated place
PACKING
220 kg HDPE drums
REACH Status
A registration number is not available for this substance as the substance or its uses are exempted from registration, the annual tonnage does not require a registration, or the registration is envisaged for a later registration deadline.
No matter the quantity you need, our exceptional quality and service will make ExSyn your supplier of choice! If you need any additional information or SDS, please contact us.
Yttrium oxide (Y2O3), also known as yttria, is an air-stable, odorless white powder. It is a highly stable, chemically inert ceramic with a very high melting point. It is insoluble in water but readily dissolves in most strong acids. Increasing the specific surface area and porosity of Y2O3 can further improve its relevant physical and chemical properties.
Ethyl 7,7,7-trifluoro-3-hydroxy-3-methylheptanoate is a fluorinated aliphatic hydroxy ester. The presence of the trifluoromethyl group imparts enhanced metabolic stability, lipophilicity, and unique physicochemical properties compared with non-fluorinated analogues. This compound is primarily used as a synthetic intermediate in pharmaceutical and agrochemical research.
2-Chloro-1,1,1-trimethoxyethane is an organochlorine orthoester compound commonly used as a versatile synthetic intermediate in organic and pharmaceutical chemistry. It is a colorless to pale yellow liquid with good reactivity toward nucleophilic substitution and cyclization reactions, making it valuable in the preparation of heterocyclic and bioactive molecules.
Glycolaldehyde dimer is the cyclic dimeric form of glycolaldehyde, the simplest hydroxyaldehyde. Glycolaldehyde is often supplied as stable dimeric solid, commonly identified as 2,5-dihydroxy-1,4-dioxane.
N,N-Diisopropylethylamine (DIPEA), also known as Hünig’s Base, is a sterically hindered tertiary amine. It is a colorless liquid with a strong amine odor and is widely used as a low nucleophilic organic base in pharmaceutical, agrochemical, and fine chemical synthesis. Due to its bulky structure, DIPEA effectively scavenges acids without participating in unwanted side reactions.
Tris(2,4-di-tert-butylphenyl) phosphite (TDPP) often recognized commercially as Irgafos 168 is a high-performance organophosphorus compound primarily utilized as secondary antioxidant and processing stabilizer. Its characteristic to undergo metallation reaction and provide a cost-effective synthetic processes allows it to be useful in biaryl coupling reactions.
Undecylenic acid is an unsaturated fatty acid naturally derived from castor oil. It is a colorless to pale yellow liquid with antifungal and antimicrobial properties. Chemically known as 10-undecenoic acid, it contains an 11-carbon chain with one double bond and is widely used in pharmaceuticals
5-Nitro Isophthalic Acid (5-NIPA) is an aromatic organic compound derived from isophthalic acid. The presence of two carboxylic acid groups along with a nitro substituent at the 5-position makes it a valuable intermediate in the manufacture of fine chemicals, pharmaceuticals, dyes, pigments, and advanced materials.
Trichloroacetonitrile is a halogenated organic compound belonging to nitrile family. Its strong electrophilic character makes it a valuable intermediate in organic synthesis. It readily undergoes hydrolysis, particularly under acidic or basic conditions, yielding trichloroacetamide and related derivatives.