OCTADECANOIC ACID, POTASSIUM SALT
potassium stearate, pure
CAS: 593-29-3
Molecular Formula: C18H35KO2
OCTADECANOIC ACID, POTASSIUM SALT - Names and Identifiers
| Name | potassium stearate, pure |
| Synonyms | KALIUMSTEARAT potassium stearate Potassium steatate stearatedepotassium potassium octadecanoate potassium stearate, pure tearic acid Potassium Salt STEARIC ACID, POTASSIUM SALT OCTADECANOIC ACID, POTASSIUM SALT OCTADECONOIC ACID, POTASSIUM SALT |
| CAS | 593-29-3 |
| EINECS | 209-786-1 |
| InChI | InChI=1/C18H36O2.K/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20;/h2-17H2,1H3,(H,19,20);/q;+1/p-1 |
OCTADECANOIC ACID, POTASSIUM SALT - Physico-chemical Properties
| Molecular Formula | C18H35KO2 |
| Molar Mass | 322.57 |
| Density | 1.12 g/cm3 |
| Boling Point | 359.4°C at 760 mmHg |
| Flash Point | 162.4°C |
| Water Solubility | insoluble |
| Solubility | Soluble in hot water or alcohol, slowly soluble in cold water, |
| Vapor Presure | 8.58E-06mmHg at 25°C |
| Storage Condition | Room Temprature |
| Sensitive | Easily absorbing moisture |
| MDL | MFCD00072385 |
| Physical and Chemical Properties | White to off-white waxy solid. Fatty odor. |
| Use | Used as a surfactant and fiber softener |
OCTADECANOIC ACID, POTASSIUM SALT - Risk and Safety
| Safety Description | 24/25 - Avoid contact with skin and eyes. |
| HS Code | 29157090 |
OCTADECANOIC ACID, POTASSIUM SALT - Introduction
Potassium stearate feel smooth, no sand, fat smell, aqueous solution of litmus and phenolphthalein are strongly alkaline, but ethanol solution of phenolphthalein is only slightly alkaline. The solution is alkaline due to hydrolysis.
Last Update：2022-10-16 17:26:45
OCTADECANOIC ACID, POTASSIUM SALT - Reference Information
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| toxicity | can be used safely in foods (FDA,§ 181.29,2000). ADI is not specified (FAO/WHO,2001). |
| usage limit | GB 2760-96: cake 0.18g/kg; Gum base GMP is limited. |
| Use | coagulant; Foaming agent; Anti-caking agent; Emulsifier; Stabilizer. as emulsifier, can be used in cakes, the maximum amount of 0.18g/kg. used as surfactant and fiber softener |
| production method | the product is obtained by reacting stearic acid with potassium hydroxide at high temperature and then cooling. It is formed by reacting stearic acid with potassium hydroxide at high temperature and then cooling. |
Last Update：2024-04-09 21:32:07
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