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Postion:Product Catalog >Organic Chemistry>Carboxylic acids and derivatives>Acyclic carboxylic acid>Stearic acid
Stearic acid
  • Stearic acid
  • Stearic acid

Stearic acid

Price Get Latest Price
Package 1kg 5kg 25kg
Supply Ability: 20000t
Update Time: 2026-05-22

Product Details

Product Name: Stearic acid CAS No.: 57-11-4
EC-No.: 266-928-5 Min. Order: 0.0001kg
Purity: 99.99% Supply Ability: 20000t
Release date: 2026/05/22

Chemical Properties

Melting point67-72 °C (lit.)
Boiling point361 °C (lit.)
bulk density400-500kg/m3
Density 0.845 g/cm3
vapor pressure 1 mm Hg ( 173.7 °C)
refractive index 1.4299
FEMA 3035 | STEARIC ACID
Flash point>230 °F
storage temp. Store below +30°C.
solubility Practically insoluble in water, soluble in ethanol (96 per cent) and in light petroleum (bp: 50-70 °C).
pkapKa 5.75±0.00(H2O t = 35) (Uncertain)
form powder
color White
Specific Gravity0.84 (80℃)
Odorodorless mild fatty
Odor Typeodorless
biological sourcepalm oil
Water Solubility 0.1-1 g/100 mL at 23 oC
Merck 14,8804
JECFA Number116
BRN 608585
Dielectric constant2.3(22℃)
Exposure limitsACGIH: TWA 10 mg/m3; TWA 3 mg/m3
InChIKeyQIQXTHQIDYTFRH-UHFFFAOYSA-N
LogP8.22
CAS DataBase Reference57-11-4(CAS DataBase Reference)
NIST Chemistry ReferenceOctadecanoic acid(57-11-4)
EPA Substance Registry SystemStearic acid (57-11-4)
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Safety Information

Hazard Codes Xi,F
Risk Statements 38-36/37/38-11
Safety Statements 37/39-26-16
WGK Germany 3
RTECS WI2800000
Autoignition Temperature395 °C
TSCA Yes
HS Code 38231100
Hazardous Substances Data57-11-4(Hazardous Substances Data)
ToxicityLD50 i.v. in mice, rats: 23±0.7, 21.5±1.8 mg/kg, L. Or, A. Wretlind, Acta Pharmacol. Toxicol. 18, 141 (1961)


Company Profile Introduction

Anhuyan (Hainan) Biotechnology Co., LTD, factory was founded in 2014 and has been engaged in the research and development and production of fine chemical raw materials and chemical reagents for a long time. The company has strong technical strength. Its products sell well all over the country and are exported abroad. It is deeply trusted by users and is rated as a high-tech enterprise in Hubei province. After years of development, it has now formed a variety of product series, biological buffer series; Amino acid and amino acid derivatives series; Natural cosmetic raw material Series; Chemical reagent series; Pharmaceutical and chemical raw materials and intermediates, etc. We are committed to the development of high-quality products, which have been widely used in daily chemicals, food additives, textile additives, lubricating oil, resin, pesticide, medicine and chemical industry and other industries. Products include: Condo, CAPS,TRIS, dehydrorosin, polypropylene amine hydrochloride, 5,6-dihydroxyindole, chromium acetylpyruvate, tetraacetyl ribose, phosphomolybdic acid, molybdenum acid, 4-aminoantipyrine, dihydrochalcone, dithiosulfontanol (DTT),5-isoquinoline sulfonic acid, 6-benzylaminopyrine, isopropylate, camphoroquinone, silk fibroin, docurate sodium, etc. New loyalty customers are welcome to come for consultation and purchase. Our company was renamed Hubei Yiling biotechnology LTD in 2014. It is a comprehensive high-tech modern enterprise integrating research and development, production and sales. Its sales company and research and development center are located in Guanggu biological City Medical Park, Wuhan city, Hubei Province. The company covers an area of 66279.6 sqm and has 2 production bases and 2 modern scientific research centers. The company has the international leading technical level, and has a group of professional scientific research personnel engaged in this industry. The academic leaders have a doctor's degree or above and have many years of

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