Zinc Stearate, also known as Stearic Acid Zinc Salt, Octadecanoic Acid, Zinc Dioctadecanoate, and Zinc Distearate, has the chemical formula C36H70O4Zn or [CH3(CH2)16COO]2Zn. It appears as a fine, white, soft powder with a slight, characteristic odor. It is insoluble in water, ethanol, and ether; soluble in benzene, acids, and common solvents when hot. It can be produced in a variety of different ways. Commonly, the Zinc Sulfate solution is reacted with the Sodium Stearate solution to produce Zinc Stearate, which is then washed and dried. A USP Grade chemical is the one that conforms to the criteria of the United States Pharmacopeia (USP). A substance that has received the USP Grade certification can be used in food, drug, or medical applications. Due to the high purity, our Zinc Stearate is a USP Grade chemical. In the United States of America (USA), Lab Alley is selling its high-quality Zinc Stearate, USP Grade online at laballey.com.
Zinc Stearate, also known as Stearic Acid Zinc Salt, Octadecanoic Acid, Zinc Dioctadecanoate, and Zinc Distearate, has the chemical formula C36H70O4Zn or [CH3(CH2)16COO]2Zn. It appears as a fine, white, soft powder with a slight, characteristic odor. It is insoluble in water, ethanol, and ether; soluble in benzene, acids, and common solvents when hot. It can be produced in a variety of different ways. Commonly, the Zinc Sulfate solution is reacted with the Sodium Stearate solution to produce Zinc Stearate, which is then washed and dried.
A USP Grade chemical is the one that conforms to the criteria of the United States Pharmacopeia (USP). A substance that has received the USP Grade certification can be used in food applications. Due to the high purity, our Zinc Stearate is a USP Grade chemical. In the United States of America (USA), Lab Alley is selling its high-quality Zinc Stearate, USP Grade online at laballey.com.
- Reagent
- Lubricant and release agent in industrial manufacturing
- Matting agent for paints
- Paper manufacturing
- Personal Care & Cosmetics
- Plastic Industry
- Rubber Industry
- Paints & Coatings
- Construction
- Paper Industry
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Product Information
| CAS | 557-05-1 |
|---|---|
| Synonyms | Stearic Acid Zinc Salt, Octadecanoic Acid, Zinc Dioctadecanoate, Zinc Distearate |
| Assay | 34.0% - 40.0% of Calcium |
| Appearance | A fine, white, bulky, amorphous powder |
| Melting point | 118 - 128 °C / 244.4 - 262.4 °F |
| Solubility | Insoluble in Water |
| Auto-ignition temperature | 371 °C / 699.8 °F |
| Molecular formula | [CH3(CH2)16COO]2Zn |
| Molecular weight | 632.34 |
| Acidity or Alkalinity | 0.3 ml of 0.1 M HCL is required |
| Alkalies and Alkaline Earth | 1.00% |
| Arsenic (As) | Max 1.5 ppm |
| Autoship Available | Yes |
| Chloride (Cl) | Max 250 ppm |
| Heavy metals | Max 10 ppm |
| Lead (Pb) | Max 2 ppm |
| Loss on drying | Max 6.0% at 105 Deg. C |
| Sulfate (SO4) | Max 0.6% |













