(Lubricant / Emulsifier)
by Muby Chem
Muby Chem operates a state-of-the-art manufacturing facility producing Sodium Stearate known for its exceptional purity and efficacy. This compound is particularly valuable in the pharmaceutical industry.
Our advanced technology ensures uniform quality and reliable performance in pharmaceutical and topical formulations. Due to its soap-like properties, Sodium Stearate functions effectively as an emulsifying and stabilizing agent in creams, ointments and medicated preparations.
Application: MOLSTEAR® SOD is commonly used in pharmaceutical formulations as a tablet lubricant, emulsifier, stabilizer and processing aid. It is widely utilized in tablets, creams, ointments, lotions and topical preparations to improve formulation stability and manufacturing performance.
| # | TEST | SPECIFICATION - USP |
|---|---|---|
| 1 | Description | It occurs as fine, white powder, soapy to the touch, usually having a slight, tallow-like odor. |
| 2 | Identification Test (A) Test (B) |
(A) Specified test. (B) The retention times of the major peaks of the sample solution correspond to those of the standard solution, as obtained in the assay. |
| 3 | Solubility | It is slowly soluble in cold water and in cold alcohol; readily soluble in hot water and in hot alcohol. |
| 4 | Acidity | Between 1.00–4.25 mL of 0.020 N sodium hydroxide is required (0.28%–1.2% as stearic acid). |
| 5 | Acid value | Between 196-211. |
| 6 | Iodine value | Not more than 4.0. |
| 7 | Alcohol-insoluble substances | The resulting solution is clear or not more than slightly opalescent. |
| 8 | Loss on drying | Not more than 5.0%. |
| 9 | Assay (A) Stearic Acid (B) Sum of stearic acid and palmitic acid |
(A) Not less than 40.0%. (B) Not less than 90.0%. |
MOLSTEAR® SOD is packed in HDPE bag or HDPE drum with double PE liners inside having bar-coded label and tamper-evident seal.
The shelf life is 3 years. Preserve in well-closed, light-resistant containers.
This document and any information provided herein does not constitute a legally binding obligation of Muby Chem and has been prepared in good faith and is believed to be accurate as of the date of issuance. Unless expressly agreed otherwise in writing in a supply contract or other written agreement between you and Muby Chem: