Hard Paraffiin Wax
INCI Name: Paraffin
CAS : 8002-74-2
Paraffin Wax is colorless or white, somewhat translucent, hard wax consisting of a mixture of solid straight-chain hydrocarbons. Paraffin wax is obtained from petroleum by dewaxing light lubricating oil stocks. Paraffin Wax is classified according to oil content, melting point, and the amount of processing put in.
Applications
Pharmaceutical & Cosmetic
- Ointment
- Cream
- Lotion
- Candle
- Crayons
- Wax bath for beauty and therapy purposes, etc
Specifications
| Sr. No | Tests | Specification |
|---|---|---|
| 1 | Description | White slab or pastilles, frequently showing a crystalline structure slightly greasy to the touch. odourless even freshly cut. |
| 2 | Solubility | Practically insoluble in water, freely soluble in methylene chloride practically insoluble in ethanol (96%) |
| 3 | Congealing range | 50ËšC to 65ËšC |
| 4 | Sulphated ash | NMT 0.1% |
| 5 | Acidity or alkalinity | NMT 0.1 ml of 0.1 M sodium hydroxide is required. |
| Sr. No | Tests | Specification |
|---|---|---|
| 1 | Description | White or almost white slab or pastilles, the melted substance is free from fluorescence in daylight |
| 2 | Solubility | Practically insoluble in water, freely soluble in methylene chloride practically insoluble in ethanol (96%) |
| 3 | Identification : B Test | Compiles Acidity or Alkalinity |
| 4 | Identification : C Test | Compiles Melting point |
| 5 | Melting point | 50ËšC to 61ËšC |
| 6 | Polycyclic aromatic hydrocarbon | The absorbance of the test solution is not greater than one-third that of the reference solution at 278 nm |
| 7 | Sulfates | NMT 150 ppm |
| 8 | Acidity or alkalinity : A. Acidity | NMT 1.0 ml of 0.01 M sodium hydroxide is required to change color |
| 9 | Acidity or alkalinity : B. Alkalinity | NMT 0.5 ml of 0.01 M hydrochloric acid is required to change color |
| Sr. No | Tests | Specification |
|---|---|---|
| 1 | Description | White or colorless slab or pastilles, frequently showing a crystalline structure slightly greasy to the touch |
| 2 | Solubility | White or colorless slab or pastilles, frequently showing a crystalline structure slightly greasy to the touch |
| 3 | Identification : A Test | Examine by Infrared Absorption |
| Identification : B Test | Complies Congealing range test | |
| 4 | Sulfur compound | No dark brown color develops |
| 5 | Polycyclic aromatic hydrocarbons | The absorbance at any wavelength in the specified range is not greater than one-third that of the reference solution at 278 nm |
| 6 | Congealing range | 47ËšC to 65ËšC |
| 7 | Acidity | NMT 1.0 ml of 0.01 M sodium hydroxide is required. |
| 8 | Alkalinity | Alkalinity |
| 9 | Readily Carbonizable Substance | The color of the emulsion is not darker than that of the standard solution when shaken vigorously |
| Sr. No | Tests | Specification |
|---|---|---|
| 1 | Description | White or almost white slab or pastilles, the melted substance is free from fluorescent in daylight |
| 2 | Solubility | Practically insoluble in water, freely soluble in methylene chloride practically insoluble in ethanol (96%) |
| 3 | Identification : B. Test | Compiles Acidity or alkalinity |
| Identification : C. Test | Compiles Melting point | |
| 4 | Melting point | 50ËšC to 61ËšC |
| 5 | Polycyclic aromatic hydrocarbon | The absorbance of the test solution is not greater than one-third that of the reference solution at 278 nm |
| 6 | Sulfates | NMT 150 ppm |
| 7 | Acidity or alkalinity : A. Acidity | Solution may be opalescent & no precipitate before the temperature reaches 65ËšC |
| Acidity or alkalinity : B. Alkalinity | NMT 0.5 ml of 0.01 M hydrochloric acid is required to change color |