Product Description
| CAS | 1490-04-6 |
| Purity | 99.50% |
| Appearance | colorless acicular or prismatic crystal or white crystalline powder |
| HS Code | 29061100 |
| Package | 25kg/drum,1FCL=9MT |
COA
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Item |
Standard |
Result |
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USP39 |
BP2015 |
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Identification |
Colourless, transparent hexagonal or needlelike crystals. |
Complies with standard |
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Melting point(℃) |
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41~44℃ |
About 43℃ |
41.5~42.5℃ |
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Solubility |
1g soluble in 5ml of 90%(v/v) alcohol, forming a clear solution |
Complies with standard |
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Specific rotation(25℃) |
-41°~-51° |
About -51° |
-49.68° |
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Limit of Nonvolatile residue(%) |
Not overrun 0.05 under condition of 105℃ |
0.01% |
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Organic volatile impurities |
Solvent-Use dimethyl sulfoxide |
Meets the requirement |
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Chromatographic purity |
The peak response due to menthol is not less than 97% |
≥99.6% |
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As Content |
≤3ppm |
＜3ppm |
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Heavy metals |
≤10ppm |
＜10ppm |
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Residue on ignition |
≤0.1% |
0.03% |
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Related substances |
Examine by gas cheomatography |
Meets the requirement |
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Uses and Applications
1. Personal care and cosmetics field
Menthol is widely used in toothpaste, mouthwash, shampoo, and skincare products due to its unique cooling sensation and refreshing scent. It can stimulate cold receptors, giving users a refreshing experience, while also having certain antibacterial and soothing effects on the mouth, scalp, and skin. For example, in toothpaste and mouthwash, DL-Menthol not only enhances the taste, but also inhibits oral bacteria and maintains oral hygiene; In skincare products, it is commonly used as a soothing product to help relieve skin burning or itching.
2. Pharmaceutical field
Menthol is a multifunctional medicinal raw material used in various pharmaceutical products due to its antibacterial, anti-inflammatory, analgesic, and cooling properties. For example, in topical creams, sprays and patches, menthol is often used to relieve muscle soreness, joint inflammation and skin itching. It is also widely used in cough syrup and inhalants, playing a role by soothing the throat and promoting airway patency. In addition, DL-Menthol is also used in traditional Chinese medicine formulas to enhance drug efficacy or improve odor and taste.
3. Food and beverage industry
Menthol, as a food additive, gives candy, chewing gum, beverages and other products a cool and rich mint flavor. In candies and chewing gum, it not only enhances flavor, but also helps maintain oral freshness due to its antibacterial effect; The addition of menthol in beverages can bring a cooling effect, especially suitable for refreshing drinks in summer. In addition, menthol is also used in certain medicinal and edible dual-use products, such as throat lozenges and functional foods, to enhance the health attributes of the products.
4. Spices and essence industry
Menthol is an important component of essence, which is widely used in perfume, air freshener and daily chemicals. Its cool fragrance combined with other spices can give essence products a unique freshness, which is suitable for making summer refreshing perfume. In addition, DL-Menthol can mask odors and add natural fragrance to indoor fresheners and detergents.
5. Agrochemical and Industrial Fields
In the field of agrochemicals, DL-Menthol is used as a natural insecticide and fungicide for formulating environmentally friendly plant protection agents and pest control products. In the industrial field, it also serves as a precursor compound for the synthesis of other fine chemicals such as menthone and menthone esters, further expanding its application range.
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