DL-Menthol Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 89-78-1 |
| Product name | DL-Menthol |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeIndustrial GradeSpecialty GradeCosmetic GradeFood Grade |
| Packaging | 25L/drum200L/drum1000L/IBC |
| Sample | Test Samples Available (Click to Request Samples) |
| COA | View COA |
| Price | Get Quote |
| Supply Type | Bulk / Contract manufacturing / OEM |
| Shipping | FCL / LCL available |
| Payment Terms | Support FOB \ CIF \ EXW quotations, and accept Letter of Credit (L/C). |
| Manufacturer | Greenrock Chemical(China Factory) |
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Documents We Provide for DL-Menthol
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk DL-Menthol Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of DL-Menthol
| Industry | Application | Process |
|---|---|---|
| Food Industry | Flavoring Agent | Added to confectionery, chewing gum, and beverages as a cooling agent and flavor enhancer |
| Pharmaceutical Industry | Active Pharmaceutical Ingredient | Used in the formulation of cough syrups, oral hygiene products, and topical analgesic ointments |
| Personal Care Industry | Personal Care Ingredient | Imparts cooling sensation in toothpaste, mouthwash, body wash, and shampoo |
| Agriculture | Insecticide | Employed as a natural insecticidal component in certain crop protection products |
| Fragrance Industry | Fragrance Compound | Provides a fresh, minty aroma in perfumes and aromatherapy products |
| Textile Industry | Fiber Treatment | Applied to textiles to impart a cooling effect or serve as a fragrance agent |
| Cosmetic Industry | Cosmetic Ingredient | Delivers cooling and soothing effects in skincare and cosmetic formulations |
Manufacturing Quality Control of DL-Menthol
| Test Item | Common Testing Methods | Method Overview |
|---|---|---|
| Physical Characteristics | Visual and Olfactory Method | Observe the appearance of menthol (colorless needle-like or prismatic crystals) and its odor (cooling mint aroma) to determine if it matches the pharmacopoeia description. |
| Melting Point | Capillary Melting Point Method | Determine the melting temperature according to the Chinese Pharmacopoeia or USP standards using a melting point apparatus (standard range: 42–45 °C) to assess purity. |
| Specific Optical Rotation | Polarimetry | Measure the specific optical rotation of its ethanol solution using a polarimeter (+48° to +51°), used to identify optical isomer composition and purity. |
| Identification Test | Infrared Spectroscopy (IR) / Thin-Layer Chromatography (TLC) | IR method compares characteristic absorption peaks; TLC method confirms identity by comparing Rf values with reference standards. |
| Related Substances (Impurities) | Gas Chromatography (GC) | Use capillary column separation and FID detector to quantitatively analyze impurities (e.g., isomenthol, menthone), control total impurities ≤0.5%. |
| Assay (Content Determination) | Gas Chromatography (GC) / Non-aqueous Titration | GC internal standard method or area normalization method to quantify main component content (should be ≥99.0%); non-aqueous titration (perchloric acid titration) can also be used for content determination. |
| Heavy Metals | Atomic Absorption Spectroscopy (AAS) / ICP-MS | Detect residual elements such as lead, arsenic, cadmium, and mercury according to pharmacopoeia general chapters, ensuring compliance with limit standards (usually ≤10 ppm). |
| Water Content | Karl Fischer Method | Determine water content in the sample using coulometric or volumetric method (typically ≤0.5%) to prevent moisture-induced instability. |
| Residual Solvents | Headspace Gas Chromatography (HS-GC) | Detect possible residual organic solvents (e.g., ethanol, n-hexane) from the manufacturing process, complying with ICH Q3C guideline limits. |
| Microbial Limits | Plate Count Method / Membrane Filtration Method | Test for total aerobic microbial count, total combined molds and yeasts count, and specified microorganisms (e.g., Escherichia coli, Salmonella) according to pharmacopoeia requirements to ensure microbiological safety. |
Technical Specifications of DL-Menthol
| Test Item | Specification |
|---|---|
| Appearance | White or colorless to almost white crystalline powder |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 41.0–43.5 °C |
| Optical Rotation | -7.0 to -8.5 ° (c=10, in ethanol) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 ppm |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of DL-Menthol
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of DL-Menthol
Packaging of DL-Menthol
Industrial DL-Menthol Procurement FAQ
1. How do you ensure product quality consistency?
We rely on a mature China-based manufacturing system and implement strict batch control and quality inspection for every shipment. Our production process complies with ISO 9001 standards, and a COA is provided for each batch to ensure consistent and reliable quality.
2. Do you offer competitive pricing for bulk orders?
Yes, as a China-based manufacturer and bulk supplier, we provide tiered pricing based on order volume. We support FOB and CIF quotations, as well as L/C payment terms for large transactions to meet international trade requirements.
3. Can you support large-volume or long-term supply?
We have stable production capacity and a well-established supply chain, enabling continuous bulk supply. We support ton-level and container-level orders, as well as long-term cooperation projects.
4. What is your typical lead time?
For in-stock products, shipment can be arranged within 1–3 days. For bulk packaging or customized orders, lead time depends on the specific quantity and production schedule.
5. What documents do you provide?
We can provide complete documentation upon request, including COA, SDS, TDS, and other compliance certificates, meeting industrial procurement and export requirements.
6. Can you customize product specifications or packaging?
Yes, we support customization of parameters such as purity, impurities, residual solvents, and heavy metals. We also offer various bulk packaging options, including 25kg bags, drums, and IBC tanks, suitable for industrial applications and transportation.
7. What shipping options do you support?
We support both FCL (Full Container Load) and LCL (Less than Container Load) shipments, and can flexibly arrange logistics solutions based on order size to meet bulk chemical export needs.
8. Do you provide technical or application support?
Yes, we provide basic application guidance and technical support based on industry experience to help customers optimize product usage.
9. How do you handle compliance and export regulations?
We are familiar with international trade and export regulations, ensuring all products comply with relevant requirements. We also provide complete documentation to support smooth customs clearance and global delivery.
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