China Factory Direct
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| CAS number | 992-78-9 |
| Product name | Ubiquinol |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial Grade |
| Packaging | 25KG/bag500KG/bag1000KG/bag |
| 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) |
Based on current marketvolatility and material availability.
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
| Industry | Application | Process |
|---|---|---|
| Chemical Intermediates | Synthetic precursor for vitamin B5 (pantothenic acid) and panthenol | Serves as a key intermediate in the chemical synthesis of pantothenic acid or panthenol derivatives. |
| Personal Care & Cosmetics | Skin and hair conditioning agent; moisturizer | Incorporated into emulsion, shampoo, and conditioner formulations to penetrate the stratum corneum of skin or hair, delivering moisturization and restorative effects. |
| Pharmaceuticals | Pharmaceutical excipient and active pharmaceutical ingredient (API) precursor | Used in the preparation of pantothenic acid-based drugs and incorporated into formulation processes for wound-healing ointments or ophthalmic solutions. |
| Biochemical Research | Reagent for enzymology studies | Employed as a substrate or inhibitor in studies of the coenzyme A biosynthetic pathway. |
| Test Item | Common Test Methods | Method Overview |
|---|---|---|
| Assay | High-Performance Liquid Chromatography (HPLC) | Uses a reversed-phase column with a mobile phase of methanol-water or buffer salt system, and a UV detector (e.g., 205–210 nm) for quantitative analysis of panthenol content, offering high sensitivity and good reproducibility. |
| Related Substances / Impurities | HPLC (Gradient Elution) | Separates the main component from related impurities (e.g., pantothenic acid, degradation products) by optimizing the gradient program, used to evaluate purity and impurity limits. |
| Loss on Drying | Drying Method (Pharmacopoeia Standard) | Sample is dried at a specified temperature (e.g., 105°C) to constant weight; the percentage of mass loss is calculated to assess moisture and volatile content. |
| Specific Optical Rotation | Polarimetry | Measures the optical rotation of a solution of defined concentration under the sodium D-line, used for identification of optical activity and determination of isomer composition (e.g., D-panthenol as the main form). |
| pH Value | pH Meter Method | A solution of defined concentration is prepared and the pH is directly measured using a calibrated pH meter, ensuring compliance with formulation requirements (typically neutral to slightly alkaline). |
| Residual Solvents | Gas Chromatography (GC) | Headspace or direct injection is used, separation is performed using a capillary column, and residual organic solvents (e.g., methanol, ethanol) are quantified using an FID or MS detector. |
| Heavy Metals | Atomic Absorption Spectroscopy (AAS) or ICP-MS | After sample digestion, total content of elements such as lead, arsenic, mercury, and cadmium is determined to ensure compliance with pharmacopoeia or cosmetic safety limits. |
| Microbial Limits | Pharmacopoeia Microbiological Testing Method | Includes total aerobic microbial count, total combined molds and yeasts count, and tests for specified microorganisms (e.g., Escherichia coli, Staphylococcus aureus) to ensure hygienic safety. |
| Appearance and Characteristics | Visual and Physicochemical Observation | Observe whether color (should be colorless to pale yellow), physical state (viscous liquid or crystalline solid), and odor conform to the standard description. |
| Melting Point (if solid) | Capillary Melting Point Determination | Determines the melting temperature range of solid panthenol samples, used as a physical constant for identification and preliminary purity assessment. |
| Test Item | Specification |
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| Appearance | Clear, colorless to pale yellow liquid |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Refractive Index (n20/D) | 1.475–1.485 |
| Relative Density (20°C/25°C) | 0.930–0.950 g/cm³ |
| Acid Value (mg KOH/g) | <=1.0 |
| Color (APHA/Pt-Co) | <=30 |
| Odor | Characteristic mild odor |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
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.