Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 234081-98-2 |
| Product name | |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial Grade |
| Packaging | 25KG/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) |
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Documents We Provide for
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of
| Industry | Application | Process |
|---|---|---|
| Chemicals | Lubricant additive | Enhances lubrication performance and reduces coefficient of friction |
| Plastics | Heat stabilizer | Improves thermal stability of plastics and prevents degradation |
| Rubber | Processing aid | Improves rubber mixing and processing performance |
| Textiles | Softener | Enhances fiber softness and antistatic properties |
| Leather | Conditioner | Improves leather flexibility and water resistance |
Manufacturing Quality Control of
| Test Item | Common Testing Method | Method Overview |
|---|---|---|
| Purity | High-Performance Liquid Chromatography (HPLC) | Uses a reversed-phase C18 column and a UV detector (e.g., 210 nm). Quantifies the purity of the main component by comparing retention time and peak area with a reference standard. |
| Assay | Gas Chromatography (GC) | Suitable for volatile or derivatizable samples. Employs FID detector and internal standard method to determine the mass fraction of the target compound in the sample. |
| Structural Confirmation | Nuclear Magnetic Resonance Spectroscopy (NMR) | Uses ¹H-NMR and ¹³C-NMR to analyze hydrogen and carbon atomic environments, confirming molecular structure, substitution patterns, and isomerism. |
| Molecular Weight and Impurity Profile | Mass Spectrometry (MS) / LC-MS | Combines electrospray ionization (ESI) or APCI with liquid chromatography to accurately determine molecular weight, fragmentation patterns, and identify trace impurities. |
| Moisture Content | Karl Fischer Titration | Uses electrochemical titration to accurately measure trace moisture in samples, which is critical for assessing the stability of ester compounds. |
| Residual Solvents | Headspace Gas Chromatography (HS-GC) | Heats the sample to release volatile organic solvents, which are then detected by GC-FID or GC-MS, ensuring compliance with ICH Q3C guidelines for residual solvent limits. |
| Appearance and Color | Visual Inspection / Colorimeter | Checks for clarity, transparency, and presence of foreign particles by visual inspection; uses a colorimeter to quantify color metrics (e.g., APHA or Gardner scale). |
| Acid Value / Free Acid Content | Acid-Base Titration | Titrates free carboxylic acids using phenolphthalein as indicator and standardized NaOH solution, assessing degree of hydrolysis or by-products from synthesis. |
| Melting Point / Freezing Point | Capillary Melting Point Apparatus / Differential Scanning Calorimetry (DSC) | Determines phase transition temperatures to assist in evaluating purity and crystalline form consistency. DSC also provides thermodynamic parameters such as enthalpy. |
| Heavy Metal Residues | Inductively Coupled Plasma Mass Spectrometry (ICP-MS) | Highly sensitive detection of elemental impurities such as lead, arsenic, cadmium, and mercury, ensuring compliance with pharmacopeial or REACH regulatory limits. |
Technical Specifications of
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | >=98.5% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Melting Point | 72-76°C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Acid Value (mg KOH/g) | <=2.0 mg KOH/g |
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
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of
Packaging of
Industrial 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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