1,3:2,4-Di-p-methylbenzylidene sorbitol Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 54686-97-4 |
| Product name | 1,3:2,4-Di-p-methylbenzylidene sorbitol |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial GradeElectronic 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 1,3:2,4-Di-p-methylbenzylidene sorbitol
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 1,3:2,4-Di-p-methylbenzylidene sorbitol Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 1,3:2,4-Di-p-methylbenzylidene sorbitol
| Industry | Application | Process |
|---|---|---|
| Plastics | Nucleating agent | Added to polypropylene (PP) and polyolefins to promote crystallization, thereby enhancing transparency, stiffness, and heat deflection temperature |
| Packaging materials | Improves mechanical and optical properties | Used as a nucleating agent in injection molding or extrusion processes for food packaging and transparent containers |
| Automotive industry | Enhances heat resistance and dimensional stability | Applied as a nucleating agent in the injection molding of PP components such as interior trim and instrument panels |
| Appliances | Improves surface gloss and impact resistance | Used in injection molding of polypropylene for appliance housings and components |
| Fibers | Improves crystallization rate and fiber strength | Added during polypropylene fiber spinning to promote uniform nucleation, thereby improving fiber orientation and mechanical performance |
Manufacturing Quality Control of 1,3:2,4-Di-p-methylbenzylidene sorbitol
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at 220-230 nm, comparing peak area against a certified reference standard. |
| Related Substances | HPLC-UV | Separation and quantification of impurities using gradient HPLC-UV; individual impurities reported relative to main peak response. |
| Residual Solvents | GC-FID | Headspace GC with flame ionization detection to quantify common solvents (e.g., ethanol, toluene, ethyl acetate) based on calibrated external standards. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric titration using iodine-based reagent to determine trace water content via stoichiometric reaction. |
| Heavy Metals | ICP-OES | Multi-element quantification of Pb, Cd, Hg, As, and Cr after acid digestion and dilution, using plasma emission spectroscopy. |
| Chloride Content | Ion Chromatography | Separation and conductivity detection of chloride ions in aqueous extract; quantified against sodium chloride calibration curve. |
| Sulfated Ash | Gravimetric Analysis | Incineration at 750 C followed by sulfuric acid treatment and final weighing of non-volatile residue. |
| Melting Point | Capillary Melting Point Apparatus | Determination of temperature range at which solid transitions to liquid, using calibrated capillary apparatus per USP <741>. |
| Appearance | Visual Inspection | Assessment of physical state, color, and presence of foreign particles under controlled white light against defined reference standards. |
| Particle Size Distribution | Laser Diffraction | Analysis of dry powder dispersion using laser scattering to report D10, D50, D90 values per ISO 13320. |
| Bulk Density | Tap Density Tester | Measurement of mass per unit volume after standardized tapping (ASTM D1895 Method A). |
| Organic Volatile Impurities (OVI) | GC-MS | Targeted and untargeted screening of low-level volatile organics using gas chromatography coupled with mass spectrometry detection. |
Technical Specifications of 1,3:2,4-Di-p-methylbenzylidene sorbitol
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline solid |
| Purity | >=98.0% (HPLC) |
| Melting Point | 202–206 °C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
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 1,3:2,4-Di-p-methylbenzylidene sorbitol
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 1,3:2,4-Di-p-methylbenzylidene sorbitol
Packaging of 1,3:2,4-Di-p-methylbenzylidene sorbitol
Industrial 1,3:2,4-Di-p-methylbenzylidene sorbitol 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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