China Factory Direct
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| CAS number | 123968-25-2 |
| Product name | ANTIOXIDANT TRUELICHT GS |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial 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 |
|---|---|---|
| Plastics Processing | Antioxidant and thermal stabilization of polyolefin resins, such as polyethylene (PE) and polypropylene (PP) | Added during polymerization or extrusion pelletizing |
| Rubber Industry | Enhances heat aging resistance of synthetic rubbers, such as ethylene propylene diene monomer (EPDM) and styrene-butadiene rubber (SBR) | Incorporated during compounding or vulcanization |
| Fiber Manufacturing | Improves thermo-oxidative stability of chemical fibers, such as polypropylene fiber | Added to the polymer melt prior to melt spinning |
| Coatings and Inks | Prevents oxidative degradation and discoloration of coatings and inks during processing and service life | Dispersed into coating or ink formulations |
| Adhesives | Extends service life and enhances thermal stability of adhesives, particularly hot-melt types | Blended into adhesive formulations during preparation |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies GS concentration by UV absorption at characteristic wavelength using reverse-phase chromatography with external standard calibration. |
| Appearance | Visual Inspection | Assesses physical state, color, and presence of visible particulates or phase separation under controlled lighting. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range at which solid GS transitions to liquid using capillary tube and calibrated thermometer. |
| Moisture Content | Karl Fischer Titration | Measures water content via coulometric or volumetric titration based on iodine-sulfur dioxide reaction in anhydrous methanol medium. |
| Residue on Ignition | Gravimetric Analysis | Quantifies non-volatile inorganic impurities by weighing residue remaining after high-temperature ashing in a muffle furnace. |
| Heavy Metals (as Pb) | ICP-OES | Simultaneously detects trace heavy metals by measuring atomic emission intensities of plasma-excited elements. |
| Chloride Content | Potentiometric Titration with AgNO3 | Determines chloride ions via argentometric titration using silver nitrate and a silver indicator electrode. |
| Acid Value | Acid-Base Titration | Measures free carboxylic acid groups by titration with standardized KOH solution using phenolphthalein indicator. |
| Volatile Matter | Thermogravimetric Analysis (TGA) | Quantifies mass loss below 200 C under nitrogen atmosphere to assess low-boiling impurities and solvents. |
| Particle Size Distribution | Laser Diffraction | Analyzes size distribution of dry powder using Mie scattering theory applied to laser light diffraction patterns. |
| Bulk Density | ASTM D1895 Method A | Determines mass per unit volume of freely settled material using a calibrated cylinder and balance. |
| Microbial Limits | Membrane Filtration and Plate Count | Detects aerobic microorganisms by filtration, membrane transfer to agar media, and colony enumeration after incubation. |
| Test Item | Specification |
|---|---|
| Appearance | White to light yellow powder or crystals |
| Purity | >=98.0% (LC-MS) |
| Water Content (KF) | <=0.5% |
| Melting Point | 142-146°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
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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.