China Factory Direct
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| CAS number | 79128-08-8 |
| Product name | 1,3-DIISOPROPOXYBENZENE, 97% |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Electronic GradeMaterial GradeReagent 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) |
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 |
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| Pharmaceuticals | Intermediate in the synthesis of pharmaceuticals or bioactive molecules | Used in organic synthesis and catalytic reactions |
| Electronic Materials | Functional component in liquid crystal materials or electronic devices | Applied in chemical vapor deposition and molecular assembly |
| Chemical Manufacturing | Solvent or reaction medium in condensation, polymerization, and related reactions | Employed in high-temperature, high-pressure reactions and distillation purification |
| Research & Development | Laboratory reagent for methodology development in organic synthesis | Used in conventional organic synthesis and chromatographic separation |
| Fine Fragrances & Flavors | Precursor in the synthesis of specific aromatic compounds | Applied in esterification, oxidation, and related reactions |
| Detection Item | Common Analytical Method | Method Overview |
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| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantifies 1,3-diisopropoxybenzene peak area against a calibration curve using an internal or external standard. |
| Water Content | Karl Fischer Titration | Measures water via coulometric or volumetric titration based on the stoichiometric reaction of iodine with water in pyridine/methanol medium. |
| Residue on Ignition | Gravimetric Analysis | Determines non-volatile inorganic impurities by incinerating sample at 700-800 C and weighing residual ash. |
| Acid Value | Acid-Base Titration with NaOH | Neutralizes acidic impurities (e.g., residual phenol or carboxylic acids) using standardized sodium hydroxide solution and phenolphthalein indicator. |
| Color | Visual Comparison or Spectrophotometry (APHA/Pt-Co scale) | Evaluates color intensity by comparing sample solution to platinum-cobalt standard solutions or measuring absorbance at 455 nm. |
| Specific Gravity | Digital Density Meter | Determines density relative to water at 20/20 C using oscillating U-tube principle. |
| Refractive Index | Refractometry | Measures bending of light through liquid sample at 20 C using calibrated Abbe refractometer. |
| Heavy Metals (as Pb) | ICP-OES | Quantifies total heavy metal content after acid digestion by detecting atomic emission spectra of elements in plasma. |
| Chloride Content | Ion Chromatography (IC) | Separates and quantifies chloride ions using anion-exchange column and conductivity detection. |
| Non-Volatile Residue | Evaporation and Gravimetry | Determines residue left after evaporating fixed volume under controlled temperature and pressure, then weighing. |
| Related Substances | GC-MS or HPLC-DAD | Identifies and quantifies structurally related impurities (e.g., mono-substituted isomers, diisopropylphenol) using retention time and spectral matching. |
| Odor | Sensory Evaluation | Assesses presence of off-odor compounds by trained personnel under standardized conditions per USP <1092>. |
| Test Item | Specification |
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| Appearance | Yellow liquid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.505–1.515 |
| Relative Density (20°C/25°C) | 0.97–0.99 g/cm³ |
| Odor | Characteristic aromatic 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.