3-Methylphenyl isothiocyanate Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 621-30-7 |
| Product name | 3-Methylphenyl isothiocyanate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeReagent GradeIndustrial 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) |
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Documents We Provide for 3-Methylphenyl isothiocyanate
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 3-Methylphenyl isothiocyanate Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 3-Methylphenyl isothiocyanate
| Industry | Application | Process Description |
|---|---|---|
| Pharmaceuticals | Pharmaceutical intermediates | Used as a key intermediate in the synthesis of certain antitumor and antibacterial agents |
| Agrochemicals | Synthesis of fungicides and insecticides | Employed as an organosulfur compound in the preparation of pesticide active ingredients |
| Chemical Synthesis | Synthesis of isothiocyanate derivatives | Applied in the preparation of functional thio-compounds via nucleophilic substitution or addition reactions |
| Materials Science | Precursor for functional materials | Utilized in the preparation of sulfur-containing functional materials or polymeric intermediates |
| Analytical Chemistry | Chemical reagent | Used for detection and derivatization of amino-containing compounds, such as in amino acid analysis |
Manufacturing Quality Control of 3-Methylphenyl isothiocyanate
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantitative determination based on peak area comparison against a certified reference standard using a non-polar capillary column. |
| Water Content | Karl Fischer Titration (Coulometric) | Electrochemical titration where iodine is generated in situ to react stoichiometrically with water; endpoint detected amperometrically. |
| Acid Value | Acid-Base Titration (NaOH standard solution) | Neutralization of acidic impurities (e.g., residual carboxylic acids) with standardized sodium hydroxide solution using phenolphthalein indicator. |
| Color (APHA) | Visual Comparison or Spectrophotometric Measurement at 455 nm | Comparison of sample color intensity against platinum-cobalt standard solutions or measurement of absorbance at 455 nm in a 10-mm cell. |
| Residue on Ignition | Gravimetric Analysis (Weight Loss on Ignition) | Heating the sample at 700-800 C to volatilize organic matter, then weighing the inorganic residue remaining. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) after wet digestion | Sample decomposition by acid digestion followed by quantification of total heavy metals via flame or graphite furnace AAS at characteristic wavelengths. |
| Chloride Content | Potentiometric Titration with AgNO3 | Titration with silver nitrate solution using a silver indicator electrode; endpoint determined from inflection in potential vs. volume curve. |
| Density at 20 C | Digital Density Meter (Oscillating U-tube) | Measurement of sample density based on resonant frequency shift of a vibrating U-shaped tube filled with the liquid. |
| Refractive Index at 20 C | Refractometry (Abbe Refractometer) | Determination of refractive index by measuring critical angle of total internal reflection of sodium D-line light (589 nm). |
| Residual Solvents (e.g., toluene, acetone) | Gas Chromatography (GC) with Headspace Sampling | Headspace GC analysis using a polar column and FID detection to quantify volatile organic solvents based on calibrated response factors. |
| Sulfur Content | Combustion IC (Ion Chromatography after oxidation) | High-temperature combustion converts sulfur compounds to sulfate, which is then separated and quantified by suppressed conductivity detection. |
| Appearance | Visual Inspection in Clear Glass Container | Assessment of physical state, clarity, and presence of suspended particles or phase separation under controlled white-light illumination. |
Technical Specifications of 3-Methylphenyl isothiocyanate
| Test Item | Specification |
|---|---|
| Appearance | Light orange to yellow to green clear liquid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.605–1.615 |
| Relative Density (20°C/25°C) | 1.140–1.155 g/cm³ |
| Odor | Characteristic pungent odor |
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 3-Methylphenyl isothiocyanate
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 3-Methylphenyl isothiocyanate
Packaging of 3-Methylphenyl isothiocyanate
Industrial 3-Methylphenyl isothiocyanate 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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