1-METHYLBENZOTRIAZOLE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 13351-73-0 |
| Product name | 1-METHYLBENZOTRIAZOLE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial GradeMaterial GradeElectronic GradeSpecialty 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-METHYLBENZOTRIAZOLE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 1-METHYLBENZOTRIAZOLE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 1-METHYLBENZOTRIAZOLE
| Industry | Application | Process |
|---|---|---|
| Metalworking | Corrosion inhibitor | Added to cutting fluids, rust preventive oils, and metal cleaning agents for corrosion protection of copper and its alloys |
| Coatings & Paints | Corrosion-inhibiting additive | Incorporated into coating formulations to enhance corrosion resistance of non-ferrous metals—particularly copper |
| Electronics Industry | Antioxidant / Corrosion inhibitor | Used in cleaning and surface treatment solutions during printed circuit board (PCB) manufacturing to prevent oxidation of copper traces |
| Water Treatment | Corrosion inhibitor | Added to cooling water systems or boiler water to suppress corrosion of copper heat exchangers and piping |
| Chemical Synthesis | Intermediate | Employed as an organic synthesis intermediate for preparing other benzotriazole derivatives or functional materials |
Manufacturing Quality Control of 1-METHYLBENZOTRIAZOLE
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC with UV detection | Quantitative determination based on peak area comparison against a certified reference standard using reversed-phase chromatography and UV absorbance at ~254 nm. |
| Water Content | Karl Fischer titration (coulometric or volumetric) | Electrochemical titration where iodine reacts stoichiometrically with water in an anhydrous solvent system; water content calculated from coulombs consumed or titrant volume. |
| Residue on Ignition | Gravimetric analysis (weight loss on ignition) | Sample is ignited at 700–800 °C to volatilize organic matter; inorganic residue is weighed to determine non-volatile ash content. |
| Heavy Metals (as Pb) | ICP-OES | Multi-element quantification after acid digestion; emission intensities of characteristic atomic lines (e.g., Pb 220.353 nm) are measured and compared to calibration standards. |
| Chloride Impurity | Ion Chromatography (IC) with conductivity detection | Separation of anions on an ion-exchange column followed by quantitative detection via changes in eluent conductivity proportional to chloride concentration. |
| Related Substances (Impurities) | HPLC with UV detection | Separation and quantification of structurally related impurities (e.g., benzotriazole, methylated isomers) using gradient elution and UV detection at specified wavelengths. |
| Melting Point | Capillary melting point apparatus | Thermal transition observed as the temperature range over which solid-to-liquid phase change occurs, determined by controlled heating and visual observation. |
| Appearance | Visual inspection against standard | Assessment of physical state, color, and clarity under controlled lighting conditions per USP/EP general chapter <941>. |
| Acid-Base Impurities (Free Acid/Free Base) | Non-aqueous acid-base titration | Titration in anhydrous solvent (e.g., glacial acetic acid) using perchloric acid or sodium methoxide; endpoint detected potentiometrically or with indicator. |
| Volatile Organic Impurities (e.g., residual solvents) | GC-FID | Separation by gas chromatography followed by flame ionization detection; quantified against internal/external standards per ICH Q3C guidelines. |
| Sulfated Ash | Gravimetric analysis | Sample is charred, treated with sulfuric acid, and ignited at 700–800 °C; residue weight represents inorganic sulfate content. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light passing through a solution; used to detect chiral impurities or confirm enantiomeric identity (though 1-methylbenzotriazole is achiral, method verifies absence of optically active contaminants). |
Technical Specifications of 1-METHYLBENZOTRIAZOLE
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=98.0% (by LC-MS) |
| Melting Point | 85–89 °C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=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-METHYLBENZOTRIAZOLE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 1-METHYLBENZOTRIAZOLE
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Industrial 1-METHYLBENZOTRIAZOLE 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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