5,5'-methylenebis(1H-benzotriazole) Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 15805-10-4 |
| Product name | 5,5'-methylenebis(1H-benzotriazole) |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial GradeElectronic Grade |
| Packaging | 5KG/bag25KG/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 5,5'-methylenebis(1H-benzotriazole)
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 5,5'-methylenebis(1H-benzotriazole) Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 5,5'-methylenebis(1H-benzotriazole)
| Industry | Application | Process |
|---|---|---|
| Coatings | UV stabilizer | Added to coating formulations to enhance weather resistance |
| Plastics | UV absorber | Added during plastic processing to prevent photodegradation |
| Paints | Improves weather resistance and anti-aging performance | Used in formulations for outdoor paints |
| Textiles | Light stabilizer | Added during textile treatment to improve UV resistance |
| Rubber | Prevents UV-induced degradation | Used as an additive in rubber product manufacturing |
| Electronics | Antioxidant and light stabilizer | Used in electronic component encapsulation materials |
| Chemical Industry | Synthetic intermediate | Serves as an intermediate in the synthesis of other organic compounds |
Manufacturing Quality Control of 5,5'-methylenebis(1H-benzotriazole)
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at 254 nm, comparing peak area against a certified reference standard. |
| Related Substances | HPLC-UV | Separation and quantification of impurities (e.g., benzotriazole, formaldehyde adducts) using gradient HPLC-UV with system suitability criteria. |
| Moisture Content | Karl Fischer Titration | Volumetric or coulometric titration with iodine-based reagent to determine water content based on stoichiometric reaction with iodine and sulfur dioxide. |
| Residue on Ignition | Gravimetric Analysis | Heating sample at 700-750 C to constant weight and measuring non-volatile inorganic residue as percentage of original mass. |
| Heavy Metals (as Pb) | ICP-OES | Multi-element quantification after acid digestion; detection based on characteristic atomic emission spectra intensities. |
| Chloride Impurity | Ion Chromatography | Separation of chloride anions on anion-exchange column with suppressed conductivity detection. |
| Melting Point | Capillary Melting Point Apparatus | Determination of temperature range at which solid transitions to liquid, following USP <741> or ASTM D1565. |
| Appearance | Visual Inspection | Assessment of physical state and color against established reference standards under controlled lighting conditions. |
| Solubility in Common Solvents | Qualitative Dissolution Test | Observation of complete dissolution in specified solvents (e.g., acetone, THF) at defined concentrations and temperatures. |
| pH of Aqueous Suspension | pH Meter Measurement | Measurement of pH in a defined suspension (e.g., 1% w/v in water) using calibrated pH electrode per ISO 787-9. |
| Bulk Density | ASTM D1895 Method A | Determination of mass per unit volume for freely flowing powder using a calibrated cylinder and tapping procedure. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity versus angle to derive particle size distribution based on Mie theory. |
Technical Specifications of 5,5'-methylenebis(1H-benzotriazole)
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.5% |
| Melting Point | 140–144 °C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=20 ppm |
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 5,5'-methylenebis(1H-benzotriazole)
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 5,5'-methylenebis(1H-benzotriazole)
Safety Information of 5,5'-methylenebis(1H-benzotriazole)
| Pictograms |  |
| Signal Word | Danger |
| Safety Data Sheet | |
Packaging of 5,5'-methylenebis(1H-benzotriazole)
Industrial 5,5'-methylenebis(1H-benzotriazole) 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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