3,4,7,8-Tetramethyl-1,10-phenanthroline Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 1660-93-1 |
| Product name | 3,4,7,8-Tetramethyl-1,10-phenanthroline |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeReagent 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 3,4,7,8-Tetramethyl-1,10-phenanthroline
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 3,4,7,8-Tetramethyl-1,10-phenanthroline Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 3,4,7,8-Tetramethyl-1,10-phenanthroline
| Industry | Application | Process |
|---|---|---|
| Chemical Research | Metal ion chelating agent | Used as a polydentate ligand in coordination chemistry to form stable complexes with transition metal ions (e.g., Fe²⁺, Cu²⁺) |
| Analytical Chemistry | Oxidation-reduction indicator | Employed in titration analysis, where its color change upon reaction with metal ions signals the endpoint |
| Materials Science | Synthesis of functional coordination compounds | Used as an organic ligand in constructing metal–organic frameworks (MOFs) or molecular sensors with optoelectronic properties |
| Biochemistry | Model compound for studying enzyme active sites | Applied as a model compound to mimic electron-transfer processes in biological iron–sulfur proteins |
Manufacturing Quality Control of 3,4,7,8-Tetramethyl-1,10-phenanthroline
| Testing Item | Common Testing Method | Method Overview |
|---|---|---|
| Purity Analysis | High-Performance Liquid Chromatography (HPLC) | Utilizes a reversed-phase column with mobile phases of methanol/water or acetonitrile/water, and UV detection (~265 nm) to quantify the main peak purity and assess impurity levels. |
| Structural Confirmation | Nuclear Magnetic Resonance Spectroscopy (NMR) | Analyzes proton (¹H NMR) and carbon (¹³C NMR) chemical shifts and coupling constants to confirm molecular structure and substitution positions. |
| Molecular Weight Verification | Mass Spectrometry (MS) | Determines molecular ion peaks using ESI-MS or EI-MS to verify molecular weight (theoretical value: 238.3 g/mol), supporting structural identification. |
| Melting Point Determination | Capillary Melting Point Method | Measures the melting temperature range (literature value ~190–195°C) to evaluate crystalline purity and batch consistency. |
| Water Content | Karl Fischer Titration | Uses volumetric or coulometric methods to determine trace moisture in samples, ensuring compliance with drying loss requirements (typically <0.5%). |
| Residual Solvents | Gas Chromatography (GC) | Headspace or direct injection with capillary columns for separation and FID detection to quantify common organic solvent residues (e.g., methanol, ethanol). |
| Heavy Metal Residues | Inductively Coupled Plasma Mass Spectrometry (ICP-MS) | After sample digestion, measures residual levels of elements such as As, Pb, Cd, and Hg, meeting pharmacopeial or reagent-grade standards (e.g., <10 ppm). |
| Appearance and Color | Visual Color Comparison | Observes solid form (typically pale yellow to white crystals) and solution clarity, excluding abnormal discoloration or turbidity. |
| UV-Visible Absorption Characteristics | Ultraviolet-Visible Spectrophotometry (UV-Vis) | Scans wavelengths from 200–400 nm to confirm characteristic absorption peaks (e.g., ~265 nm) for identification and concentration calibration. |
| Thermal Stability | Thermogravimetric Analysis (TGA) | Programmed heating under nitrogen atmosphere to monitor onset temperature of mass loss, assessing thermal decomposition behavior and storage stability. |
Technical Specifications of 3,4,7,8-Tetramethyl-1,10-phenanthroline
| Test Item | Specification |
|---|---|
| Appearance | White to light yellow powder or crystals |
| Purity | >=98.5% (GC-MS) |
| Melting Point | 128–132 °C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Identification (NMR) | Consistent with structure |
| 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 3,4,7,8-Tetramethyl-1,10-phenanthroline
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 3,4,7,8-Tetramethyl-1,10-phenanthroline
Safety Information of 3,4,7,8-Tetramethyl-1,10-phenanthroline
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 3,4,7,8-Tetramethyl-1,10-phenanthroline
Industrial 3,4,7,8-Tetramethyl-1,10-phenanthroline 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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