TPP Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 917-23-7 |
| Product name | TPP |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial 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 TPP
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk TPP Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of TPP
| Industry | Application | Process |
|---|---|---|
| Catalytic Chemistry | Photocatalyst for organic synthesis reactions (e.g., photoinduced oxidation) | Photocatalytic reaction system |
| Analytical Chemistry | Reagent for metal ion analysis (e.g., trace copper, lead, and zinc determination) | Spectrophotometry |
| Pharmaceutical Research | Photosensitizer in photodynamic therapy (PDT) for anticancer research | Cellular phototoxicity assay |
| Materials Science | Organic semiconductor material (for organic solar cells and organic light-emitting diodes, OLEDs) | Vacuum thermal evaporation, solution spin-coating |
| Materials Science | Chlorophyll-mimicking model compound for light energy conversion | Artificial photosynthesis system research |
| Electrochemistry | Electrode modifier (for electrochemical sensors or electrocatalysis) | Electrode self-assembly / drop-casting |
| Fine Chemicals | Colorant or functional dye in inks and coatings | Dissolution and mixing process |
Manufacturing Quality Control of TPP
| Test Item | Common Testing Method | Method Overview |
|---|---|---|
| Purity | High-Performance Liquid Chromatography (HPLC) | Using a reverse-phase C18 column with methanol/water or acetonitrile/water as the mobile phase, and a UV detector (e.g., near 410 nm) for detection. The main component content is calculated using the peak area normalization method to assess the sample purity. |
| Structure Confirmation | Nuclear Magnetic Resonance Spectroscopy (NMR) | Using ¹H NMR and ¹³C NMR to determine the characteristic chemical shifts of tetraphenylporphyrin, verifying its molecular structure and substituent positions to ensure correct synthesis of the target compound. |
| Molecular Weight Confirmation | Mass Spectrometry (MS) | Using electrospray ionization (ESI-MS) or matrix-assisted laser desorption/ionization time-of-flight mass spectrometry (MALDI-TOF MS) to measure the molecular ion peak and confirm whether the molecular weight matches the theoretical value (C₄₄H₃₀N₄, theoretical molecular weight: 614.73). |
| UV-Visible Absorption Characteristics | UV-Visible Spectrophotometry (UV-Vis) | Measuring the Soret band (~418 nm) and Q bands (500–650 nm) in organic solvents (such as chloroform, DMF) to identify and preliminarily evaluate the conjugated structure integrity. |
| Residual Solvent | Gas Chromatography (GC) | According to ICH Q3C guidelines, using headspace or direct injection GC-FID to detect residual organic solvents (such as dichloromethane, methanol, pyridine, etc.) from synthesis or purification processes. |
| Dry Loss | Thermogravimetric Analysis (TGA) or Loss on Drying | Drying the sample at a specified temperature (e.g., 105°C) until constant weight to determine the mass loss and assess the water and volatile impurity content. |
| Residue on Ignition/Total Ash | Residue on Ignition Test | Heating the sample at a high temperature (usually 700–800°C), then weighing the residual inorganic matter to control the level of inorganic impurities. |
| Elemental Analysis | Elemental Analyzer (CHNS/O) | Determining the actual content of C, H, and N elements, and comparing them with theoretical values (C: 85.96%, H: 4.92%, N: 9.11%) to verify the consistency of the compound composition. |
Technical Specifications of TPP
| Test Item | Specification |
|---|---|
| Appearance | Blue solid |
| Purity | >=98.0% (by NMR) |
| Melting Point | 215–220 °C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Identification (NMR) | Conforms to reference spectrum |
| Identification (IR) | Conforms to reference spectrum |
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 TPP
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of TPP
Packaging of TPP
Industrial TPP 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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