Thymidine Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 50-89-5 |
| Product name | Thymidine |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeCosmetic GradeFood Grade |
| Packaging | 25KG/bag500KG/bag1000KG/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 Thymidine
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Thymidine Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Thymidine
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Synthesis of antiviral drugs | Used as an intermediate for nucleoside analogues |
| Biochemical Research | Studies on DNA synthesis and repair | Applied to label DNA molecules for experimental analysis |
| Molecular Biology | Substrate for PCR amplification and sequencing | Incorporated into DNA strands for labeling or modification |
| Agriculture | Development of antiviral agrochemicals | Used to synthesize bioactive derivatives |
| Cosmetics | Functional ingredient addition | Serves as a precursor for cell repair promoters |
Manufacturing Quality Control of Thymidine
| Test Item | Common Test Method | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Observe the color and physical state of the sample under natural or standard lighting to determine if it is a white to off-white powder, and check for any visible foreign matter. |
| Identification | Ultraviolet-Visible Spectrophotometry (UV-Vis) | Perform qualitative analysis based on the characteristic UV absorption of thymidine at a specific wavelength (e.g., around 267 nm), comparing the spectral profile with that of a reference standard. |
| Fourier Transform Infrared Spectroscopy (FTIR) | Acquire the infrared absorption spectrum of the sample and compare it with a reference spectrum to confirm characteristic functional groups in the molecular structure (e.g., pyrimidine ring, glycosidic bond). | |
| Assay | High-Performance Liquid Chromatography (HPLC) | Use a reversed-phase C18 column with water-methanol or buffer salt solution as the mobile phase, and a UV detector (~267 nm) to quantitatively analyze the main component. Purity is calculated using external or internal standard methods. |
| Related Substances (Impurities) | High-Performance Liquid Chromatography (HPLC) | Separate degradation products or synthesis intermediates using gradient or isocratic elution, calculate the area of each impurity peak, and evaluate purity and impurity limits. |
| Water Content | Karl Fischer Titration | Precisely determine the moisture content in the sample by titration. Suitable for trace moisture detection, ensuring compliance with loss on drying requirements. |
| Loss on Drying | Thermogravimetric Analysis (TGA) or Oven Method | Heat the sample at a specified temperature (e.g., 105°C) for a defined period and measure the percentage weight loss to assess the content of volatile components. |
| Sulfated Ash (Residue on Ignition) | Sulfate Ash Method | The sample is charred at high temperature with sulfuric acid treatment, then ignited at 500–600°C until constant weight. The residue is weighed to estimate inorganic impurity content. |
| Heavy Metals | Atomic Absorption Spectroscopy (AAS) or ICP-MS | After digesting the sample, determine residual levels of heavy metals such as lead, cadmium, and mercury using atomic absorption spectroscopy or inductively coupled plasma mass spectrometry (ICP-MS). |
| Microbial Limits | Microbial Limit Test | Perform tests according to pharmacopoeia requirements, including total aerobic microbial count, mold and yeast count, and testing for specified microorganisms (e.g., *Escherichia coli*), to ensure sterility or compliance with acceptance limits. |
| Crystal Form Analysis (if applicable) | X-Ray Diffraction (XRD) | Analyze the crystalline structure of solid samples to identify polymorphic forms and ensure batch-to-batch consistency. |
| Particle Size Distribution (if applicable) | Laser Diffraction Particle Size Analysis | Measure particle size distribution for powdered pharmaceutical materials, which influences solubility and formulation performance. |
Technical Specifications of Thymidine
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.5% (HPLC) |
| Water Content (KF) | <=0.5% |
| Melting Point | 179–183°C |
| Optical Rotation | +18 to +20° (c=1, H2O) |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 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 Thymidine
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Thymidine
Packaging of Thymidine
Industrial Thymidine 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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