China Factory Direct
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| CAS number | 154-85-8 |
| Product name | 6-CARBOXY-2,4-DIHYDROXYPYRIMIDINE MONOSODIUM SALT |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeIndustrial GradeSpecialty 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) |
Based on current marketvolatility and material availability.
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
| Industry | Application | Process |
|---|---|---|
| Pesticides | Synthesis of pyrethroid insecticides | Used as an intermediate in substitution reactions |
| Pharmaceuticals | Synthesis of antiviral drugs | Used as an intermediate in condensation reactions |
| Dyes | Synthesis of azo dyes | Used as an intermediate in coupling reactions |
| Fine chemicals | Synthesis of fragrances, surfactants, etc. | Used as an intermediate in addition reactions |
| Detection Item | Common Analytical Method | Method Overview |
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| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at 210-230 nm, comparing peak area against a certified reference standard. |
| Water Content | Karl Fischer Titration | Electrochemical titration based on the reaction of iodine with water in a methanol-based solvent system. |
| Residual Solvents | GC-FID | Separation and quantification of volatile organic solvents using capillary gas chromatography with flame ionization detection. |
| Heavy Metals | ICP-OES | Multi-element detection after acid digestion by measuring atomic emission intensities in an inductively coupled plasma. |
| Chloride Impurity | Ion Chromatography | Anion separation on a high-capacity resin column with suppressed conductivity detection. |
| Sodium Content | Flame Photometry | Quantification based on the characteristic emission intensity of sodium atoms in a flame at 589 nm. |
| Related Substances | HPLC-UV | Identification and quantification of structurally related impurities using gradient HPLC with UV detection. |
| pH (1% aqueous solution) | Potentiometric Titration | Measurement of hydrogen ion activity using a calibrated pH electrode in a standardized aqueous suspension. |
| Loss on Drying | Gravimetric Analysis | Determination of volatile matter by measuring mass loss after drying at 105 C under controlled conditions. |
| Residue on Ignition | Sulfated Ash Test | Quantification of non-volatile inorganic residue after ignition at 600-700 C following sulfuric acid treatment. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity to determine volume-based particle size distribution in a dispersed slurry. |
| Microbial Contamination | Membrane Filtration | Enumeration of aerobic microorganisms by filtration, membrane transfer to culture media, and colony counting after incubation. |
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 215-220°C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=20 ppm |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
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.