China Factory Direct
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| CAS number | 108-33-8 |
| Product name | 2-Amino-5-methyl-1,3,4-thiadiazole |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial GradeReagent 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 |
|---|---|---|
| Pharmaceuticals | Intermediate in drug synthesis | Introduced into drug molecular structures via organic synthesis reactions |
| Pesticides | Synthesis of insecticides or herbicides | Acts as a heterocyclic compound in pesticide molecule construction |
| Materials Science | Preparation of functional or polymeric materials | Processed via polymerization or other chemical modification methods |
| Chemical Reagents | Analytical or laboratory reagent | Used directly in laboratory chemical reactions or analytical testing |
| Dye Industry | Synthesis of dyes or pigments | Serves as a key heterocyclic component in dye molecular structures |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC with UV detection | Quantitative determination based on peak area comparison against a certified reference standard using reversed-phase chromatography. |
| Moisture Content | Karl Fischer titration | Electrochemical titration where iodine reacts stoichiometrically with water in a methanol-based solvent system. |
| Residue on Ignition | Gravimetric analysis | Mass of non-volatile inorganic residue measured after high-temperature ashing at 700-800 C. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of total heavy metals via flame or graphite furnace AAS after acid digestion and chelation. |
| Chloride Impurity | Ion Chromatography (IC) | Separation and quantification of chloride anions using suppressed conductivity detection after aqueous extraction. |
| Sulfate Impurity | Barium sulfate gravimetric method | Precipitation of sulfate as BaSO4 under controlled pH, followed by filtration and weighing of dried precipitate. |
| Related Substances | HPLC with diode array detection | Identification and quantification of structurally similar impurities using gradient elution and spectral matching. |
| Melting Point | Capillary melting point apparatus | Thermal transition observed as the temperature range over which solid-to-liquid phase change occurs under controlled heating. |
| pH of Aqueous Solution | Potentiometric pH measurement | Determination of hydrogen ion activity in a saturated aqueous suspension using a calibrated glass electrode. |
| Solvent Residues (e.g., methanol, acetone) | Gas Chromatography (GC) with FID | Volatile organic residues separated on a capillary column and detected by flame ionization. |
| Iron (Fe) Content | ICP-OES | Multi-element quantification after microwave-assisted acid digestion using plasma-excited atomic emission. |
| Appearance | Visual inspection | Assessment of physical state, color, and presence of visible particulates or discoloration under standardized lighting. |
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.0% (by LC-MS) |
| Melting Point | 178–182°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.1% |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Warning |
| Safety Data Sheet | |
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.