5-Mercapto-1H-tetrazole-1-methanesulfonic acid disodium salt Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 66242-82-8 |
| Product name | 5-Mercapto-1H-tetrazole-1-methanesulfonic acid disodium 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) |
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Documents We Provide for 66242-82-8
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 66242-82-8 Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 66242-82-8
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Antibacterial drug intermediate; used to construct the side chain of cephalosporin antibiotics (e.g., cefotiam) | In semisynthetic cephalosporin production, coupled with 7-ACA or 7-ADCA via condensation to install the C3 side chain |
| Pharmaceuticals | Potential active molecular probe in anticancer drug research | Acts as a multifunctional heterocyclic ligand containing thiol and sulfonic acid groups, employed in metal complex synthesis and biological activity screening |
| Chemicals | Organic synthesis reagent for constructing sulfur- and nitrogen-containing heterocycles | Undergoes alkylation with alkyl halides under basic conditions or addition reactions with unsaturated bonds |
Manufacturing Quality Control of 66242-82-8
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reversed-phase HPLC with UV detection at 254 nm, calibrated against certified reference standard. |
| Related Substances | HPLC-UV | Separation and quantification of impurities using gradient HPLC-UV; identification based on retention time matching and peak area normalization. |
| Water Content | Karl Fischer Titration | Electrochemical titration with iodine reagent to quantify water content based on stoichiometric reaction with iodine and sulfur dioxide. |
| Residue on Ignition | Gravimetric Analysis | Heating sample to 700-800 C to combust organic matter, then weighing inorganic residue as percentage of original mass. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-MS | Multi-element quantification after acid digestion using inductively coupled plasma mass spectrometry with isotope dilution or external calibration. |
| Chloride Impurity | Ion Chromatography | Separation and quantification of chloride anion using suppressed conductivity detection with carbonate/bicarbonate eluent. |
| Sodium Content | Flame Photometry | Measurement of sodium-specific emission intensity at 589 nm after nebulization of aqueous sample solution. |
| pH of Aqueous Solution | Potentiometric Titration | Measurement of hydrogen ion activity using calibrated glass electrode in 1% w/v aqueous solution at 25 C. |
| Sulfate Impurity | Barium Sulfate Gravimetry | Precipitation of sulfate as BaSO4 under controlled acidity and temperature, followed by ignition and gravimetric determination. |
| Organic Volatile Impurities | GC-FID | Headspace or direct injection GC with flame ionization detection to quantify residual solvents per ICH Q3C guidelines. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered light intensity pattern from dispersed particles to calculate volume-based size distribution. |
| Microbial Limits | Membrane Filtration | Enumeration of aerobic microorganisms via filtration, membrane transfer to culture media, and colony counting after incubation. |
Technical Specifications of 66242-82-8
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Residue on Ignition | <=0.2% |
| Heavy Metals | <=20 ppm |
| Identification (NMR) | Conforms to reference standard |
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 66242-82-8
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of 66242-82-8
Industrial 66242-82-8 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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