China Factory Direct
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| CAS number | 91000-53-2 |
| Product name | N-[Tris(hydroxymethyl)methyl]-3-aminopropanesulfonic acid sodium salt |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeIndustrial GradeSpecialty 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) |
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 |
|---|---|---|
| Chemical Additives | Used as a high-efficiency chelating agent for metal ion removal in water treatment | Added to cooling water and boiler water systems, where it forms stable complexes with metal ions such as calcium and magnesium to prevent scale formation |
| Personal Care Products | Used as a surfactant and thickener in personal care formulations | Incorporated into shampoos, body washes, and similar products to enhance foaming performance and improve formulation stability |
| Textile Dyeing and Printing | Used as a dye auxiliary to improve dyeing uniformity and color fixation | Combined with dye molecules during dyeing to minimize dye migration and enhance color fastness |
| Oilfield Chemicals | Used in drilling and completion fluids to control rheology and inhibit metal corrosion | Maintains system stability under high-temperature, high-pressure conditions to prevent equipment blockage caused by metal ion precipitation |
| Pharmaceuticals and Biotechnology | Used as a pharmaceutical excipient to enhance drug solubility and bioavailability | Employed as a solvent or stabilizer in oral dosage forms to facilitate active ingredient dispersion and absorption |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Acid-Base Titration | Quantifies active ingredient by titration with standardized HCl using bromocresol green indicator. |
| Water Content | Karl Fischer Titration | Measures water via coulometric or volumetric reaction between water and iodine in pyridine-methanol medium. |
| pH (1% aqueous solution) | Potentiometric pH Measurement | Determines hydrogen ion activity using calibrated glass electrode in aqueous solution. |
| Sodium Content | Flame Photometry | Quantifies Na+ based on emission intensity at 589 nm upon atomization in flame. |
| Heavy Metals (as Pb) | Colorimetric Sulfide Precipitation | Compares sample color after sulfide treatment with lead standard under controlled pH and conditions. |
| Chloride Impurity | Potentiometric Titration with AgNO3 | Measures Cl- by argentometric titration using silver nitrate and silver-sulfide electrode. |
| Sulfate Impurity | Gravimetric Analysis | Precipitates sulfate as BaSO4, followed by drying and weighing of the insoluble residue. |
| Residue on Ignition | Gravimetric Analysis | Measures non-volatile inorganic residue after high-temperature ashing at 700-800 C. |
| Organic Impurities (Related Substances) | HPLC-UV | Separates and quantifies impurities using reversed-phase chromatography and UV detection at 210 nm. |
| Appearance (Solution Clarity) | Visual Inspection | Evaluates clarity and absence of particulates by visual comparison against water in matched tubes under controlled lighting. |
| Specific Optical Rotation | Polarimetry | Measures rotation of plane-polarized light induced by chiral centers in solution at specified concentration and path length. |
| Microbial Contamination | Membrane Filtration | Detects aerobic microorganisms by filtration, membrane transfer to agar, and colony enumeration after incubation. |
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.3% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 ppm |
| Identification (NMR) | Consistent with structure |
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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.