China Factory Direct
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| CAS number | 3715-29-5 |
| Product name | Sodium 3-methyl-2-oxobutanoate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeReagent GradeFood Grade |
| Packaging | 25KG/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 | As a branched-chain amino acid metabolic intermediate for studying diagnostic and therapeutic mechanisms of metabolic disorders (e.g., maple syrup urine disease) | Biochemical analysis, in vitro metabolic experiments |
| Research | As a biochemical reagent for studying amino acid metabolic pathways and enzyme kinetics | Enzymatic reaction system setup, metabolic labeling experiments |
| Nutrition | As a precursor ingredient in nutritional supplements for developing foods for special medical purposes (FSMP) | Trace addition, formulation blending |
| Biotechnology | As a carbon source or metabolic modulator in cell culture media to support growth of specific cell lines | Cell culture medium preparation, metabolically regulated cultivation |
| Detection Item | Common Analytical Method | Method Overview |
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| Assay (Purity) | Acid-Base Titration | Quantifies sodium salt content by titration with standardized HCl using phenolphthalein indicator. |
| Water Content | Karl Fischer Titration | Measures trace water via coulometric or volumetric reaction between water and Karl Fischer reagent. |
| Residue on Ignition | Gravimetric Analysis | Determines inorganic ash content by high-temperature incineration followed by weighing of residue. |
| Chloride Impurity | Ion Chromatography (IC) | Separates and quantifies chloride ions using anion-exchange column and conductivity detection. |
| Sulfate Impurity | Barium Sulfate Gravimetry | Precipitates sulfate as BaSO4 and determines mass after filtration and drying. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantifies total heavy metals by flame or graphite furnace AAS after acid digestion. |
| Related Substances | High Performance Liquid Chromatography (HPLC) | Separates and quantifies structurally related impurities using reversed-phase C18 column and UV detection. |
| pH (1% aqueous solution) | pH Potentiometry | Measures hydrogen ion activity using calibrated pH electrode in a standardized aqueous solution. |
| Sodium Content | Flame Photometry | Quantifies Na+ concentration based on characteristic emission intensity at 589 nm in flame. |
| Loss on Drying | Thermogravimetric Analysis (TGA) | Determines volatile matter by measuring mass loss upon heating to 105 C under controlled conditions. |
| Appearance | Visual Inspection | Assesses physical state, color, and presence of foreign particles against established reference standards. |
| Solubility | Qualitative Solubility Test | Evaluates complete dissolution in specified solvents (e.g., water, methanol) under defined temperature and agitation conditions. |
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | >=98.5% (by NMR) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.0% |
| Single Impurity | <=0.3% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.1% |
| Optical Rotation | -1.0 to +1.0 deg (c=1, H2O) |
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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.