China Factory Direct
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| CAS number | 600-21-5 |
| Product name | N-ME-DL-ALA-OH HCL |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical 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 |
|---|---|---|
| Biomedical Research | Competitive inhibitor of nitric oxide synthase (NOS), used in studies of the NO signaling pathway and endothelial function | Direct addition to culture medium in vitro or intraperitoneal administration in animal models |
| Pharmaceutical Development | Used as a candidate compound or tool molecule for target validation in cardiovascular disease, inflammation, and neurodegenerative disorders | High-throughput screening, enzyme kinetic analysis, and pharmacodynamic evaluation |
| Diagnostics Reagent Development | Used as a positive control or reference standard in NOS activity assay kits | Employed with substrates such as NADPH and L-arginine in colorimetric or fluorometric NOS activity assays |
| Detection Item | Common Analytical Method | Method Overview |
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| Assay (Purity) | HPLC-UV | Quantitative determination using reversed-phase HPLC with UV detection at 200-220 nm based on peak area comparison against reference standard. |
| Related Substances | HPLC-UV | Separation and quantification of structurally related impurities (e.g., L-arginine, N-acetyl-L-arginine) using gradient HPLC-UV. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric titration measuring water via iodine-sulfur dioxide reaction in anhydrous methanol/pyridine medium. |
| Residue on Ignition | Gravimetric Analysis | Measurement of inorganic ash content after high-temperature incineration (500-600 C) followed by weighing of residual residue. |
| Heavy Metals | ICP-OES | Multi-element quantification of Pb, Cd, Hg, As, and other heavy metals after acid digestion and plasma emission spectroscopy. |
| Chloride | Ion Chromatography | Separation and conductivity detection of chloride ions in aqueous solution using anion-exchange column and suppressed conductivity. |
| Sulfate | Turbidimetry | Quantification of sulfate as barium sulfate precipitate measured by light scattering intensity in acidic medium. |
| Optical Rotation | Polarimetry | Measurement of specific rotation using sodium D-line light to confirm chiral integrity and enantiomeric purity. |
| pH (1% w/v solution) | Potentiometric pH Measurement | Determination of hydrogen ion activity in aqueous solution using calibrated glass electrode and pH meter. |
| Loss on Drying | Thermogravimetry | Weight loss measurement after drying at 105 C for 2 hours under atmospheric pressure to assess volatile content. |
| Microbial Limits | Membrane Filtration | Enumeration of aerobic mesophilic microorganisms and detection of specified pathogens using membrane filtration and agar culture. |
| Particle Size Distribution | Laser Diffraction | Analysis of dry powder particle size distribution by measuring angular scattering pattern of laser beam passing through dispersed sample. |
| Test Item | Specification |
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| Appearance | Off-white solid |
| Purity | >=98.0% |
| Water Content (KF) | <=0.5% |
| Melting Point | 215-219°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Optical Rotation | +24.0° to +26.0° (c=1, 1M HCl) |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 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.