China Factory Direct
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| CAS number | 10098-89-2 |
| Product name | L-Lysine hydrochloride |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeReagent GradeFood GradeCosmetic 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 |
|---|---|---|
| Food Industry | Nutritional supplement | Used as a food additive to increase amino acid content in food products |
| pH regulator | Applied in food processing to adjust pH, thereby improving taste and stability | |
| Pharmaceutical Industry | Active pharmaceutical ingredient (API) precursor | Used in drug synthesis to enhance therapeutic efficacy |
| Saline solution preparation | Used to prepare physiological saline for medical injection | |
| Feed Industry | Feed additive | Enhances the nutritional value of animal feed and supports growth and development |
| Feed palatability enhancer | Improves feed attractiveness to increase animal feed intake | |
| Personal Care Industry | Ingredient in personal care products | Applied in shampoos, conditioners, and similar products to improve hair quality |
| Research Sector | Laboratory reagent | Used in laboratory research, including protein synthesis and amino acid metabolism studies |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (L-Lysine HCl content) | Acid-base titration with NaOH | Quantifies salt content by neutralizing hydrochloric acid moiety using standardized sodium hydroxide solution. |
| Loss on drying | Gravimetric analysis (oven drying) | Measures volatile matter loss after drying at 105 C for specified time; weight difference reflects moisture and volatiles. |
| Residue on ignition | Gravimetric analysis (muffle furnace) | Determines inorganic ash content by incinerating sample at 600 C and weighing residual inorganic material. |
| pH of aqueous solution | Potentiometric pH measurement | Measures hydrogen ion activity in a defined aqueous solution using calibrated pH electrode. |
| Specific optical rotation | Polarimetry | Determines enantiomeric purity by measuring rotation of plane-polarized light in solution at specified concentration and wavelength. |
| Heavy metals (as Pb) | Colorimetric sulfide precipitation | Compares intensity of black precipitate formed with H2S in alkaline medium against lead standard. |
| Iron (Fe) | Atomic absorption spectroscopy (AAS) | Quantifies iron by measuring absorption of specific wavelength light by ground-state Fe atoms in flame. |
| Sulfate (SO4) | Barium chloride turbidimetry | Measures turbidity from barium sulfate precipitate formed in acidic medium after sulfate reaction with BaCl2. |
| Chloride (Cl) | Argentometric titration (Mohr method) | Titrates chloride with silver nitrate using potassium chromate indicator to detect endpoint via red Ag2CrO4 formation. |
| Related substances | High-performance liquid chromatography (HPLC) | Separates and quantifies impurities including L-lysine free base, D-lysine, and degradation products using reversed-phase column and UV detection. |
| Microbial contamination | Membrane filtration followed by colony counting | Detects viable aerobic microorganisms by filtering sample through membrane, incubating on nutrient agar, and enumerating colonies. |
| Particle size distribution | Laser diffraction | Measures volume-based particle size distribution by analyzing angular variation in laser light scattering pattern. |
| Test Item | Specification |
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| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 224-228°C (decomposes) |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
| Optical Rotation | +18.5° to +20.5° (c=1, 1M HCl) |
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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.