DL-tert-Leucine Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 33105-81-6 |
| Product name | DL-tert-Leucine |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical 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) |
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Documents We Provide for DL-tert-Leucine
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk DL-tert-Leucine Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of DL-tert-Leucine
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Intermediate in the synthesis of antibiotics and antiviral agents | Prepared via organic synthesis methods, such as chiral synthesis or asymmetric catalytic reactions |
| Biochemistry | Synthesis of peptides and amino acid derivatives | Used as a key raw material in solid-phase or solution-phase peptide synthesis |
| Food Additives | Flavoring agent or nutritional fortificant | Produced via chemical synthesis or microbial fermentation |
| Cosmetics | Active ingredient in skin care products | Prepared via chemical synthesis or microbial fermentation |
Manufacturing Quality Control of DL-tert-Leucine
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC with UV detection | Separation on a chiral or reversed-phase column followed by UV absorbance quantification at 205-220 nm |
| Optical Rotation | [alpha]D measurement | Measurement of rotation angle of plane-polarized light in solution using a digital polarimeter |
| Water Content | Karl Fischer titration | Volumetric or coulometric titration based on iodine consumption in a pyridine-methanol-sulfur dioxide reaction |
| Residue on Ignition | Gravimetric analysis | Heating sample to 700-800 C and weighing inorganic residue after combustion of organic matter |
| Heavy Metals | ICP-OES | Quantification of Pb, Cd, Hg, As, and other metals via atomic emission from plasma-excited atoms |
| Chloride Impurity | Ion Chromatography (IC) | Separation and conductivity detection of chloride anions using anion-exchange column |
| Sulfate Impurity | IC or turbidimetry | Anion separation/detection (IC) or barium sulfate precipitate formation measured by light scattering (turbidimetry) |
| Related Substances | HPLC with gradient elution | Separation and detection of structurally similar impurities using optimized mobile phase and UV detection |
| Loss on Drying | Thermogravimetric analysis (TGA) or oven drying | Mass loss measured after heating under controlled temperature and vacuum/air flow to remove volatile components |
| pH of Aqueous Solution | Potentiometric pH measurement | Hydrogen ion activity determined using calibrated glass electrode in 1% w/v aqueous suspension/solution |
| Particle Size Distribution | Laser Diffraction | Analysis of light scattering pattern from dispersed particles to calculate size distribution by Mie theory |
| Microbial Limits | Membrane Filtration and Plate Count | Filtration of sample solution followed by culture on appropriate agar media and colony enumeration |
Technical Specifications of DL-tert-Leucine
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | >=98.0% |
| Water Content (KF) | <=0.5% |
| Melting Point | 124-128°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Optical Rotation | +/- 0.5° (c=1, H2O) |
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 DL-tert-Leucine
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of DL-tert-Leucine
Packaging of DL-tert-Leucine
Industrial DL-tert-Leucine 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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