L-GALACTOSE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 15572-79-9 |
| Product name | L-GALACTOSE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeReagent 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) |
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Documents We Provide for L-GALACTOSE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk L-GALACTOSE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of L-GALACTOSE
| Industry | Application | Process |
|---|---|---|
| Food Industry | Nutritional fortificant, sweetener | Added to infant formula and foods for special medical purposes as a carbohydrate source |
| Pharmaceutical Industry | Pharmaceutical excipient, binder | Used as a filler and stabilizer in tablets and capsules to improve compressibility and dissolution |
| Biotechnology | Component of culture media | Serves as a carbon source in microbial or cell culture to support growth of specific strains (e.g., lactic acid bacteria) |
| Chemical Research | Chiral synthesis intermediate | Employed in organic synthesis to construct chiral molecular frameworks; used in sugar chemistry-related reaction studies |
Manufacturing Quality Control of L-GALACTOSE
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (L-Lactose Content) | HPLC with Refractive Index Detection | Separation on a carbohydrate-specific column followed by quantitative detection based on refractive index response relative to calibrated standards. |
| Optical Rotation | [a]D Measurement using Polarimetry | Measurement of the angle of rotation of plane-polarized light caused by chiral L-lactose molecules in solution at specified concentration and temperature. |
| Water Content | Karl Fischer Titration | Electrochemical titration where iodine reacts stoichiometrically with water in anhydrous methanol/pyridine medium; endpoint detected amperometrically. |
| Residue on Ignition | Gravimetric Analysis (Weight Loss on Ignition) | Sample is ignited at 700-800 C to combust organic matter; inorganic residue is weighed to determine ash content. |
| Heavy Metals | Atomic Absorption Spectroscopy (AAS) | Quantification of metals (e.g., Pb, Cd, As) after acid digestion, based on absorption of element-specific wavelengths by ground-state atoms in flame or graphite furnace. |
| Chloride | Potentiometric Titration with Silver Nitrate | Titration with AgNO3 using a silver indicator electrode; endpoint determined from potential change due to AgCl precipitation. |
| Sulfate | Barium Sulfate Gravimetric Method | Precipitation as BaSO4 in acidic medium, followed by filtration, drying, and weighing of the precipitate. |
| pH (10% w/v aqueous solution) | pH Meter Measurement | Direct potentiometric measurement using calibrated glass electrode in a standardized 10% (w/v) lactose solution at 25 C. |
| Related Substances | HPLC with UV Detection | Separation on reversed-phase or HILIC column; detection at 205 nm to identify and quantify impurities such as glucose, galactose, and lactulose. |
| Microbial Limits | Membrane Filtration and Plate Count | Filtration of sample solution through sterile membrane, followed by incubation on appropriate agar media (e.g., TSA, SDA) for enumeration of aerobic bacteria and fungi. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity pattern to determine volume-based particle size distribution in dispersed dry or wet samples. |
| Appearance | Visual Inspection | Assessment of physical characteristics (color, clarity, absence of visible foreign particles) against standard reference under controlled lighting conditions. |
Technical Specifications of L-GALACTOSE
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Optical Rotation | -75 to -82 deg (c=10, H2O) |
| Total Impurities | <=1.0% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 ppm |
| Solubility | Freely soluble in water; practically insoluble in ethanol |
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 L-GALACTOSE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of L-GALACTOSE
Packaging of L-GALACTOSE
Industrial L-GALACTOSE 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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