Lactobionic acid Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 96-82-2 |
| Product name | Lactobionic acid |
| 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 Lactobionic acid
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Lactobionic acid Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Lactobionic acid
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Drug synthesis intermediate | Used in salt formation for lactobionate-based drugs, such as macrolide antibiotics (e.g., erythromycin lactobionate) |
| Medical diagnostics | Diagnostics reagent | Employed as a tracer in liver function tests to assess hepatic metabolism and excretion |
| Food | Food additive (functional ingredient) | Incorporated into specialized nutritional or low-calorie sweetening products as a stabilizer or prebiotic precursor |
| Cosmetics | Active ingredient in skincare products | Applied in anti-aging and skin-brightening formulations as a mild keratolytic agent and moisturization enhancer |
| Biotechnology | Cell culture supplement | Used as a carbon source or osmotic regulator in specific media to support the growth of certain microorganisms or mammalian cells |
Manufacturing Quality Control of Lactobionic acid
| Test Item | Common Testing Methods | Method Overview |
|---|---|---|
| Content Determination | High-Performance Liquid Chromatography (HPLC) | Uses a C18 column with water-methanol or buffer salt (e.g., phosphate) as the mobile phase, and UV detection at 210–220 nm to measure the lactobionic acid peak area. Quantification is performed using the external standard method, offering high accuracy and suitability for purity analysis. |
| Content Determination | Titration Method (Acid-Base Titration) | Titrate the lactobionic acid solution with standardized sodium hydroxide solution using phenolphthalein as an indicator. The total acidity is calculated based on the volume consumed. Suitable for rapid, rough estimation of total acid content, but does not differentiate other acidic impurities. |
| Purity and Impurity Analysis | High-Performance Liquid Chromatography (HPLC) | Utilizes gradient or isocratic elution to detect potential impurities in lactobionic acid such as lactose, glucose, and gluconic acid. Qualitative and quantitative analysis is achieved by comparing retention times with reference standards. |
| Moisture Content Determination | Karl Fischer Titration | Employs a reaction system of iodine-sulfur dioxide-pyridine-methanol that quantitatively reacts with water. Moisture is determined via electrochemical or volumetric Karl Fischer titration, ideal for strict control of moisture content (e.g., pharmaceutical-grade lactobionic acid). |
| Ash Determination | High-Temperature Incineration (Dry Ashing) | Sample is incinerated at 550–600°C in a muffle furnace until constant weight. Residual ash is weighed and calculated to assess inorganic impurity levels, meeting pharmacopoeial general requirements. |
| Heavy Metal Testing | Atomic Absorption Spectroscopy (AAS) or ICP-MS | After sample digestion, heavy metals such as lead, arsenic, cadmium, and mercury are analyzed by AAS, or multi-element analysis is performed using ICP-MS. Results comply with pharmacopoeial limits (e.g., ≤10 ppm). |
| pH Value Determination | pH Meter Method | Prepare a lactobionic acid solution at a specified concentration (e.g., 5% w/v), then directly measure pH using a calibrated pH meter. Ensures product acidity falls within the standard range (typically pH 3.5–5.5). |
| Solution Clarity and Color | Visible Spectrophotometry or Visual Color Comparison | Prepare a solution at a specified concentration and measure absorbance at a defined wavelength (e.g., 450 nm), or visually compare with standard color solutions to assess clarity and color consistency according to pharmaceutical specifications. |
| Microbial Limit Test | Microbial Counting Method (Pharmacopoeial Method) | Tests for total aerobic bacteria count, mold and yeast count, and presence of Escherichia coli according to Chinese Pharmacopoeia or USP methods, ensuring sterility or compliance with microbial limits for non-sterile formulations. |
| Infrared Spectral Identification | Fourier Transform Infrared Spectroscopy (FT-IR) | Collect the FT-IR absorption spectrum of solid lactobionic acid and compare characteristic peaks (e.g., carboxyl, hydroxyl, glycosidic bond) with a reference standard spectrum for qualitative identification of authenticity. |
| Specific Rotation | Automatic Polarimeter Method | Prepare a lactobionic acid aqueous solution at a specified concentration (e.g., 10%), then measure optical rotation at 20°C or 25°C. Calculate specific rotation using the formula; used for identification and purity assessment (typical value: +15° to +25°). |
Technical Specifications of Lactobionic acid
| Test Item | Specification |
|---|---|
| Appearance | White or almost white crystalline powder |
| Assay | 98.0%~102.0% |
| Water | ≤5.0% |
| Ash | ≤0.1% |
| Specific optical rotation | +23° ~ +29° |
| pH | 1.0~3.0 |
| Calcium | ≤500 ppm |
| Chloride | ≤500 ppm |
| Sulfate | ≤500 ppm |
| Iron | ≤100 ppm |
| Heavy metals as Pb | ≤10 ppm |
| Reducing sugars | ≤0.2% |
| Total Bacteria Count | ≤100Col/g |
| Endotoxin | ≤10 EU/g |
| Salmonella | ND |
| E.Coli | ND |
| Pseudomonas aeruginosa | ND |
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 Lactobionic acid
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NMR Spectra of Lactobionic acid
Packaging of Lactobionic acid
Industrial Lactobionic acid 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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