SEPHADEX G-75 Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 37224-29-6 |
| Product name | SEPHADEX G-75 |
| 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) |
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Documents We Provide for SEPHADEX G-75
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk SEPHADEX G-75 Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of SEPHADEX G-75
| Industry | Applications | Process |
|---|---|---|
| Biopharmaceuticals | Protein purification, molecular weight fractionation, desalting | Applied in gel filtration chromatography |
| Food Industry | Separation of functional ingredients, purification of carbohydrates | Applied in adsorption separation |
| Cosmetics | Moisturizers, sustained-release carriers | Applied in microencapsulation |
| Environmental Monitoring | Adsorption of contaminants in water treatment | Applied in solid-phase extraction |
| Research & Development | Scaffolds for cell culture, studies on drug sustained release | Applied in 3D printing/crosslinking polymerization |
| Medical Devices | Wound dressings (to promote healing) | Applied in freeze-drying forming |
Manufacturing Quality Control of SEPHADEX G-75
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Assessment of physical form, color, and homogeneity under controlled lighting conditions. |
| Particle Size Distribution | Laser Diffraction | Measurement of particle size distribution based on light scattering patterns of suspended gel particles. |
| Swelling Ratio | Gravimetric Method | Determination of water uptake capacity by measuring mass increase after equilibration in buffer solution. |
| Fractionation Range | Gel Filtration Chromatography | Evaluation of molecular weight separation capability using standard dextran or protein markers. |
| pH of Swollen Gel | pH Meter | Measurement of pH in a 1% (w/v) suspension of swollen gel in deionized water. |
| Heavy Metals | ICP-OES | Quantification of trace metal impurities (e.g., Pb, Cd, As, Hg) after acid digestion and plasma emission detection. |
| Residual Solvents | Gas Chromatography | Detection and quantification of organic solvents (e.g., ethanol, acetone) used in manufacturing. |
| Total Organic Carbon | Combustion-NDIR | Oxidation of organic carbon to CO2 followed by non-dispersive infrared detection. |
| Microbial Contamination | Membrane Filtration | Enumeration of aerobic microorganisms via filtration, membrane transfer, and colony counting on agar media. |
| Protein Binding Capacity | UV-Vis Spectrophotometry | Quantification of bovine serum albumin binding by absorbance change at 280 nm after incubation and centrifugation. |
| Moisture Content | Karl Fischer Titration | Volumetric determination of water content based on stoichiometric reaction with iodine and sulfur dioxide. |
| Ash Content | Gravimetric Method | Measurement of inorganic residue after high-temperature incineration at 550 C. |
Technical Specifications of SEPHADEX G-75
| Test Item | Specification |
|---|---|
| Appearance | White to off-white granular solid |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.3% |
| Residue on Ignition | <=0.2% |
| Heavy Metals | <=20 ppm |
| Solubility | Freely soluble in water; insoluble in organic solvents |
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 SEPHADEX G-75
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of SEPHADEX G-75
Industrial SEPHADEX G-75 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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