SEPHAROSE CL-4B Bulk Supply for Industrial Use
China Factory Direct
 |
|
| CAS number | 61970-08-9 |
| Product name | SEPHAROSE CL-4B |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical 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) |
QUOTE TYPE
PACKAGING TYPE
TOTAL QUANTITY(KG)
PREFERRED SHIPPING METHOD
YOUR COMPANY
YOUR E-MAIL
Calculate Summary
Based on current marketvolatility and material availability.
Documents We Provide for SEPHAROSE CL-4B
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk SEPHAROSE CL-4B Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of SEPHAROSE CL-4B
| Industry | Application | Process |
|---|---|---|
| Biopharmaceuticals | Protein purification | Used for affinity chromatography to isolate target proteins |
| Molecular biology | Nucleic acid isolation and purification | Applied in gel filtration chromatography for DNA/RNA purification |
| Immunology | Antibody purification | Employed for antibody capture after coupling with Protein A/G |
| Biochemistry | Enzyme isolation and purification | Applied in affinity chromatography using specific ligands |
| Vaccine development | Virus-like particle (VLP) purification | Utilized in size-exclusion chromatography (SEC) for impurity removal |
| Diagnostics reagents | Purification of biomacromolecules | Serves as a solid-phase support in chromatographic processes |
Manufacturing Quality Control of SEPHAROSE CL-4B
| 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 particles. |
| Gel Strength | Texture Analyzer (Compression Test) | Quantification of mechanical strength by measuring force required to compress a standardized gel cylinder. |
| Electrophoretic Mobility | Capillary Electrophoresis | Determination of net charge and mobility in electric field via migration time in fused silica capillary. |
| Sulfate Content | Ion Chromatography with Conductivity Detection | Separation and quantification of sulfate anions using ion-exchange column and conductivity detection. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-MS | Multi-element quantification of trace metals after acid digestion using inductively coupled plasma mass spectrometry. |
| Residual Solvents (Ethanol, Acetone) | Gas Chromatography-FID | Separation and detection of volatile organic residues using flame ionization detector. |
| Ash Content | Gravimetric Analysis (Ignition at 550 C) | Determination of inorganic residue mass after high-temperature combustion of sample. |
| Moisture Content | Karl Fischer Titration | Quantitative determination of water content via stoichiometric reaction with iodine and Karl Fischer reagent. |
| pH of 1% Aqueous Solution | Potentiometric pH Measurement | Measurement of hydrogen ion activity using calibrated glass electrode in standardized suspension. |
| Microbial Contamination | Membrane Filtration and Plate Count | Enumeration of viable aerobic microorganisms after filtration, incubation, and colony counting on nutrient agar. |
| Protein Residue | Lowry Assay | Quantification of residual protein based on copper-protein complex formation and subsequent Folin-Ciocalteu colorimetric reaction. |
Technical Specifications of SEPHAROSE CL-4B
| Test Item | Specification |
|---|---|
| Appearance | White to off-white lyophilized powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Residue on Ignition | <=0.3% |
| Solubility | Freely soluble in water; insoluble in ethanol and acetone |
| Heavy Metals | <=20 ppm |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
|
|
Download COA of SEPHAROSE CL-4B
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of SEPHAROSE CL-4B
Industrial SEPHAROSE CL-4B 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.
Use Bulk
Supply Factory
Direct ISO 9001
Certified Samples
Available Stable
Supply