phosphorylcholine Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 107-73-3 |
| Product name | phosphorylcholine |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeFood GradeCosmetic 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 phosphorylcholine
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk phosphorylcholine Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of phosphorylcholine
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Used as a pharmaceutical intermediate in the synthesis of choline esters (e.g., acetylcholine analogues) and neuroprotective agents | Acylated with acyl chlorides or acid anhydrides in organic solvents, or derivatized via phosphorylation |
| Food | Used as a nutrient fortificant and food additive to supply choline and phosphorus | Incorporated into infant formulae and functional beverages, with usage levels compliant with GB 14880-2012 |
| Cosmetics | Functions as a humectant and skin-conditioning agent to enhance stratum corneum hydration and cell membrane stability | Formulated into emulsions, serums, and other skincare products, typically dissolved directly into the aqueous phase at concentrations of 0.1–2.0% |
| Life Sciences Research | Used as a cell culture supplement and as a reference standard/substrate for phospholipid metabolism studies | Supplemented into serum-free culture media (final concentration: 10–100 μM), or employed in in vitro kinase/phosphatase activity assays |
Manufacturing Quality Control of phosphorylcholine
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Acid-Base Titration | Quantifies phosphate ester content via back-titration with standardized NaOH after acid hydrolysis. |
| Water Content | Karl Fischer Titration | Measures trace water by electrochemical reaction between iodine, sulfur dioxide, and water in methanol/pyridine medium. |
| pH (1% aqueous solution) | pH Meter Measurement | Determines hydrogen ion activity using calibrated glass electrode in a standardized aqueous solution. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantifies total heavy metals by atomization and absorption of characteristic wavelength light. |
| Residue on Ignition | Gravimetric Analysis | Measures non-volatile inorganic impurities by weight difference before and after high-temperature ashing. |
| Chloride (Cl-) | Potentiometric Titration with AgNO3 | Detects chloride ions via silver nitrate titration monitored by silver indicator electrode. |
| Sulfate (SO4^2-) | Barium Sulfate Gravimetric Method | Precipitates sulfate as BaSO4 and determines mass after filtration and drying. |
| Related Substances | High-Performance Liquid Chromatography (HPLC) | Separates and quantifies structural analogs and degradation products using reversed-phase C18 column and UV detection. |
| Loss on Drying | Thermogravimetric Analysis (TGA) | Measures volatile loss including residual solvents and moisture upon controlled heating under nitrogen. |
| Specific Optical Rotation | Polarimetry | Determines chiral purity by measuring rotation angle of plane-polarized light in solution. |
| Iron (Fe) | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | Quantifies trace iron by plasma excitation and emission intensity at characteristic wavelength. |
| Microbial Limits | Membrane Filtration and Colony Counting | Detects aerobic microorganisms by filtration, membrane transfer to agar media, and incubation for colony enumeration. |
Technical Specifications of phosphorylcholine
| Test Item | Specification |
|---|---|
| Appearance | White crystalline powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 215-218°C |
| Total Impurities | <=1.0% |
| Single Impurity | <=0.3% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
| Odor | Characteristic, faint |
| Solubility | Freely soluble in water; slightly soluble 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 phosphorylcholine
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of phosphorylcholine
Packaging of phosphorylcholine
Industrial phosphorylcholine 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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