3-Hydroxypropionic acid Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 503-66-2 |
| Product name | 3-Hydroxypropionic acid |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeFood GradeCosmetic Grade |
| Packaging | 25L/drum |
| 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 3-Hydroxypropionic acid
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 3-Hydroxypropionic acid Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 3-Hydroxypropionic acid
| Industry | Application | Process |
|---|---|---|
| Chemical | Organic synthesis intermediate | Produced via hydrolysis of 3-hydroxypropionate esters or microbial fermentation; used to synthesize derivatives such as acrylic acid and propylene glycol |
| Biopharmaceuticals | Pharmaceutical intermediate | Serves as a β-hydroxy acid structural unit in the synthesis of antiviral agents, antibiotics, and biodegradable polymeric drug carriers |
| Food additives | Acidity regulator, preservative | Applied in food preservation at strictly controlled concentrations; produced via microbial fermentation (e.g., using engineered Escherichia coli strains) |
| Biomaterials | Monomer for biodegradable polymers | Processed into poly(3-hydroxypropionate) (P3HP) via condensation polymerization or ring-opening polymerization; used in absorbable surgical sutures and packaging materials |
| Cosmetics | Humectant, pH adjuster | Used in skin-conditioning formulations as a naturally derived analog of α-hydroxy acids; added after purification following microbial fermentation |
Manufacturing Quality Control of 3-Hydroxypropionic acid
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (3-Hydroxypropionic Acid Content) | Acid-Base Titration with NaOH | Quantifies total acidic groups by neutralization with standardized sodium hydroxide solution using phenolphthalein or potentiometric endpoint detection. |
| Water Content | Karl Fischer Titration | Measures water via iodine-sulfur dioxide reaction in methanol-based reagent, with coulometric or volumetric detection. |
| Color | APHA Color Scale (Visual or Spectrophotometric) | Compares sample color to platinum-cobalt standard solutions at 455 nm using spectrophotometer or visual comparator. |
| Specific Gravity | Digital Density Meter | Determines density relative to water at 20 degrees C using oscillating U-tube principle. |
| Residue on Ignition | Gravimetric Analysis | Measures non-volatile inorganic residue after high-temperature ashing and cooling in desiccator. |
| Chloride Impurity | Ion Chromatography (IC) | Separates and quantifies chloride ions using anion-exchange column and conductivity detection. |
| Sulfate Impurity | Ion Chromatography (IC) | Separates and quantifies sulfate ions using anion-exchange column and conductivity detection. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantifies total heavy metals after wet digestion by measuring absorbance of atomized metal vapor at characteristic wavelength. |
| Iron (Fe) Content | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | Detects iron emission lines following acid digestion and plasma atomization/excitation. |
| pH (10% aqueous solution) | Potentiometric pH Measurement | Measures hydrogen ion activity using calibrated glass electrode in standardized aqueous solution. |
| Related Substances (Impurities) | Gas Chromatography (GC) with FID | Separates and quantifies organic impurities (e.g., lactic acid, acrylic acid, propionic acid) using capillary column and flame ionization detection. |
| Optical Rotation | Polarimetry | Measures specific rotation using sodium D-line light through a defined pathlength of solution to assess chiral purity. |
Technical Specifications of 3-Hydroxypropionic acid
| Test Item | Specification |
|---|---|
| Appearance | Clear colorless liquid |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Acid Value (mg KOH/g) | 420-450 |
| Refractive Index (n20/D) | 1.425-1.435 |
| Relative Density (20°C/25°C) | 1.175-1.185 g/cm³ |
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 3-Hydroxypropionic acid
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 3-Hydroxypropionic acid
Packaging of 3-Hydroxypropionic acid
Industrial 3-Hydroxypropionic 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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