China Factory Direct
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| CAS number | 16089-48-8 |
| Product name | Potassium cinnamate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial 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) |
Based on current marketvolatility and material availability.
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
| Industry | Application | Process |
|---|---|---|
| Food Industry | Food preservation | Used as a broad-spectrum antimicrobial agent—effective against bacteria, molds, and yeasts—by direct addition to food systems or surface spraying to disrupt microbial cell membrane permeability and enzyme activity, thereby extending shelf life. |
| Food Industry | Flavor enhancement | Incorporated as a flavoring ingredient to impart characteristic spicy-aromatic notes (e.g., cinnamon-like aroma) while concurrently providing preservative functionality. |
| Cosmetics Industry | Preservative and antifungal agent | Formulated into emulsions, creams, shampoos, and other personal care products to inhibit microbial growth; its salt form offers superior water solubility and lower skin irritation compared to cinnamic acid, meeting cosmetic hygiene standards. |
| Pharmaceutical Industry | Pharmaceutical intermediate | Employed as a synthetic building block in chemical reactions for the preparation of diverse active pharmaceutical ingredients (e.g., cardiovascular agents or local anesthetics). |
| Pharmaceutical Industry | Antibacterial and anti-inflammatory formulation | Formulated into topical washes or ointments leveraging its natural antibacterial properties to support treatment of bacterial or fungal skin infections. |
| Household Chemicals | Air freshener / disinfectant | Blended into air fresheners or environmental disinfectants to simultaneously deodorize indoor air and suppress airborne and surface microorganisms, utilizing its volatility and inherent antimicrobial activity. |
| Agriculture | Fruit and vegetable preservative | Applied as a dipping solution or surface spray on fresh produce to effectively control or inhibit mold growth on surfaces, preventing spoilage and reducing post-harvest losses. |
| Test Item | Common Testing Methods | Method Overview |
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| Identification | Infrared Spectroscopy (IR) | Compare the sample with standard spectra, identifying characteristic absorption peaks (e.g., carboxylate, benzene ring, double bonds) for qualitative identification. |
| High-Performance Liquid Chromatography (HPLC) | Confirm identity by comparing retention time of the main peak with that of a reference standard; used as an auxiliary identification method. | |
| Assay | High-Performance Liquid Chromatography (HPLC) | Use a reversed-phase C18 column and UV detector (around 254 nm) to determine the content of potassium cinnamate via external or internal standard method. |
| Acid-Base Titration | Acidify the sample to generate cinnamic acid, then back-titrate with standard sodium hydroxide solution to calculate the potassium cinnamate content (suitable for crude products). | |
| Related Substances (Impurities) | High-Performance Liquid Chromatography (HPLC) | Detect possible impurities (e.g., unreacted cinnamic acid, by-products); use peak area normalization or reference substance method for limit control. |
| Loss on Drying | Thermogravimetric Analysis (TGA) or Oven Method | Dry the sample at 105°C to constant weight and measure weight loss to control moisture and volatile content. |
| Sulfated Ash | Sulfated Residue Method | Char the sample, treat with sulfuric acid, then incinerate at high temperature; residue is weighed to estimate inorganic impurity content. |
| Heavy Metals | Atomic Absorption Spectroscopy (AAS) or Sulfide Colorimetry | Digest sample by wet digestion, then measure heavy metal elements such as lead, arsenic, and cadmium using AAS, or perform colorimetric detection based on lead sulfide formation. |
| Microbial Limits | Microbial Limit Test | Perform total aerobic microbial count, mold and yeast count, and test for specified microorganisms (e.g., *Escherichia coli*) according to pharmacopoeia requirements. |
| pH Value | pH Meter Method | Dissolve the sample in water (e.g., 1% solution) and directly measure pH using a pH meter; typically slightly alkaline. |
| Solubility | Visual Solubility Test | Observe the sample's solubility in solvents such as water and ethanol; assess purity and crystal form based on compliance with expected dissolution behavior. |
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.0% (by LC-MS) |
| Water Content (KF) | <=0.5% |
| Melting Point | 195–199°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 ppm |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
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.