China Factory Direct
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| CAS number | 4691-65-0 |
| Product name | Disodium 5'-Inosinate |
| 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 | Flavor enhancer | Blended with monosodium glutamate (MSG) at defined ratios to produce a strong synergistic umami effect (typically combined with disodium 5'-inosinate and disodium 5'-guanylate) for enhancing umami and meaty flavors in food products. |
| Food Industry | Liquid seasonings, dry soup mixes, instant noodle seasonings | Added as a primary umami component in processed foods such as soy sauce, oyster sauce, chicken flavoring powder, and instant noodle seasoning packets. |
| Food Industry | Canned foods, pickled foods | Incorporated into meat and fish cans or pickled vegetables to mask off-notes, intensify natural flavors, and improve palatability. |
| Pharmaceutical Industry | Active pharmaceutical ingredient (API), adjunctive therapeutic agent | Used in the manufacture of drugs for treating leukopenia, thrombocytopenia, and acute or chronic liver disorders; also employed as an adjunctive agent to support central nervous system function. |
| Feed Industry | Feed additive | Added to livestock, poultry, and aquaculture feeds as an appetizer to improve feed palatability and intake, thereby promoting animal growth. |
| Cosmetics Industry | Skin-conditioning agent | Formulated into select skincare products to support skin condition (leveraging its nucleotide content to promote skin metabolism). |
| Test Item | Common Testing Methods | Method Overview |
|---|---|---|
| Identification Test | Ultraviolet-Visible Spectrophotometry (UV-Vis) | Qualitative identification is performed based on the characteristic absorption peaks of disodium inosinate at 248 nm and 286 nm. |
| Assay | High-Performance Liquid Chromatography (HPLC) | A reversed-phase C18 column is used with a mobile phase consisting of phosphate buffer-methanol. Detection is performed at 254 nm using a UV detector, and quantification is carried out by the external standard method to determine the content of disodium inosinate. |
| Loss on Drying | Thermogravimetric Analysis (or Oven Method) | The sample is dried at 105°C until constant weight; the weight loss is measured to calculate moisture content, typically requiring ≤5.0%. |
| Residue on Ignition | Residue on Ignition Test | The weight of inorganic residues remaining after high-temperature incineration of the sample is measured to assess inorganic impurity levels, generally requiring ≤0.5%. |
| Heavy Metals | Sulfide Colorimetric Method (or Atomic Absorption Spectrometry) | According to pharmacopoeial methods, lead is used as the reference standard. Heavy metal content is determined via hydrogen sulfide color development or atomic absorption spectrometry, with a limit typically ≤20 ppm. |
| pH Value | pH Meter Method | A solution of disodium inosinate (e.g., 1% aqueous solution) is prepared and its pH is measured using a pH meter, generally requiring pH 6.0–8.0. |
| Clarity and Color | Visual Turbidity/Color Comparison | The clarity and color of the test solution are visually compared with standard turbidity or color reference solutions to determine compliance with specifications. |
| Individual and Total Impurities | HPLC Method | HPLC chromatograms are analyzed to detect possible by-products or degradation products (e.g., inosine, phosphate salts). Individual impurity peak areas are calculated, with individual impurity ≤1.0% and total impurity ≤2.0%. |
| Microbiological Limits | Microbiological Limits Test | Includes determination of total aerobic microbial count, mold and yeast counts, and screening for specified control organisms (e.g., Escherichia coli, Salmonella), in accordance with pharmacopoeial or food additive standards. |
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.0% |
| Single Impurity | <=0.3% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.1% |
| Optical Rotation | -21.0° to -23.0° (c=1, H2O) |
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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.