8-HYDROXYQUINOLINE-7-CARBOXYLIC ACID Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 19829-79-9 |
| Product name | 8-HYDROXYQUINOLINE-7-CARBOXYLIC ACID |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeReagent 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 8-HYDROXYQUINOLINE-7-CARBOXYLIC ACID
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 8-HYDROXYQUINOLINE-7-CARBOXYLIC ACID Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 8-HYDROXYQUINOLINE-7-CARBOXYLIC ACID
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Intermediate for antimicrobial agents, used in the synthesis of quinolone antibiotics and antimalarial drugs | Acts as a key structural unit in multistep organic synthesis, typically incorporated via acyl chloride formation, aminolysis, or coupling reactions |
| Agrochemicals | Intermediate for fungicides and plant growth regulators | Used to synthesize quinoline-ring-containing agrochemical active ingredients, with specific functional groups introduced via esterification, condensation, and related reactions |
| Materials Science | Precursor for metal-ion fluorescent probes and organic luminescent materials | Forms stable chelates with metal ions such as Al³⁺ and Zn²⁺, applied in fluorescent sensing films or as dopants in OLED emissive layers |
| Analytical Chemistry | Colorimetric reagent and complexometric titration agent for metal ions | Forms colored complexes with Fe³⁺, Cu²⁺, Al³⁺, and other metal ions in pH 4–6 buffer systems, enabling quantitative determination by colorimetry or spectrophotometry |
Manufacturing Quality Control of 8-HYDROXYQUINOLINE-7-CARBOXYLIC ACID
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification by comparison of peak area against a certified reference standard using reversed-phase chromatography and UV detection at 254 nm. |
| Related Substances | HPLC-UV | Separation and quantification of impurities using gradient HPLC with UV detection; identification based on retention time matching and threshold limits per ICH Q3B. |
| Residual Solvents | GC-FID | Detection and quantification of volatile organic solvents (e.g., methanol, ethyl acetate) using gas chromatography with flame ionization detection and headspace sampling. |
| Heavy Metals | ICP-MS | Multi-element quantification of toxic metals (Pb, Cd, As, Hg, Cr) after acid digestion, based on mass spectrometric detection with isotopic resolution. |
| Chloride Content | Ion Chromatography | Separation and conductivity-based quantification of chloride ions in aqueous extract using anion-exchange column and suppressed conductivity detection. |
| Sulfated Ash | Gravimetric Analysis | Determination of inorganic residue after ignition at 700-750 C; mass of residue expressed as percentage of sample weight. |
| Water Content | Karl Fischer Titration | Volumetric titration using iodine, sulfur dioxide, and pyridine in methanol to quantify water based on stoichiometric redox reaction. |
| Melting Point | Capillary Melting Point Apparatus | Thermal determination of solid-to-liquid transition range using calibrated capillary apparatus per USP <741>. |
| Appearance | Visual Inspection | Assessment of physical state, color, and homogeneity of crystalline powder against defined reference standards under controlled lighting. |
| pH of Aqueous Suspension | pH Meter | Measurement of pH in a 1% w/v suspension in purified water using a calibrated pH electrode at 25 C. |
| Particle Size Distribution | Laser Diffraction | Analysis of particle size distribution in dry powder mode using Mie scattering theory and validated optical model. |
| Microbial Contamination | Membrane Filtration | Enumeration of aerobic microorganisms and detection of specified pathogens (e.g., E. coli, S. aureus) per USP <61> and <62>. |
Technical Specifications of 8-HYDROXYQUINOLINE-7-CARBOXYLIC ACID
| Test Item | Specification |
|---|---|
| Appearance | Yellow solid |
| Purity | >=98.5% (HPLC) |
| Water Content (KF) | <=0.5% |
| Melting Point | 245-249°C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.1% |
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 8-HYDROXYQUINOLINE-7-CARBOXYLIC ACID
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 8-HYDROXYQUINOLINE-7-CARBOXYLIC ACID
Safety Information of 8-HYDROXYQUINOLINE-7-CARBOXYLIC ACID
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 8-HYDROXYQUINOLINE-7-CARBOXYLIC ACID
Industrial 8-HYDROXYQUINOLINE-7-CARBOXYLIC 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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