Azure II Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 37247-10-2 |
| Product name | Azure II |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeReagent 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) |
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Documents We Provide for Azure II
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Azure II Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Azure II
| Industry | Application | Process |
|---|---|---|
| Biological Staining | Staining of nucleic acids (DNA/RNA) in histology and cytology | Used in combination with methyl green; tissue sections are stained after pH adjustment via acid-base titration, followed by microscopic examination of nucleic acid distribution |
| Histopathology | Nuclear counterstain to differentiate nuclei from cytoplasm | Commonly applied in Feulgen reaction or combined staining protocols, involving deparaffinization, rehydration, staining, differentiation, dehydration, and mounting |
| Education & Research | Demonstration of nucleic acid localization in biological experiments | Prepared as a standardized staining solution for staining animal and plant tissue sections or smears, used with optical microscopy in teaching |
| Medical Diagnostics | Supporting nuclear morphological analysis in pathological diagnosis | Supplements H&E or special stains to enhance nuclear contrast, aiding differential diagnosis of tumor or inflammatory tissues |
Manufacturing Quality Control of Azure II
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | UV-Vis Spectrophotometry | Quantifies absorbance at characteristic wavelength (e.g., ~605 nm) and calculates concentration using Beer-Lambert law and reference standard calibration. |
| Loss on Drying (LOD) | Gravimetric Analysis | Measures mass loss after controlled heating to remove volatile components, reported as weight percent. |
| Residue on Ignition | Gravimetric Analysis | Determines inorganic ash content by high-temperature incineration followed by weighing of residual residue. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantifies total heavy metal content via flame or graphite furnace AAS after acid digestion and matrix matching. |
| Chloride Impurity | Potentiometric Titration | Measures chloride ion concentration using silver nitrate titrant and silver indicator electrode. |
| Sulfate Impurity | Gravimetric Analysis | Precipitates sulfate as barium sulfate under controlled conditions and determines mass of dried precipitate. |
| pH of Aqueous Solution | pH Potentiometry | Measures hydrogen ion activity in a defined aqueous solution using calibrated pH electrode and reference buffer. |
| Water Content | Karl Fischer Titration | Determines trace water via iodometric reaction with Karl Fischer reagent, measured coulometrically or volumetrically. |
| Related Substances | High-Performance Liquid Chromatography (HPLC) | Separates and quantifies structurally similar impurities using reversed-phase C18 column and UV detection. |
| Organic Volatile Impurities | Gas Chromatography (GC) | Detects residual solvents using headspace GC with FID or MS detection against certified standards. |
| Particle Size Distribution | Laser Diffraction | Measures particle size profile in suspension via angular scattering pattern analysis of laser beam. |
| Microbial Contamination | Membrane Filtration | Quantifies viable aerobic microorganisms by filtration, membrane transfer to agar media, and colony enumeration. |
Technical Specifications of Azure II
| Test Item | Specification |
|---|---|
| Appearance | Dark green crystalline powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.3% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.1% |
| Melting Point | 245-250 °C |
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 Azure II
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Azure II
Packaging of Azure II
Industrial Azure II 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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