LEISHMAN'S STAIN Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 12627-53-1 |
| Product name | LEISHMAN'S STAIN |
| 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 LEISHMAN'S STAIN
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk LEISHMAN'S STAIN Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of LEISHMAN'S STAIN
| Industry | Application | Process |
|---|---|---|
| Medical/Diagnostic | Cell staining | Wright’s stain applied to blood smears for differential identification of leukocytes, erythrocytes, and platelets |
| Biological Research | Histological staining | Applied to cell and tissue sections for microscopic examination to distinguish nuclei from cytoplasm |
| Veterinary Medicine | Blood analysis | Applied to animal blood smears to support diagnosis of infections, anemia, and other conditions |
| Education | Teaching experiments | Used in biology or medical laboratory instruction to enable student identification of cellular structures |
| Clinical Laboratory | Hematopathological diagnosis | Used in conjunction with microscopic examination for initial diagnosis and classification of hematological disorders |
Manufacturing Quality Control of LEISHMAN'S STAIN
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | UV-Vis Spectrophotometry | Quantifies main component concentration via absorbance at characteristic wavelength using Beer-Lambert law. |
| Moisture Content | Karl Fischer Titration | Measures water content by electrochemical titration with iodine-based reagent. |
| Residue on Ignition | Gravimetric Analysis | Determines inorganic impurities by weighing residue after high-temperature ashing. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantifies trace heavy metals by measuring atomic absorption of specific wavelengths. |
| Chloride Impurity | Potentiometric Titration | Detects chloride ions using silver nitrate titrant and silver/silver chloride electrode. |
| Sulfate Impurity | Barium Sulfate Gravimetry | Precipitates sulfate as BaSO4 and determines mass after filtration and drying. |
| pH of Aqueous Solution | Potentiometric pH Measurement | Measures hydrogen ion activity using calibrated glass electrode in 1% w/v solution. |
| Solubility in Water | Visual Inspection and Filtration | Evaluates complete dissolution in specified volume of water at defined temperature. |
| Color (APHA) | Colorimetric Comparison | Compares sample solution color intensity against APHA platinum-cobalt standard scale. |
| Organic Volatile Impurities | Gas Chromatography (GC) | Separates and quantifies residual solvents based on retention time and detector response. |
| Particle Size Distribution | Laser Diffraction | Measures particle size distribution by analyzing angular scattering pattern of laser beam. |
| Microbial Contamination | Membrane Filtration Assay | Quantifies viable aerobic microorganisms by filtration, incubation, and colony enumeration. |
Technical Specifications of LEISHMAN'S STAIN
| Test Item | Specification |
|---|---|
| Appearance | Red crystalline powder |
| Purity | >=98.5% |
| Total Impurities | <=1.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 248-252°C |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.1% |
| Solubility | Freely soluble in ethanol and dimethyl sulfoxide; slightly soluble in water |
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 LEISHMAN'S STAIN
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of LEISHMAN'S STAIN
Industrial LEISHMAN'S STAIN 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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