Leishman Stainpowder Extra Pure
$ 16.15
Leishman Stainpowder Extra Pure is a high-quality, finely milled formulation used extensively in hematology and parasitology for the microscopic staining of blood smears. Comprising mainly methylene blue and eosin, this stain is essential for differentiating white and red blood cells, as well as detecting malarial parasites and other blood-borne pathogens. Its excellent staining clarity and consistency make it a staple in clinical laboratories, diagnostic centers, and research institutions. The powder is reconstituted in methanol before use and must be handled with care, avoiding inhalation or contact with skin and eyes. Proper storage in a dry, cool environment ensures long-term stability and performance.
Leishman Stainpowder Extra Pure
Primary Uses
- Hematology (Blood Smear Staining):
- Primarily used for staining blood smears to differentiate blood cell types, especially for observing white blood cells, red blood cells, and platelets under a microscope.
- Parasitology (Malaria Diagnosis):
- Extensively used for diagnosing malaria by staining Plasmodium parasites within red blood cells.
- Cytological Staining:
- Applied in cytological preparations to identify and study nuclear and cytoplasmic morphology of cells.
Secondary Uses
- Veterinary Diagnostics:
- Utilized in veterinary labs for hematological and parasitic studies in animal blood samples.
- Training and Education:
- Frequently used in medical, clinical, and microbiology education for demonstrating cell morphology and staining techniques.
- Quality Control Testing:
- In clinical laboratories, used to verify staining protocols and standardize microscopy diagnostics across batches.
1. Basic Identification Attributes
- Chemical Name: Leishman Stain Powder
- Synonyms: Leishman's Stain, Leishman Powder
- Composition: A dry mixture primarily of Methylene Blue and Eosin, often in methanol-soluble form
- Appearance: Dark violet to bluish-purple powder
- Solubility: Soluble in methanol or ethanol
- Grade: Extra Pure (suitable for laboratory diagnostics and microscopy)
2. Safety & Hazard Attributes
- GHS Classification:
- Acute toxicity – Category 4 (oral, inhalation)
- Eye irritation – Category 2A
- Carcinogenicity – Category 2 (due to methylene blue content)
- Hazard Statements:
- H302: Harmful if swallowed
- H315: Causes skin irritation
- H319: Causes serious eye irritation
- H351: Suspected of causing cancer
- Precautionary Statements:
- P261: Avoid breathing dust
- P280: Wear protective gloves, clothing, eye and face protection
- P301+P312: If swallowed, call a poison center or doctor
- P305+P351+P338: If in eyes, rinse cautiously with water
- Personal Protective Equipment (PPE):
- Lab coat, gloves, safety goggles
- Dust mask or fume hood if handling in powder form
- First Aid Measures:
- Inhalation: Move to fresh air, seek medical attention
- Skin Contact: Wash thoroughly with soap and water
- Eye Contact: Rinse with water for at least 15 minutes
- Ingestion: Rinse mouth; seek immediate medical advice
- Fire Hazards:
- Not flammable, but combustible
- Emits toxic fumes under fire (carbon oxides, nitrogen oxides)
- Use dry chemical, CO₂, or alcohol-resistant foam to extinguish
3. Storage & Handling Attributes
- Storage Conditions:
- Keep tightly closed in a cool, dry place
- Protect from light and moisture
- Store away from incompatible chemicals (oxidizers)
- Handling Tips:
- Minimize dust generation
- Avoid contact with eyes, skin, and clothing
- Handle in well-ventilated areas
4. Laboratory Applications
- Primary Uses:
- Hematology: Widely used for staining blood smears to identify blood parasites (e.g., Plasmodium in malaria) and differential white blood cell counts
- Microscopy: Staining nuclei and cytoplasm of blood cells for enhanced contrast under light microscopy
- Secondary Uses:
- Teaching labs for demonstrating blood smear techniques
- Veterinary diagnostics
- Staining bone marrow and other tissue smears for cellular differentiation
SAFETY PRECAUTIONS
Personal Protective Equipment (PPE):
- Wear a lab coat, nitrile gloves, and protective goggles.
- Use a dust mask or work in a fume hood to avoid inhalation of fine powders or fumes.
Handling:
- Handle with care to avoid inhalation, skin contact, or eye exposure.
- Avoid formation of dust and prevent spills.
- Wash hands thoroughly after use.
Storage:
- Store in a cool, dry, and well-ventilated area.
- Keep the container tightly closed and away from direct light.
- Do not store near oxidizing agents or acids.
FIRST AID MEASURES
Inhalation:
- Move the person to fresh air immediately.
- Seek medical attention if symptoms such as coughing or dizziness occur.
Skin Contact:
- Rinse affected areas with plenty of water and soap.
- Remove contaminated clothing.
- Get medical help if irritation or discoloration persists.
Eye Contact:
- Rinse cautiously with clean water for 15 minutes.
- Remove contact lenses if easy to do.
- Seek medical attention immediately.
Ingestion:
- Do not induce vomiting.
- Rinse mouth with water.
- Get urgent medical attention.
FIRE FIGHTING MEASURES
Flammability:
- May be combustible at high temperatures. Avoid creating dust clouds near ignition sources.
Extinguishing Media:
- Use dry chemical, carbon dioxide (CO₂), or alcohol-resistant foam.
- Water spray may be used to cool containers but might spread powdered material.
Hazardous Combustion Products:
- May emit carbon oxides, nitrogen oxides, and other toxic fumes when burned.
Firefighter Protection:
- Wear self-contained breathing apparatus (SCBA) and full fire-resistant protective gear.
- Avoid inhalation of combustion products.
Related products
Ammonium Formate Extra Pure
Ammonium Formate Extra Pure is a high-purity, white crystalline compound commonly used in laboratory chemistry as a buffering agent, reducing agent, and reagent in organic synthesis. It plays a significant role in catalytic hydrogenation reactions, particularly in transfer hydrogenation using palladium or platinum catalysts. In analytical chemistry, it is frequently used in HPLC and mass spectrometry applications due to its volatility and compatibility with aqueous and organic mobile phases. The extra pure grade ensures extremely low levels of impurities, making it suitable for high-precision and instrument-sensitive applications. It should be stored in a cool, dry, and tightly sealed container to preserve its stability and prevent moisture uptake.
Ammonium Lactate Extra Pure
Ammonium Lactate Extra Pure is a high-purity, white to off-white crystalline or powdery compound formed from lactic acid and ammonium hydroxide, commonly used in laboratory settings for biochemical, pharmaceutical, and analytical applications. It serves as a buffering agent, a mild acidifier, and a source of both lactate and ammonium ions in solution. In biochemical research, it is used in studies involving metabolic pathways, pH-controlled reactions, and cell culture media. Its extra pure grade ensures minimal contamination, making it suitable for sensitive analytical techniques and formulation development. To maintain stability and prevent moisture absorption, it should be stored in tightly sealed containers in a cool, dry environment.
Dextrose Monohydrate Extra Pure
Dextrose Monohydrate Extra Pure is a high-purity crystalline form of glucose containing one molecule of water. It is widely used in laboratory settings as a carbon source in microbial culture media, fermentation processes, and biochemical assays. Its precise composition and consistent solubility make it ideal for preparing nutrient solutions, buffers, and test reagents. In research and educational labs, it supports various metabolic and enzymatic studies. This extra pure grade ensures minimal impurities, providing reliable results in sensitive analytical and biological applications. Store in a tightly sealed container in a cool, dry place to preserve its quality and prevent clumping.
Diastase Enzyme Powder Extra Pure
Diastase Enzyme Powder Extra Pure is a high-activity amylolytic enzyme preparation used in laboratory settings to catalyze the breakdown of starch into simpler sugars like maltose and glucose. It plays a crucial role in biochemical and enzymatic assays, fermentation studies, and educational demonstrations involving carbohydrate metabolism. This extra pure grade ensures high enzyme purity, offering reliable and reproducible results in analytical work and research. Ideal for controlled hydrolysis experiments and studies on enzyme kinetics, it should be stored in a cool, dry place to preserve its enzymatic activity and stability.
Dipotassium Hydrogen Phosphate Extra Pure
Dipotassium Hydrogen Phosphate Extra Pure is a high-purity inorganic salt commonly used in laboratories as a buffering agent, particularly in the preparation of phosphate buffer solutions for biochemical and analytical procedures. It plays a vital role in maintaining stable pH conditions in enzymatic and molecular biology experiments. Additionally, it serves as a source of potassium and phosphorus in various chemical reactions and culture media. This extra pure grade ensures excellent consistency and low levels of contaminants, making it ideal for high-precision lab work. It should be stored in a cool, dry place, tightly sealed to avoid moisture absorption.
EDTA Disodium Salt Extra Pure
EDTA Disodium Salt Extra Pure is a high-purity chelating agent widely used in laboratory settings for complexometric titrations, metal ion sequestration, and buffer preparation. It binds strongly with divalent and trivalent metal ions like calcium, magnesium, and iron, making it essential in water hardness testing, biochemical research, and analytical chemistry. Its stability and effectiveness in controlling metal ion activity also make it valuable in molecular biology protocols and diagnostic reagent formulations.
Malachite Green Extra Pure
Malachite Green Extra Pure is a synthetic dye of exceptional purity, recognized for its intense green coloration and versatile laboratory uses. It is commonly used as a biological stain, especially in microbiology for identifying and differentiating bacterial species, and in histology for staining cell structures. Additionally, Malachite Green serves as an effective fungicide and antiparasitic agent in aquaculture and laboratory testing. Its high purity ensures reliable performance in analytical applications, including redox titrations and as a pH indicator in specific chemical reactions. Its vivid color and chemical stability make it a valuable reagent in both teaching and professional research settings.
Yeast Active Dry Extra Pure
Yeast Active Dry Extra Pure is a high-quality, dry granulated form of Saccharomyces cerevisiae, widely used as a biological reagent in microbiological, biochemical, and fermentation research. Its consistent purity and viability make it ideal for laboratory studies involving fermentation, enzymatic activity, genetic research, and bioprocessing. It is also a key component in pharmaceutical and biotechnological applications, supporting recombinant protein production and probiotic development. The dry, stable form allows for easy storage and precise dosing. Proper handling is important to avoid moisture contamination and dust inhalation.

Preservatives(food)
Flavors
Acidulants
Sweeteners
Antioxidants
Colorants(food)
Nutraceutical Ingredients (food)
Nutrient Supplements
Emulsifiers
Collectors
Dust Suppressants
Explosives and Blasting Agents
Flocculants and Coagulants
Frothers
Leaching Agents
pH Modifiers
Precious Metal Extraction Agents
Antioxidants(plastic)
Colorants (Pigments, Dyes)
Fillers and Reinforcements
Flame Retardants
Monomers
Plasticizers
Polymerization Initiators
Stabilizers (UV, Heat)
Antifoaming Agents
Chelating Agents
Coagulants and Flocculants
Corrosion Inhibitors
Disinfectants and Biocides
Oxidizing Agents
pH Adjusters
Scale Inhibitors( water)
Antioxidants(cosmetic)
Emollients
Oils
Carrier Oills
Essential Oils
Humectants
Preservatives
Surfactants(cosmetic)
Thickeners
UV Filters
Fragrance (Cosmetics)
Fertilizers
Soil Conditioners
Plant Growth Regulators
Animal Feed Additives
Biostimulants
Pesticides (Herbicides, Insecticides, Fungicides)
Active Pharmaceutical Ingredients (APIs)
Excipients
Solvents(pharmaceutical)
Antibiotics
Antiseptics and Disinfectants
Vaccine Adjuvants
Nutraceutical Ingredients (pharmaceutical)
Analgesics & Antipyretics
Analytical Reagents
Solvents(lab)
Chromatography Chemicals
Spectroscopy Reagents
microbiology-and-cell-culture-reagents
Molecular Biology Reagents
Biochemical Reagents
Inorganic and Organic Standards
Laboratory Safety Chemicals
Specialty Laboratory Chemicals(Special Laboratory Equipment)
Demulsifiers
Hydraulic Fracturing Fluids
Scale Inhibitors(oil)
Surfactants(oil)
Drilling Fluids
Dyes and Pigments
Bleaching Agents
Softening Agents
Finishing Agents
Antistatic Agents
Admixtures
Waterproofing Agents
Sealants and Adhesives
Curing Compounds
Concrete Repair Chemicals
Anti-Corrosion Coatings
Surfactants(cleaning)
Builders
Enzymes
Solvents (Cleaning)
Electronic Chemicals
Catalysts
Lubricants
Photographic Chemicals
Refrigerants
Automotive chemicals
Pyrotechnic Chemicals
Biodegradable Surfactants
Bio-based Solvents
Renewable Polymers
Carbon Capture Chemicals
Wastewater Treatment Chemicals
Pigments
Solvents(paint)
Specialty Coatings
Binders/Resins
Additives
Driers
Anti-Corrosion Agents
Functional Coatings
Application-Specific Coatings
Leavening Agents
Dough Conditioners
Flour Treatments
Fat Replacers
Decoratives
Preservatives(baking)
Plasticizers & Softeners
Reinforcing Agents
Adhesion Promoters
Vulcanizing Agents
Antidegradants
Blowing Agents
Fillers & Extenders
Accelerators & Retarders