Field's Stain 'A' Powder

Dye Powder For Laboratory Use
CAS Number
-
HSN Code
32041929
Molecular Formula
C16H18ClN3S
Catalogue Number
AL02283
Purity
>95%
Molecular Weight
319.85 g/mol

Complies with : IP | BP | USP | EP | ACS

ISO 9001 ISO 14001 GMP COA with every batch

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Key Properties

Appearance Dark blue-green powder
Shelf Life -
Packaging Typically packaged in airtight containers to prevent moisture absorption.
Storage Store in a cool, dry place away from light.

Field's stain 'A' powder is the dry powder form of one component of the classic rapid Romanowsky-type blood stain used in malaria diagnosis. It is primarily a methylene blue-based dye mixture that aids in the visualization of malaria parasites in blood smears.

Also known as Methylene Blue-based Dye.

Catalogue No.
AL02283
CAS Number
-
Molecular Formula
C16H18ClN3S
Molecular Weight
319.85 g/mol
HSN Code
32041929
Grade
Dye Powder
Product Form
Substance

Dark blue-green powder with a characteristic color indicative of its dye properties. It is soluble in water, forming a blue solution.

Appearance
Dark blue-green powder
Shelf Life
-
Packaging
Typically packaged in airtight containers to prevent moisture absorption.
Storage
Store in a cool, dry place away from light.

1.1 — Product identifier

Chemical Name
Field's Stain 'A' Powder
Catalogue No.
AL02283
Product form
Substance
CAS Number
Not applicable
EC Number
Not applicable
Grade
Dye Powder
EC Index Number
Not applicable
Chemical Formula
C16H18ClN3S
HSN Code
32041929
Synonyms
Methylene Blue-based Dye

1.2 — Relevant identified uses of the substance or mixture and uses advised against

Use of the substance/mixture
Dye for biological staining
Uses advised against
Not specified

1.3 — Details of the supplier of the safety data sheet

Company identification
Address:- 102, B wing, Savgan Heights, RTO Lane,Andheri (W), Mumbai-400 053Maharashtra, India.

1.4 — Emergency Contact Details

Phone / e-Mail
Phone : +91 22 26317055 Mobile : +91 9820385757 e-mail : info@alphachemika.co.in

2.3 — Other hazards

Other hazards
May cause respiratory irritation; avoid inhalation.

3.1 — Substance

Name
Field's Stain 'A' Powder
CAS No.
Not applicable

4.1 — Description of first aid measures

First-aid measures after inhalation
Move to fresh air. If symptoms persist, seek medical attention.
First-aid measures after skin contact
Wash with soap and water. If irritation occurs, seek medical attention.
First-aid measures after eye contact
Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing. Seek medical attention if irritation persists.
First-aid measures after ingestion
Rinse mouth. Do not induce vomiting. Seek medical attention if symptoms occur.

4.2 — Most important symptoms and effects, both acute and delayed

Symptoms relating to use
Irritation of respiratory tract, skin, and eyes.

4.3 — Indication of any immediate medical attention and special treatment needed

General information
Treat symptomatically. Show this safety data sheet to the treating physician.

5.1 — Extinguishing media

Suitable extinguishing media
Water spray, carbon dioxide, dry chemical powder, foam.
Unsuitable extinguishing media
Not specified

5.2 — Special hazards arising from the substance or mixture

Special procedures
May emit toxic fumes in a fire; use appropriate fire-fighting measures.

5.3 — Advice for firefighters

Protection during firefighting
Do not enter fire area without proper protective equipment, including respiratory protection.

6.1.1 — For non-emergency personnel

Emergency procedures
Avoid dust formation. Use appropriate personal protective equipment. Sweep up and dispose of in accordance with local regulations.

6.3 — Methods and material for containment and cleaning up

Methods for cleaning up
Collect spillage and dispose of in accordance with local regulations.

6.4 — Reference to other sections

Reference
Not specified

7.1 — Precautions for safe handling

Precautions for safe handling
Avoid inhalation and contact with skin. Use gloves and a dust mask when handling.
Hygiene measures
Wash hands and other exposed areas with mild soap and water before eating, drinking or smoking and when leaving work.

7.2 — Conditions for safe storage, including any incompatibilities

Storage conditions
Store in a cool, dry place, away from incompatible materials.

8.2 — Exposure controls

Hand protection
Protective gloves (e.g. nitrile rubber)
Eye protection
Chemical safety goggles or safety glasses
Skin and body protection
Wear suitable protective clothing
Respiratory protection
Use a dust mask or respirator if dust is generated during handling.

9.1 — Information on basic physical and chemical properties

Physical state
Solid
Colour
Dark blue-green
Odour
Odourless
Odour threshold
Not applicable
pH value
Not applicable
Relative evaporation rate (butylacetate=1)
Not applicable
Melting point
Not applicable
Freezing point
Not applicable
Boiling point
Not applicable
Flash point
Not applicable
Auto-ignition temperature
Not applicable
Decomposition temperature
Not applicable
Flammability (solid, gas)
Not flammable under normal conditions
Vapour pressure
Not applicable
Relative vapour density at 20°C
Not applicable
Density
Not applicable
Solubility
Soluble in water
Log Pow
Not applicable
Viscosity, kinematic
Not applicable
Viscosity, dynamic
Not applicable
Explosive properties
Not explosive
Oxidising properties
Not oxidizing
Explosive limits
Not applicable

10.1 — Reactivity

Reactivity
Stable under normal conditions.

10.2 — Chemical stability

Chemical stability
Stable under recommended storage conditions.

10.3 — Possibility of hazardous reactions

Possibility of hazardous reactions
No dangerous reactions known under normal conditions of use.

10.4 — Conditions to avoid

Conditions to avoid
Avoid contact with incompatible materials and excessive heat.

10.5 — Incompatible materials

Incompatible materials
Strong oxidizing agents.

10.6 — Hazardous decomposition products

Hazardous decomposition products
Not specified

11.1 — Information on toxicological effects

Acute toxicity
Not classified as acutely toxic.
Skin corrosion/irritation
May cause skin irritation.
Serious eye damage/irritation
May cause eye irritation.
Respiratory or skin sensitisation
Not classified as a sensitizer.
Germ cell mutagenicity
Not classified
Carcinogenicity
Not classified
Specific target organ toxicity (single exposure)
Not classified as a specific target organ toxicant.
Specific target organ toxicity (repeated exposure)
Not classified

12.1 — Toxicity

Toxicity information
Not specified

12.2 — Persistence - degradability

Persistence - degradability
Not specified

12.3 — Bioaccumulative potential

Bioaccumulative potential
Not specified

12.4 — Mobility in soil

Mobility in soil
Not specified

12.6 — Other adverse effects

Environmental precautions
Not specified

13.1 — Waste treatment methods

Additional Info
Dispose of contents/container in accordance with local, regional, national and international regulations.

14.1 — UN number

UN-No. (ADR)
Not assigned
UN-No. (IMDG)
Not assigned
UN-No. (IATA)
Not assigned
UN-No. (ADN)
Not assigned
UN-No. (RID)
Not assigned

14.2 — UN proper shipping name

Proper Shipping Name (ADR)
Not classified as dangerous goods
Proper Shipping Name (IMDG)
Not classified as dangerous goods
Proper Shipping Name (IATA)
Not classified as dangerous goods
Proper Shipping Name (ADN)
Not classified as dangerous goods
Proper Shipping Name (RID)
Not classified as dangerous goods

14.3 — Transport hazard class(es)

Transport hazard class(es)
Not applicable

14.4 — Packing group

Packing group (ADR)
Not applicable
Packing group (IMDG)
Not applicable
Packing group (IATA)
Not applicable
Packing group (ADN)
Not applicable
Packing group (RID)
Not applicable

14.5 — Environmental hazards

Dangerous for the environment
Not specified
Marine pollutant
Not specified
Other information
No supplementary information available

15.1 — Safety, health and environmental regulations/legislation specific for the substance or mixture

15.1.1 EU-Regulations
Not specified

Used to prepare Field's stain solution A for rapid staining of blood films in malaria parasite diagnosis, facilitating the identification of Plasmodium species.

ISO 9001 ISO 14001 GMP COA with every batch
Batch Number
AL-2026-AL02283
Manufacturing Date
September-2026
Expiry Date
September-2031
Molecular Weight
319.85 g/mol
Test Standard Observed
Assay Purity >95% >95%
Moisture Content <5% 3.2%
Residue on Ignition <1% 0.5%
Related Substances None detected None detected
Solubility Soluble in water Soluble in water

The above product is expected to comply with Dye Powder grade specification.

Technical Data Sheet

Grade Assay/Purity Melting/Boiling Point Moisture/LOD Residue on Ignition Related Substances Solubility
Dye Powder >95% Not applicable <5% <1% None detected Soluble in water
View full Technical Data Sheet

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