SAFETY DATA SHEET

Haematoxylin, C.I. 75290

Version 1Last reviewed 24 February 2026Catalogue: C107, C1071, C1075

1. Identification

Product Identifiers

Product Name: Haematoxylin, C.I. 75290
Other Names: N/A
Product Number(s): C107, C1071, C1075
CAS Number: 517-28-2

Recommended use of the chemical and restriction on use

Laboratory use.

Company Details

ProSciTech Pty Ltd
11 Carlton Street
KIRWAN QLD 4817
Australia
(07) 4773 9444
pst@proscitech.com
proscitech.com.au

Emergency Contact Details

ProSciTech Pty Ltd
11 Carlton Street
KIRWAN QLD 4817
Australia
(07) 4773 9444
pst@proscitech.com
proscitech.com.au

2. Hazards Identification

Classification of the substance or mixture

Acute toxicity, Oral (Category 4)
Skin irritation (Category 2)
Eye irritation (Category 2A)
Specific target organ toxicity - single exposure (Category 3)

Label Elements

Signal Words: Warning
Hazard Statement(s): H302: Harmful if swallowed.
H319: Causes serious eye irritation
H315: Causes skin irritation
H335: May cause respiratory irritation
Precautionary Statement(s): P261: Avoid breathing dust/spray/ fume/gas/ mist/ vapours
P264: wash skin thoroughly after handling
P270: Do not drink, eat, smoke, when using this product.
P271: Use only outdoors or in well-ventilated area.
P405: Store locked up
P330: Rinse mouth
P280: Wear protective gloves/eye & face protection
P302 ± P352:If on Skin wash with plenty of soap & water
P301 ± P312:If Swallowed: Call Poison Center or doctor/physician if you feel unwell
P304 ± P340: If inhaled: remove to fresh air and keep at rest in a position comfortable for breathing.
P305 ± P351 ± P338: If in Eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present & easy to do so. Continue Rinsing
P312: Call Poison Center or doctor/physician if you feel unwell
P321: Specific treatment (see supplemental first aid instructions)
P332 ± P313: If skin irritation occurs: consult physician
P337 ± P313: If eye irritation occurs: consult physician
P362: Take off contaminated clothing and wash before reuse.
P403 ± P233: Store in a well ventilated place. Keep container tightly closed.
P501: Dispose of contents/container to an approved waste disposal plant.

Primary route(s) of entry

Not available.

Human Health

Inhalation: Harmful by inhalation.
Ingestion: Harmful if swallowed.
Eyes: Risk of serious damage to eyes.
Skin: Harmful in contact with skin.

Environment

No further relevant information available.

3. Composition / Information on Ingredients

Name	CAS No.	Content (w/w)	Classification
Haematoxylin	517-28-2	90-100%	Not Available

4. First Aid Measures

Ingestion: Do not induce vomiting without medical advice. Rinse with water. Consult physician..
Inhalation: Move to fresh air. Consult a physician
Skin Contact: Rinse with plenty of soap & water and seek medical advice.
Eye Contact: Rinse with plenty of water and seek medical advice.
Other Information: Treat symptomatically and supportively.

5. Firefighting Measures

Suitable extinguishing equipment

Fire: Extinguishing: Use water spray, dry chemical, carbon dioxide, or alcohol-resistant foam.
HAZCHEM: Not available.

Special protective equipment and precautions for fire fighters

Special Hazards arising: Carbon oxides. Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion.

6. Accidental Release Measures

Personal precautions, protective equipment and emergency procedures: Use proper PPE
Environmental precautions: Not available.
Methods and materials for containment and clean up: Vacuum or sweep up material and place into a suitable disposal container. Clean up spills immediately, observing precautions in the Protective Equipment section. Avoid generating dusty conditions. Provide ventilation.

7. Handling and Storage

Precautions for safe handling: Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Use adequate ventilation. Keep container tightly closed. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation. Store protected from light.
Conditions for safe storage: Store in a cool, dry, well ventilated area away from incompatible substances. Store in a tightly closed container. Store protected from light.

8. Exposure Controls / Personal Protection

Exposure Standards

Engineering controls: No information available.

Personal protective equipment

Eye and face protection: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN 166.
Skin protection: Wear appropriate protective gloves to prevent skin exposure. 0.11mm thick nitrile.
Body protection: Wear appropriate protective clothing to prevent skin exposure.
Respiratory protection: Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.

9. Physical and Chemical Properties

General information

Appearance: Light tan to brown crystalline powder
Odour: Not available.
pH: Not available.
Vapour Pressure: Not available.
Density: Not available.
Boiling Point: Not available.
Melting Point: 200°C (392°F)
Solubility: Not available.
Specific Gravity of Density: Not available.
Flash Point: Not available.
Flammable (Explosive) Limits: Not available.
Ignition Temperature: Not available.
Formula: Not available.

10. Stability and Reactivity

Reactivity: Not available.
Chemical stability: Light sensitive. May discolour on exposure to light.
Possibility of hazardous reactions: No further relevant information available.
Conditions to avoid: Incompatible material, light, dust generation, excess heat
Incompatible materials: Strong oxidising agents.

11. Toxicological Information

Acute effects: No further relevant information available.
Eye contact: No further relevant information available.
Skin contact: No further relevant information available.
Ingestion: No further relevant information available.
Inhalation: No further relevant information available.
Toxicity and irritation: MH7875000 LD50/LC50: Oral, Rat - 400mg/kg Carcinogenicity: Rat-Hodgkin's disease Not listed by ACGIH, IARC, NIOSH, NTP, or OSHA.

12. Ecological Information

Ecotoxicity: No further relevant information available.
Persistence and degradability: No further relevant information available.
Bioaccumulative potential: No further relevant information available.
Other adverse effects: No further relevant information available.

13. Disposal Considerations

General information

Chemical waste generators must determine whether a discarded chemical is classified as a hazardous waste. US EPA guidelines for the classification determination are listed in 40 CFR Parts 261.3. Additionally, waste generators must consult state and local hazardous waste regulations to ensure complete and accurate information. RCRA P-Series: None listed. RCRA U-Series: None listed.

14. Transport Information

ADG label required

HAZCHEM: Not available.
UN Number: No data
Proper shipping name: Not regulated.
Transport hazard class: 0
Packing group: None.
Environmental hazard: No information available.
Special precautions for users: No information available.
Additional information: No information available.

15. Regulatory Information

Poisons Schedule Number: No information available.
Other Information: No further relevant information available.

16. Other Information

SDS preparation date: 24 February 2026
Comments: This information is based on our present knowledge. However, this shall not constitute a guarantee for any specific product features and shall not establish a legally valid contractual relationship.
References: Sigma-Aldrich Safety Data sheet Haematoxylin chrome-extension://efaidnbmnnnibpcajpcglclefindmkaj/https://www.sigmaaldrich.com/AU/en/sds/sigma/h9627-userType=anonymous 13/07/2024.