Sudan IV, C.I. 26105

1. Identification

Product Identifiers

Product Name

Sudan IV, C.I. 26105

Other Names

Scarlet red scharlach, oil red IV, Sudan R or BB, Solvent Red 24, Lipid crimson, Biebrich scarlet R fat soluble

Product Number(s)

C144, C1441, C1445

CAS Number

85-83-6

Recommended use of the chemical and restriction on use

Company Details

Emergency Contact Details

2. Hazards Identification

Classification of the substance or mixture

Label Elements

Signal Words

Warning

Hazard Statement(s)

• H319: Causes serious eye irritation.
• H315: Causes skin irritation

Precautionary Statement(s)

• P264: wash skin thoroughly after handling
• P280: Wear protective gloves/eye & face protection
• P302 ± P352: If on skin gently wash with plenty of soap & water
• P305 ± P351 ± P338: If in Eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present & easy to do so. Continue Rinsing
• 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.

Primary route(s) of entry

Human Health

Inhalation

Harmful by inhalation

Ingestion

Harmful if swallowed.

Eyes

Risk of serious damage to eyes.

Skin

Harmful in contact with skin.

Environment

3. Composition / Information on Ingredients

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

In the case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

Other Information

Treat symptomatically and supportively.

5. Firefighting Measures

Suitable extinguishing equipment

Fire

Use water spray, dry chemical, carbon dioxide or alcohol-resistant foam. .

HAZCHEM

Not available.

Special protective equipment and precautions for fire fighters

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

Clean up spills immediately, observing precautions in the Protective Equipment Section. Sweep up, then place into a suitable container for disposal. Avoid generating dusty conditions. Provide ventilation.

7. Handling and Storage

Precautions for safe handling

Wash thoroughly after handling. Use with adequate ventilation. Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.

Conditions for safe storage

Store in a cool, dry, well-ventilated area from incompatible substances. Keep containers tightly closed.

8. Exposure Controls / Personal Protection

Exposure Standards

Engineering controls

Facilities storing or utilising this material should be equipped with an eyewash facility and a safety shower. Use adequate ventilation to keep airborne concentrations low.

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 EN166.

Skin protection

Wear appropriate protective gloves to prevent skin exposure. 0.11mm thick nitrile.

Body protection

Wear appropriate protective clothing to minimize contact with skin.

Respiratory protection

Follow the OSHA respirator regulations found in 29 CFR 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

Dark red/brown powder

Odour

Not available.

pH

Not available.

Vapour Pressure

Negligible.

Density

Not available.

Boiling Point

Not available.

Melting Point

199°C (390°F)

Solubility

Not available.

Specific Gravity of Density

Not available.

Flash Point

Not available.

Flammable (Explosive) Limits

Not available.

Ignition Temperature

Not available.

Formula

C24H20N4O

10. Stability and Reactivity

Reactivity

Not available.

Chemical stability

Stable under recommended storage conditions

Possibility of hazardous reactions

Carbon & nitrogen oxides.

Conditions to avoid

Incompatible materials, dust generation, excess heat.

Incompatible materials

Oxidising agents.

11. Toxicological Information

Acute effects

LD50/LC50: Not 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

No further relevant information available.

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

14. Transport Information

ADG label required

HAZCHEM

Not available.

UN Number

None

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

2 March 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.