SAFETY DATA SHEET
Phenol Red, free acid, ACS
1. IDENTIFICATION
Product Identifiers
Product Name:
Phenol Red, free acid, ACS
Other Names:
Phenol red; phenolsulfonphthalein; 4,4;-(3H-2,1-bensoxathiol-3-ylidene)bis-phenol, S,Sdioxid
Product Number(s):
C115, C1151, C1155
CAS Number:
143-74-8
Recommended use of the chemical and restriction on use
Used in laboratories as a staining dye
Company Details
ProSciTech Pty Ltd
11 Carlton Street
KIRWAN QLD 4817
Australia

(07) 4773 9444
www.proscitech.com
Emergency Contact Details
ProSciTech Pty Ltd
11 Carlton Street
KIRWAN QLD 4817
Australia

(07) 4773 9444
www.proscitech.com
2. HAZARDS IDENTIFICATION
Classification of the substance or mixture
Skin irritation (Category 2)
Specific target organ toxicity - single exposure (Category 3) Respiratory.
Label Elements
Signal Words
Warning
Hazard Statement(s)
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.
P271: Use only outdoors or in well-ventilated area.
P405: Store locked up.
P280: Wear protective gloves/eye & face protection.
P302 + P352: If on skin gently 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.
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.
P312: Call Poison Center or doctor/physician if you feel unwell.
P403 + P233: Store in a well ventilated place. Keep container tightly closed. P501: Dispose of contents/container to an approved waste disposal plant.
P405 Store locked up.
P501 Dispose of contents/container to an approved waste disposal plant.
Primary route(s) of entry
Not available.
Human Health
Inhalation:
May be harmful by inhalation.
Ingestion:
Harmful if swallowed.
Eyes:
Risk of serious damage to eyes.
Skin:
Harmful in contact with skin.
Environment
Not available.
3. COMPOSITION/INFORMATION ON INGREDIENTS
Name
CAS No.
Content (w/w)
Classification
Phenol Red
143-74-8
90-100%
-
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
Use water spray, Carbon Dioxide, dry chemical powder, or alcohol-resistant foam.
HAZCHEM
Emits toxic fumes under fire conditions. Special Hazards Arising: Carbon & sulphur oxides.
Special protective equipment and precautions for fire fighters
As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH approved or equivalent, and full protective gear.
6. ACCIDENTAL RELEASE MEASURES
Personal precautions, protective equipment and emergency procedures
Use proper personal protective equipment as indicated in Section 8.
Environmental precautions
Not available.
Methods and materials for containment and clean up
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. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation. Minimize dust generation and accumulation.
Conditions for safe storage
Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible.
8. EXPOSURE CONTROLS/PERSONAL PROTECTION
Exposure Standards
Engineering controls
Facilities storing or utilising this material should be equipped with an eyewash facility and 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 regulation 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 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
Bright red to a dark red powder.
Odour
Odorless.
pH
Not available.
Vapour Pressure
Not available.
Density
ca.200-300kg/m3
Boiling Point
Not available.
Melting Point
>300°C
Solubility
0.77g/l at 100°C
Specific Gravity of Density
Not available.
Flash Point
Not available.
Flammable (Explosive) Limits
Not available.
Ignition Temperature
Not available.
Formula
C19H14O5S
10. STABILITY AND REACTIVITY
Reactivity
No further relevant information available.
Chemical stability
Stable under ordinary conditions of use and storage.
Possibility of hazardous reactions
No further relevant information available.
Conditions to avoid
Incompatible material.
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
May cause respiratory irritation.
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
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 classification.
14. TRANSPORT INFORMATION
ADG label required
HAZCHEM
Emits toxic fumes under fire conditions. Special Hazards Arising: Carbon & sulphur oxides.

UN Number
None
Proper shipping name
Not regulated.
Transport hazard class
Void
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
Not listed.
Other Information
No further relevant information available.
16. OTHER INFORMATION
SDS preparation date
17 August 2023
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.
This Safety Data Sheet (SDS) has been prepared in compliance with the Preparation of Safety Data Sheets for Hazardous Chemicals Code of Practice February 2016. It is the user's responsibility to determine the suitability of this information for adoption of necessary safety precautions. The information published in this SDS has been compiled from the publications listed in Section 16: to the best of our ability and knowledge these publications are considered accurate. We reserve the right to revise Safety Data Sheets as new information becomes available. Copies may be made for non-profit use.

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