Multi Walled Carbon Nanotubes Dispersion in Xylene
US Research Nanomaterials, Inc. www.us-nano.com

SAFETY DATA SHEET
Revised Date 11/09/2023

1. PRODUCT AND COMPANY IDENTIFICATION

1.1 Product identifiers
Product name: Multi Walled Carbon Nanotubes Dispersion in Xylene
Xylene CAS#: 1330-20-7
CNTs CAS# : 308068-56-6
1.2 Relevant identified uses of the substance or mixture and uses advised against
Identified uses : Research

1.3 Details of the supplier of the safety data sheet
Company: US Research Nanomaterials, Inc.
3302 Twig Leaf Lane Houston, TX 77084, USATelephone: +1 832-460-3661 Fax: +1 281-492-8628
1.4 Emergency telephone number

Emergency Phone # : (832) 359-7887
SECTION 2: Hazards identification
2.1 Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
Flammable liquids (Category 3), H226
Acute toxicity, Inhalation (Category 4), H332
Acute toxicity, Dermal (Category 4), H312
Skin irritation (Category 2), H315
Eye irritation (Category 2A), H319
Carcinogenicity (Category 2), H351
Specific target organ toxicity - single exposure (Category 3), Respiratory system,
H335 Specific target organ toxicity - repeated exposure (Category 2), hearingorgans, H373 Specific target organ toxicity - repeated exposure, Inhalation(Category 2), Central nervous system, Liver, Kidney, H373
Aspiration hazard (Category 1), H304
Short-term (acute) aquatic hazard (Category 2), H401
Long-term (chronic) aquatic hazard (Category 3), H412
For the full text of the H-Statements mentioned in this Section, see Section 16.
2.2 GHS Label elements, including precautionary statements

Pictogram
Signal Word

DangerHazard statement(s)H226 Flammable liquid and vapor.
H304May be fatal if swallowed and enters airways.
H312 + H332 Harmful in contact with skin or if inhaled.
H315 Causes skin irritation.
H319 Causes serious eye irritation.
H335 May cause respiratory irritation.
H351 Suspected of causing cancer.
H373 May cause damage to organs (hearing organs) through prolonged orrepeated exposure.
H373 May cause damage to organs (Central nervous system, Liver, Kidney)
through prolonged or repeated exposure if inhaled.
H401 Toxic to aquatic life.
H412 Harmful to aquatic life with long lasting effects.
Precautionary statement(s)P201 Obtain special instructions before use.
P202 Do not handle until all safety precautions have been read and understood.
P210 Keep away from heat/ sparks/ open flames/ hot surfaces. No smoking.
P233 Keep container tightly closed.
P240 Ground/bond container and receiving equipment.
P241 Use explosion-proof electrical/ ventilating/ lighting/ equipment.
P242 Use only non-sparking tools.
P243 Take precautionary measures against static discharge.
P260 Do not breathe dust/ fume/ gas/ mist/ vapors/ spray.
P264 Wash skin thoroughly after handling.
P271 Use only outdoors or in a well-ventilated area.
P273 Avoid release to the environment.
P280 Wear protective gloves/ protective clothing/ eye protection/ face protection.
P301 + P310 IF SWALLOWED: Immediately call a POISON CENTER/ doctor.
P303 + P361 + P353 IF ON SKIN (or hair): Take off immediately all contaminatedclothing. Rinse skin with water/ shower.
P304 + P340 + P312 IF INHALED: Remove person to fresh air and keep
comfortable for breathing. Call a POISON CENTER/ doctor if you feel unwell.
P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes.
Remove contact lenses, if present and easy to do. Continue rinsing.
P308 + P313 IF exposed or concerned: Get medical advice/ attention.
P331 Do NOT induce vomiting.
P332 + P313 If skin irritation occurs: Get medical advice/ attention.
P337 + P313 If eye irritation persists: Get medical advice/ attention.
P362 Take off contaminated clothing and wash before reuse.
P370 + P378 In case of fire: Use dry sand, dry chemical or alcohol-resistant foam
to extinguish.

P403 + P233 Store in a well-ventilated place. Keep container tightly closed.
P403 + P235 Store in a well-ventilated place. Keep cool.
P405 Store locked up.
P501 Dispose of contents/ container to an approved waste disposal plant.
2.3 Hazards not otherwise classified (HNOC) or not covered by GHS - none
SECTION 3: Composition/information on ingredients
3.1 Substances
Synonyms : Xylene mixture of isomers
Formula : C8H10
Molecular weight : 106.17 g/mol
CNTs CAS# : 308068-56-6
For the full text of the H-Statements mentioned in this Section, see Section 16.
SECTION 4: First aid measures
4.1 Description of first-aid measures
General advice
Show this material safety data sheet to the doctor in attendance.
If inhaled
After inhalation: fresh air. Immediately call in physician. If breathing stops:
immediately apply artificial respiration, if necessary also oxygen.
In case of skin contact
In case of skin contact: Take off immediately all contaminated clothing. Rinseskin with water/ shower. Consult a physician.
In case of eye contact
After eye contact: rinse out with plenty of water. Call in ophthalmologist. Remove
contact lenses.
If swallowed
After swallowing: caution if victim vomits. Risk of aspiration! Keep airways free.
Pulmonary failure possible after aspiration of vomit. Call a physician immediately.

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4.2 Most important symptoms and effects, both acute and delayed

The most important known symptoms and effects are described in the labelling(see section 2.2) and/or in section 11.
4.3 Indication of any immediate medical attention and special treatment needed
No data available
SECTION 5: Firefighting measures
5.1 Extinguishing media
Suitable extinguishing media
Foam Carbon dioxide (CO2) Dry powder
Unsuitable extinguishing media
For this substance/mixture no limitations of extinguishing agents are given.
5.2 Special hazards arising from the substance or mixture
Carbon oxides
Combustible.
Vapors are heavier than air and may spread along floors.
Forms explosive mixtures with air at elevated temperatures.
Development of hazardous combustion gases or vapours possible in the event offire.
5.3 Advice for firefighters
Stay in danger area only with self-contained breathing apparatus. Prevent skincontact by keeping a safe distance or by wearing suitable protective clothing.
5.4 Further information
Remove container from danger zone and cool with water. Prevent fire
extinguishing water from contaminating surface water or the ground water
system.

SECTION 6: Accidental release measures
6.1 Personal precautions, protective equipment and emergency procedures
Advice for non-emergency personnel: Do not breathe vapors, aerosols. Avoid
substance contact. Ensure adequate ventilation. Keep away from heat andsources of ignition. Evacuate the danger area, observe emergency procedures,consult an expert.
For personal protection see section 8.

6.2 Environmental precautions
Do not let product enter drains. Risk of explosion.

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6.3 Methods and materials for containment and cleaning up
Cover drains. Collect, bind, and pump off spills. Observe possible materialrestrictions (see sections 7 and 10). Take up carefully with liquidabsorbent material (e.g. Chemizorb®). Dispose of properly. Clean up
affected area.
6.4 Reference to other sections
For disposal see section 13.

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SECTION 7: Handling and storage
7.1 Precautions for safe handlingAdvice on safe handlingWork under hood. Do not inhale substance/mixture. Avoid generation ofvapours/aerosols.
Advice on protection against fire and explosion
Keep away from open flames, hot surfaces and sources of ignition.Take
precautionary measures against static discharge.
Hygiene measures
Immediately change contaminated clothing. Apply preventive skin protection.
Wash hands and face after working with substance.
For precautions see section 2.2.
7.2 Conditions for safe storage, including any incompatibilities
Storage conditions
Keep container tightly closed in a dry and well-ventilated place. Keep away fromheat and sources of ignition.
Storage class
Storage class (TRGS 510): 3: Flammable liquids
7.3 Specific end use(s)Apart from the uses mentioned in section 1.2 no other specific uses are stipulated

SECTION 8: Exposure controls/personal protection
8.1 Control parameters
8.2 Exposure controls
Appropriate engineering controls
Immediately change contaminated clothing. Apply preventive skin protection.
Wash hands and face after working with substance.
Personal protective equipment
Eye/face protection
Use equipment for eye protection tested and approved under appropriategovernment standards such as NIOSH (US) or EN 166(EU). Safety glasses
Skin protection
Handle with gloves. Gloves must be inspected prior to use. Use proper glove
removal technique (without touching glove's outer surface) to avoid skin contact
with this product. Dispose of contaminated gloves after use in accordance withapplicable laws and good laboratory practices. Wash and dry hands.
Body Protection
Flame retardant antistatic protective clothing.
Respiratory protection
Recommended Filter type: Filter type ABEKThe end user has to ensure that maintenance, cleaning and testing of respiratory
protective devices are carried out according to the instructions of the producer.
These measures have to be properly documented.
required when vapours/aerosols are generated.
Our recommendations on filtering respiratory protection are based on thefollowing standards: DIN EN 143, DIN 14387 and other accompanying standards
relating to the used respiratory protection system.
Control of environmental exposure
Do not let product enter drains. Risk of explosion.
SECTION 9: Physical and chemical properties
9.1 Information on basic physical and chemical propertiesa) Appearanceb) Odorc)

Form: clear, liquid Color: colorless

No data available

Odor Threshold No data availabled) pH No data availablee) Melting point/freezing point < 0 °C (< 32 °F)f) Initial boiling point and boiling range 136 - 140 °C 277 - 284 °F at
1,013 hPag) Flash point 25 °C (77 °F) - closed cuph) Evaporation rate No data availablei) Flammability (solid, gas) No data availablej) Upper/lower flammability or explosive limits
Upper explosion limit: 7 %(V)Lower explosion limit: 1.1 %(V)k) Vapor pressure 24 hPa at 37.70 °C (99.86 °F)l) Vapor density 3.67 - (Air = 1.0)m) Density 0.865 g/cm3 at 20 °C (68 °F)
Relative density No data availablen) Water solubility No data availableo) Partition coefficient: n-octanol/waterp) Autoignition temperature No data availableq) Decomposition temperature No data availabler) Viscosity No data availables) Explosive properties No data availablet) Oxidizing properties No data available
9.2 Other safety information
Relative vapor 3.67 - (Air = 1.0) density
SECTION 10: Stability and reactivity
10.1 Reactivity
Vapor/air-mixtures are explosive at intense warming.
10.2 Chemical stability

The product is chemically stable under standard ambient conditions (roomtemperature) .

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10.3 Possibility of hazardous reactions
No data available
10.4 Conditions to avoid
Heating.
10.5 Incompatible materials
Strong oxidizing agents
10.6 Hazardous decomposition products
In the event of fire: see section 5SECTION 11: Toxicological information 11.1 Information on toxicological effects
No data available
No data available
Carcinogenicity
IARC: 2B - Group 2B: Possibly carcinogenic to humans (ethylbenzene)
NTP: No ingredient of this product present at levels greater than or equal to 0.1%
is identified as a known or anticipated carcinogen by NTP.
OSHA: No component of this product present at levels greater than or equal to0.1% is on OSHA’s list of regulated carcinogens.
Reproductive toxicity
No data available
Specific target organ toxicity - single exposure
No data available
Specific target organ toxicity - repeated exposure
No data available
Aspiration hazard
May be fatal if swallowed and enters airways.

11.2 Additional Information
To the best of our knowledge, the chemical, physical, and toxicological properties
have not been thoroughly investigated. (Xylene)
SECTION 12: Ecological information 12.1
No data available
12.2 Persistence and degradability
No data available
12.3 Bioaccumulative potential
No data available
12.4 Mobility in soil
No data available
12.5 Results of PBT and vPvB assessment
PBT/vPvB assessment not available as chemical safety assessment notrequired/not conducted12.6 Endocrine disrupting properties
No data available
12.7 Other adverse effects
No data available
SECTION 13: Disposal considerations
13.1 Waste treatment methods
ProductWaste material must be disposed of in accordance with the national and local
regulations. Leave chemicals in original containers. No mixing with other waste.
Handle uncleaned containers like the product itself. See www.retrologistik.com forprocesses regarding the return of chemicals and containers, or contact us there if
you have further questions.
SECTION 14: Transport information
DOT (US)UN number: 1307 Class: 3 Packing group: III
Proper shipping name: XylenesReportable Quantity (RQ): 125 lbs
Reportable Quantity (RQ): 100 lbs
Poison Inhalation Hazard: NoIMDG
UN number: 1307 Class: 3 Packing group: III EMS-No: F-E, S-D
Proper shipping name: XYLENES
IATA
UN number: 1307 Class: 3 Packing group: III
Proper shipping name: Xylenes
SECTION 15: Regulatory information
US TSCA Section 3This chemical/product is not and cannot be distributed in commerce (as defined inTSCA section 3(5)) or processed (as defined in TSCA section 3(13)) for consumer
paint or coating removal.
SARA 302 Components
This material does not contain any components with a section 302 EHS TPQ.
SARA 313 Components
The following components are subject to reporting levels established by SARA
Title III, Section 313:
Xyleneethylbenzene
SECTION 16: Other information
Further information
The above information is believed to be correct but does not purport to be all
inclusive and shall be used only as a guide. The information in this document isbased on the present state of our knowledge and is applicable to the product withregard to appropriate safety precautions. It does not represent any guarantee ofthe properties of the product.