HS-300 Safety Data Sheet

Revision date : 2022


Section 1: Product and Company Information


Product Type Manufacturer ID Emergency
Phone Number
Address Common Use
of Product
HS-300 Modified Organoclay Hydrosil International Ltd. 847-844-0680 125 Prairie Lake Rd.
East Dundee, IL 60018

Section 2: Hazard(s) Identification

2.1 – Classification of the substance or mixture (GHS-US)

Pictogram Signal Word  Hazard Statement
Warning Eye Irritation 2B H320; Acute Oral Tox 4, H302; Respiratory Irritation H335

2.2 – Precautionary statements (GHS-US) :

P210 – Keep away from heat/sparks/open flames/hot surfaces. – No smoking
P220 – Keep/Store away from clothing/combustible materials
P221 – Take any precaution to avoid mixing with combustibles
P261 – Avoid breathing dust/fume/gas/mist/vapours/spray
P271 – Use only outdoors or in a well-ventilated area
P280 – Wear protective gloves/protective clothing/eye protection/face protection
P304+P340 – IF INHALED: Remove person to fresh air and keep comfortable for breathing
P312 – Call a POISON CENTER/doctor if you feel unwell
P370+P378 – In case of fire: Use for extinction
P403+P233 – Store in a well-ventilated place. Keep container tightly closed
P405 – Store locked up
P501 – Dispose of contents/container

2.3 – Other Hazards

No additional information available

2.4 – Unknown acute toxicity (GHS US)

No data available


Section 3: Composition/Information on Ingredients


Name Product Identifier Percent By Weight (%) GHS-US Classification
Zeolite (CAS No.) 1318-02-1 79.5-81.5 STOT SE 3, H335
Water (CAS No.) 7732-18-5 12.5-14.5 Not Classified
Proprietary Active Ingredient 3.0-3.8  Not Classified

Section 4: First-Aid Measures

4.1 – Description of first aid measures

First Aid            
Remove person to fresh air. If not breathing, administer CPR or artificial respiration. Seek immediate medical attention.
Skin Contact
First Aid
If skin reddening or irritation develops, seek medical attention.
Eye Contact
First Aid
Immediately flush eyes with plenty of water for at least 15 minutes. If irritation persists seek medical attention.
First Aid
If the material is swallowed, rinse mouth thoroughly. DO NOT induce vomiting unless directed to do so by medical personnel. Seek medical attention if large amounts are ingested.

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

Symptoms/injuries after inhalation : May cause respiratory irritation.
Symptoms/injuries after skin contact : Causes skin irritation.
Symptoms/injuries after eye contact : Causes eye irritation.
Symptoms/injuries after ingestion : May be harmful if swallowed.

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

No additional information available


Section 5: Fire-Fighting Measures

5.1 – Extinguishing media

Suitable extinguishing media : Use extinguishing media appropriate for surrounding fire.

5.2 – Special hazards arising from the substance or mixture

Fire hazard : None known.
Explosion hazard : None known.

5.3 – Advice for firefighters

Protection during firefighting : Firefighters should wear full protective gear (chemical protective clothing and breathing apparatus).


Section 6: Accidental Release Measures

6.1 – Personal precautions, protective equipment and emergency procedures

General measures : Avoid contact with the skin and the eyes.
For non-emergency personnel : No additional information available
For emergency responders : No additional information available

6.2 – Environmental precautions


6.3 – Methods and material for containment and cleaning up

For containment : If possible, stop flow of product.
Methods for cleaning up : Shovel or sweep up and put in a closed container for disposal.

6.4 – Reference to other sections

No additional information available


Section 7: Handling and Storage

7.1 – Precautions for safe handling

Avoid generation of dust.

7.2 – Conditions for safe storage, including any incompatibilities

Storage conditions : Protect containers from physical damage. Keep container tightly closed and store in dry, cool, well-ventilated area. Protect material from water and contaminated gases.

7.3 – Specific end use(s)

No additional information available


Section 8: Exposure Controls/Personal Protection

8.1 – Control parameters

No additional information available

8.2 – Exposure controls/Person Protection

Appropriate engineering controls : Local exhaust and general ventilation must be adequate to meet exposure standards.
Hand protection : Use impervious gloves to minimize skin contact.
Eye protection : Safety glasses.
Skin and body protection : Wear suitable working clothes.
Respiratory protection : If airborne concentrations are above the applicable exposure limits, use NIOSH approved respiratory protection.


Section 9: Physical and Chemical Properties

9.1 – Information on basic physical and chemical properties

Physical state : Solid
Appearance : Granules
Colour : White
Odour : No data available
Odour threshold : No data available
pH : No data available
Relative evaporation rate (butylacetate=1) : No data available
Melting point : No data available
Freezing point : No data available
Boiling point : No data available
Flash point : No data available
Self ignition temperature : No data available
Decomposition temperature : No data available
Flammability (solid, gas) : No data available
Vapour pressure : No data available
Relative vapour density at 20 °C : No data available
Relative density : 57-59 lb/ft3
Solubility : No data available
Log Pow : No data available
Log Kow : No data available
Viscosity, kinematic : No data available
Viscosity, dynamic : No data available
Explosive properties : No data available
Oxidising properties : No data available
Explosive limits : No data available

Section 10: Stability and Reactivity

10.1 – Reactivity

No additional information available.

10.2 – Chemical stability

Stable under normal conditions.

10.3 – Possibility of hazardous reactions


10.4 – Conditions to avoid

Strong oxidizing and reducing agents.

10.5 – Incompatible materials

Strong oxidizers such as ozone, liquid oxygen, chlorine, etc.

10.6 – Hazardous decomposition products

Organic chlorides, amines, hydrogen chloride may be produced.


Section 11: Toxicological Information

11.1 – Information on toxicological effects

Acute toxicity : Not classified

Zeolite (CAS No. 1318-02-1)
LD50 Oral Rat 5000 mg/kg
LD50 Dermal Rabbit >2000 mg/kg
LC50 Inhalation Rat 2.4 mg/l (Exposure Time: 1Hr
ATE (Oral) 5000 mg/kg

Germ cell mutagenicity : Not classified
Carcinogenicity : Not classified

Zeolite (CAS No. 1318-02-1) IARC Group: 3

Reproductive toxicity : Not classified
Specific target organ toxicity (single exposure) : May cause respiratory irritation.
Specific target organ toxicity (repeated exposure) : Not classified
Aspiration hazard : Not classified

Section 12: Ecological Information

12.1 – Toxicity

Zeolite (CAS No. 1318-02-1)
LC50 Fishes 1 1800 mg/l (Exposure time: 96 h – Species: Brachydanio rerio [semi-static])
EC50 Daphnia 1 1000 – 1800 mg/l (Exposure time: 48 h – Species: Daphnia magna)
EC50 Other Aquatic Organisms 1 18 mg/l (Exposure time: 96 h – Species: Desmodesmus subspicatus)
LC50 Fish 2 3200 – 5600 mg/l (Exposure time: 96 h – Species: Oryzias latipes [semi-static])

12.2 – Persistence and degradability

No additional information available

12.3 – Bioaccumulative potential

No additional information available

12.4 – Mobility in soil

No additional information available

12.5 – Other adverse effects

No additional information available


Section 13: Disposal Considerations

13.1 – Waste treatment methods

Waste disposal recommendations : Dispose of contents/container in accordance with local/regional/national/international regulations.

Section 14: Transport Information

In accordance with DOT / ADR / RID / ADNR / IMDG / ICAO / IATA

14.1 – UN number

Not applicable

14.2 – UN proper shipping name

Not applicable

Section 15: Regulatory Information

All components of this product are listed, or excluded from listing, on the United States Environmental Protection Agency Toxic Substances
Control Act (TSCA) inventory.

15.1 – US Federal regulations

OSHA: This product is not known to be hazardous by OSHA Highly Hazardous Process Safety Standard, 29 CFR 1910.119.
CERCLA/SARA Hazardous Substances: Not applicable.

15.2 – US State regulations

Review specific state regulations.

Section 16: Other Information

Full text of H-phrases:

Eye Dam. 1 Series eye damage/eye irritation Category 1
Eye Irrit. 2A Serious eye damage/eye irritation Category 2A
Skin Corr. 1A Skin corrosion/irritation Category 1A
Skin Irrit. 2 Skin corrosion/irritation Category 2
H314 Causes severe skin burns and eye damage
H315 Causes skin irritation
H319 Causes serious eye irritation
H335 May cause respiratory irritation

NFPA health hazard : 1 – Exposure could cause irritation but only minor residual injury even if no treatment is given.
NFPA fire hazard : 0 – Materials that will not burn
NFPA reactivity : 0 – Normally stable, even under fire exposure conditions, and are not reactive with water


Copyright 2022 Hydrosil International, LTD. License granted to make unlimited paper copies for internal use only. The above information is believed to be correct but does not purport to be all inclusive and shall be used only as a guide. This information is based on our current knowledge and is intended to describe the product for the purposes of health, safety and environmental requirements only. It should not therefore be construed as guaranteeing any specific property of the product. Hydrosil International LTD. makes no warranty, either expressed or implied, including any warranties of merchantability and fitness for a particular purpose.

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