SAFETY DATA SHEET

Butvar B-98 Solution

Version 1Last reviewed 18 February 2026Catalogue: 11860, EMS11860

1. Identification

Product Identifiers

Product Name: Butvar B-98 Solution
Other Names: Butvar B-98 in Chloroform
Product Number(s): 11860, EMS11860
CAS Number: 67-66-3

Recommended use of the chemical and restriction on use

Laboratory chemicals.

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

GHS02 Flame
Flam. Liq. 2 H225 Highly flammable liquid and vapour.
GHS06 Skull and crossbones
Acute Tox. 2 H310 Fatal in contact with skin.
Acute Tox. 3 H331 Toxic if inhaled.
GHS08 Health hazard
Carc. 2 H351 Suspected of causing cancer.
Repr. 2 H361 Suspected of damaging fertility or the unborn child.
STOT RE 1 H372 Causes damage to the central nervous system, the kidneys, the liver and the respiratory system through prolonged or repeated exposure.
GHS07
Acute Tox. 4 H302 Harmful if swallowed.
Skin Irrit. 2 H315 Causes skin irritation.
Eye Irrit. 2A H319 Causes serious eye irritation.

Label Elements

Signal Words: None
Hazard Statement(s): Hazard-determining components of labelling:
CHLOROFORM, GLASS DISTILLED
Butvar-B-98
Polyvinyl Butyral Resin
2-methylbut-2-ene
Highly flammable liquid and vapour.
Harmful if swallowed.
Fatal in contact with skin.
Toxic if inhaled.
Causes skin irritation.
Causes serious eye irritation.
Suspected of causing cancer.
Suspected of damaging fertility or the unborn child.
Causes damage to the central nervous system, the kidneys, the liver and the respiratory system through prolonged or repeated exposure.
Precautionary Statement(s): Obtain special instructions before use.
Do not handle until all safety precautions have been read and understood.
Keep away from heat/sparks/open flames/hot surfaces. No smoking.
Ground/bond container and receiving equipment.
Use explosion-proof electrical/ventilating/lighting equipment.
Use only non-sparking tools.
Take precautionary measures against static discharge.
Do not breathe dust/fume/gas/mist/vapours/spray.
Do not get in eyes, on skin, or on clothing.
Wash thoroughly after handling.
Do not eat, drink or smoke when using this product.
Use only outdoors or in a well-ventilated area.
Wear protective gloves/protective clothing/eye protection/face protection.

Primary route(s) of entry

Not available.

Human Health

Inhalation: Remove victim to fresh air and keep at rest in a position comfortable for breathing. If exposed or concerned: Get medical advice/attention.
Ingestion: Call a POISON CENTER/doctor if you feel unwell. Rinse mouth.
Eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER/doctor. If eye irritation persists: Get medical advice/attention.
Skin: (or hair) Remove/take off immediately all contaminated clothing. Rinse skin with water/shower. Take off immediately all contaminated clothing and wash it before reuse. If skin irritation occurs: Get medical advice/attention.

Environment

In case of fire: Use for extinction: CO₂, powder or water spray.
Store in well-ventilated place. Keep container tightly closed.
Store in a well-ventilated place. Keep cool.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.

3. Composition / Information on Ingredients

Name	CAS No.	Content (w/w)	Classification
Butvar-B-98polyvinyl Butyral Resin	63148-65-2	≤2.5%	Not Available
2-methylbut-2-ene	513-35-9	≤2.5%	Not Available

4. First Aid Measures

Ingestion: Call for a doctor immediately.
Inhalation: Supply fresh air or oxygen; call for doctor.
In case of unconsciousness place patient stably in side position for transportation.
Skin Contact: Immediately wash with water and soap and rinse thoroughly.
Eye Contact: Rinse opened eye for several minutes under running water. If symptoms persist, consult a doctor.
Other Information: Immediately remove any clothing soiled by the product.
Symptoms of poisoning may even occur after several hours; therefore medical observation for at least 48 hours after the accident.
Remove breathing equipment only after contaminated clothing have been completely removed.
In case of irregular breathing or respiratory arrest provide artificial respiration.

5. Firefighting Measures

Suitable extinguishing equipment

Fire: CO₂, sand, extinguishing powder. Do not use water.
HAZCHEM: For safety reasons unsuitable extinguishing agents: Water with full jet.

Special protective equipment and precautions for fire fighters

Mouth respiratory protective device.

6. Accidental Release Measures

Personal precautions, protective equipment and emergency procedures: Wear protective equipment. Keep unprotected persons away.
Environmental precautions: Do not allow to enter sewers/surface or ground water.
Methods and materials for containment and clean up: Absorb with liquid-binding material (sand, diatomite, acid binders, universal binders, sawdust).
Dispose contaminated material as waste according to item 13.
Ensure adequate ventilation.
Do not flush with water or aqueous cleansing agents.

7. Handling and Storage

Precautions for safe handling: Ensure good ventilation/exhaustion at the workplace.
Open and handle receptacle with care.
Prevent formation of aerosols.
Keep ignition sources away - Do not smoke.
Protect from heat.
Protect against electrostatic charges.
Keep respiratory protective device available.
Conditions for safe storage: Store in a cool location.
Keep container tightly sealed.
Store in cool, dry conditions in well sealed receptacles.
Protect from heat and direct sunlight.

8. Exposure Controls / Personal Protection

Exposure Standards

Material	TWA ppm	TWA mg/m³	STEL ppm	STEL mg/m³
67-66-3 CHLOROFORM, GLASS DISTILLED	2ppm	10mg/m³	-

Engineering controls: Keep away from foodstuffs, beverages and feed.
Immediately remove all soiled and contaminated clothing.
Wash hands before breaks and at the end of work.
Store protective clothing separately.
Avoid contact with the eyes and skin.

Personal protective equipment

Eye and face protection: Wera tightly sealed goggles.
Skin protection: Wear protective gloves. The glove material has to be impermeable and resistant to the product/the substance/the preparation. Selection of the glove material on consideration of the penetration times, rates of diffusion and the degradation. The exact break through time has to be found out by the manufacturer of the protective gloves and has to be observed.
Body protection: Wear protective clothing.
Respiratory protection: In case of brief exposure or low pollution use respiratory filter device. In case of intensive or longer exposure use self-contained respiratory protective device.

9. Physical and Chemical Properties

General information

Appearance: Colourless liquid
Odour: Ether-like
pH: Not determined
Vapour Pressure: 210hPa
Density: 1.47807g/cm³
Boiling Point: 62°C
Melting Point: -63°C
Solubility: 8g/l
Specific Gravity of Density: Not determined
Flash Point: 0°C
Flammable (Explosive) Limits: Not determined
Ignition Temperature: 982°C
Formula: Not available.

10. Stability and Reactivity

Reactivity: No further relevant information available.
Chemical stability: No decomposition if used according to specifications.
Possibility of hazardous reactions: No dangerous reactions known.
Conditions to avoid: No further relevant information available.
Incompatible materials: No further relevant information available.

11. Toxicological Information

Acute effects: 67-66-3 CHLOROFORM, GLASS DISTILLED
Oral LD50 908 mg/kg (rat)
Dermal LD50 75 mg/kg (rat)
Eye contact: Irritating effect.
Skin contact: Irritant to skin and mucous membranes. Danger through skin adsorption.
Ingestion: Not available.
Inhalation: No sensitising effects known.
Toxicity and irritation: Not 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: Water hazard class 3: extremely hazardous for water.
Do not allow product to reach ground water, water course or sewage system, even in small quantities.
Danger to drinking water if even extremely small quantities leak into the ground.

13. Disposal Considerations

General information

Must not be disposed together with household garbage. Do not allow product to reach sewage system.
Disposal must be made according to official regulations.

14. Transport Information

ADG label required

HAZCHEM: For safety reasons unsuitable extinguishing agents: Water with full jet.
UN Number: UN1888
Proper shipping name: 1888 CHLOROFORM
Transport hazard class: Class 6.1 Toxic substances.
Packing group: III
Environmental hazard: Not applicable.
Special precautions for users: Warning: Toxic substances.
Hazard identification number (Kemler code): 60
EMS Number: 6.1-02
Segregation groups: Liquid halogenated hydrocarbons
Stowage Category: A
Stowage Code: SW2 Clear of living quarters.
Additional information: Limited quantities (LQ) 5L
Excepted quantities (EQ) Code: E1
Maximum net quantity per inner packaging: 30mL
Maximum net quantity per outer packaging: 1000mL
Transport category: 2
Tunnel restriction code: E

15. Regulatory Information

Poisons Schedule Number: S2, S4, S6
Other Information: A Chemical Safety Assessment has not been carried out.

16. Other Information

SDS preparation date: 18 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.