SAFETY DATA SHEET
According to JIS Z 7253:2019

Revision date 01-Mar-2024
Revision Number 1.01

Section 1: PRODUCT AND COMPANY IDENTIFICATION
Product Name
Product Code0.5mol/L Sodium Hydroxide Solution
194-19247,192-19248

Supplier

FUJIFILM Wako Pure Chemical Corporation
1-2 Doshomachi 3-Chome, Chuo-ku, Osaka 540-8605, Japan
Phone: +81-6-6203-3741
Fax: +81-6-6203-2029+81-6-6203-3741 / +81-3-3270-8571
For research use only
Seek expert judgment when using for purposes other than those recommended.

Emergency telephone number
Recommended usesRestrictions on use

Section 2: HAZARDS IDENTIFICATIONGHS classification
Classification of the substance or mixture
Skin corrosion/irritation
Serious eye damage/eye irritation
Specific target organ toxicity (single exposure)
Category 2 respiratory system

Category 2
Category 1
Category 2

Pictograms

Signal word

DangerHazard statements
H315 - Causes skin irritation
H318 - Causes serious eye damage
H371 - May cause damage to the following organs: respiratory system
Precautionary statements-(Prevention)• Wash face, hands and any exposed skin thoroughly after handling• Wear protective gloves/protective clothing/eye protection/face protection• Do not breathe dust/fume/gas/mist/vapors/spray• Do not eat, drink or smoke when using this product
Precautionary statements-(Response)• IF exposed or if you feel unwell: Call a POISON CENTER or doctor/physician• IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue
rinsing• Immediately call a POISON CENTER or doctor/physician• IF ON SKIN: Wash with plenty of soap and water• If skin irritation occurs: Get medical advice/attention• Take off contaminated clothing and wash before reuse
Precautionary statements-(Storage)• Store locked up

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Precautionary statements-(Disposal)• Dispose of contents/container to an approved waste disposal plant
OthersOther hazards

Not available

Section 3: COMPOSITION/INFORMATION ON INGREDIENTS
MixtureSingle Substance or Mixture

Weight-%Chemical Name
Water
Sodium Hydroxide
Note on ISHL No.:

98.0
2.0

Molecular weight
18.0240.00

ENCS
ISHL No.
N/A(1)-410** in the table means announced chemical substances.

CAS RN
7732-18-5
1310-73-2

Section 4: FIRST AID MEASURES
Inhalation
Remove to fresh air. If symptoms persist, call a physician.
Skin contact
Wash off immediately with soap and plenty of water. If symptoms persist, call a physician.
Eye contact
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue
rinsing. Immediate medical attention is required.
Ingestion
Rinse mouth. Never give anything by mouth to an unconscious person. Call a physician or poison control center
immediately. Do not induce vomiting without medical advice.
Protection of first-aiders
Use personal protective equipment as required.

Section 5: FIRE FIGHTING MEASURES
Suitable extinguishing media
Use extinguishing measures that are appropriate to local circumstances and the surrounding environment
Unsuitable extinguishing media
No information available
Specific hazards arising from the chemical product
Thermal decomposition can lead to release of irritating and toxic gases and vapors.
Special extinguishing method
No information available
Special protective actions for fire-fighters
Use personal protective equipment as required. Firefighters should wear self-contained breathing apparatus and full
firefighting turnout gear.

Section 6: ACCIDENTAL RELEASE MEASURES
Personal precautions, protective equipment and emergency procedures
For indoor, provide adequate ventilation process until the end of working. Deny unnecessary entry other than the people
involved by, for example, using a rope. While working, wear appropriate protective equipments to avoid adhering it on skin,or inhaling the gas. Work from windward, and retract the people downwind.
Environmental precautions
To be careful not discharged to the environment without being properly handled waste water contaminated.
Methods and materials for contaminent and methods and materials for cleaning up
Absorb dry sand, earth, sawdust and the waste. Collect empty container that can be sealed.

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Recoverly, neutralization
No information available
Secondary disaster prevention measures
Clean contaminated objects and areas thoroughly observing environmental regulations.

Section 7: HANDLING AND STORAGEHandlingTechnical measures
Avoid contact with strong acids. Use with local exhaust ventilation.
Precautions
Do not rough handling containers, such as upsetting, falling, giving a shock, and dragging. Prevent leakage, overflow, andscattering. Not to generate steam and dust in vain. Seal the container after use. After handling, wash hands and face, andthen gargle. In places other than those specified, should not be smoking or eating and drinking. Should not be brought
contaminated protective equipment and gloves to rest stops. Deny unnecessary entry of non-emergency personnel to thehandling area.
Safety handling precautions
Use personal protective equipment as required. Avoid contact with skin, eyes or clothing.

Storage
Safe storage conditions
Storage conditions
Safe packaging material
Incompatible substances

Store away from sunlight in well-ventilated place at room temperature (preferably cool).
Keep container tightly closed.
Polyethylene
Strong acids

Section 8: EXPOSURE CONTROLS/PERSONAL PROTECTION
Engineering controls
In case of indoor workplace, seal the source or use a local exhaust system. Provide the safety shower facility, and handand eye-wash facility. And display their position clearly.
Exposure limits
Chemical Name
Sodium Hydroxide
1310-73-2

JSOH (Japan)
Ceiling: 2 mg/m3

ISHL (Japan)
N/A

ACGIH
Ceiling: 2 mg/m3

Personal protective equipment
Protective mask
Respiratory protection
chemical protective gloves ( JIS T 8116 )Hand protection
protective eyeglasses or chemical safety goggles (JIS T 8147)
Eye protection
Long-sleeved work clothes
Skin and body protection
General hygiene considerations
Handle in accordance with good industrial hygiene and safety practice.
If this product is classified as ”Chemical Substances Hazardous to Skin, etc.”, use appropriate protective equipment tothem.

Section 9: PHYSICAL AND CHEMICAL PROPERTIES
FormColor
Turbidity
Appearance
Odor
Melting point/freezing point
Boiling point, initial boiling point and boiling range
Flammability

colorlessclearliquid
Odorlessno data available
no data available
no data available

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Evaporation rate:
Flammability (solid, gas):
Upper/lower flammability or explosive limits
Upper：：Lower：：Flash point
Auto-ignition temperature:
Decomposition temperature:
pH
Viscosity (coefficient of viscosity)
Dynamic viscosity
Solubilities
n-Octanol/water partition coefficient:(log Pow)
Vapour pressure
Specific Gravity / Relative density
Vapour density
Particle characteristics

no data available
no data available
no data available
no data available
no data available
no data available
no data available
Strongly basic
no data available
no data available
water , Ethanol : Miscible at any arbitrary ratio .
no data available
no data available
no data available
no data available
no data available

Section 10: STABILITY AND REACTIVITY
Stability
no data available
Reactivity
Stable under recommended storage conditions.
Chemical stability
Hazardous reactions
None under normal processing
Conditions to avoid
Extremes of temperature and direct sunlight
Incompatible materials
Strong acids
Hazardous decomposition products
No information available

Section 11: TOXICOLOGICAL INFORMATION
Acute toxicity
Chemical Name
Sodium Hydroxide
Chemical Name
Sodium Hydroxide

Acute toxicity -oral- source
information
Based on the NITE GHS
classification results.

Acute toxicity -dermal- source Acute toxicity -inhalation gasinformation
source information
Based on the NITE GHS
Based on the NITE GHS
classification results.
classification results.

Acute toxicity -inhalation
vapor- source information
Based on the NITE GHS
classification results.

Acute toxicity -inhalation dust- Acute toxicity -inhalation mistsource information
source information
Based on the NITE GHS
Based on the NITE GHS
classification results.
classification results.

Skin irritation/corrosion
Chemical Name
Sodium Hydroxide
Serious eye damage/ irritation
Chemical Name
Sodium Hydroxide
Respiratory or skin sensitization
Chemical Name
Sodium Hydroxide
Reproductive cell mutagenicity
Chemical Name
Sodium Hydroxide

Skin corrosion/irritation source information
Based on the NITE GHS classification results.
Serious eye damage/irritation source information
Based on the NITE GHS classification results.
Respiratory or Skin sensitization source information
Based on the NITE GHS classification results.
germ cell mutagencity source information
Based on the NITE GHS classification results.

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Carcinogenicity
Chemical Name
Sodium Hydroxide

Carcinogenicity source information
Based on the NITE GHS classification results.

Chemical Name
Sodium HydroxideReproductive toxicity source information
Based on the NITE GHS classification results.

Chemical Name
Sodium Hydroxide
STOT-repeated exposure
Chemical Name
Sodium Hydroxide
Aspiration hazard
Chemical Name
Sodium Hydroxide

STOT -single exposure- source information
Based on the NITE GHS classification results.

Reproductive toxicity

STOT-single exposure

STOT -repeated exposure- source information
Based on the NITE GHS classification results.
Aspiration Hazard source information
Based on the NITE GHS classification results.

Section 12: ECOLOGICAL INFORMATION
Ecotoxicity
Chemical Name
Sodium Hydroxide

Algae/aquatic plants
N/AFishN/ACrustacea
LC50 : Ceriodaphnia pulchella
40 mg/L 48 h

Other data
Chemical Name
Sodium Hydroxide

Persistence and degradability
Bioaccumulative potential
Mobility in soil
Hazard to the ozone layer

Short-term (acute) hazardous to theLong-term (chronic) hazardous to theaquatic environment source information aquatic environment source information
Based on the NITE GHS classification
Based on the NITE GHS classification
results.
results.

No information available
No information available
No information available
No information available

Section 13: DISPOSAL CONSIDERATIONS
Waste from residues
Disposal should be in accordance with applicable regional, national and local laws and regulations.
Contaminated container and contaminated packaging
Disposal should be in accordance with applicable regional, national and local laws and regulations.

Section 14: TRANSPORT INFORMATION
ADR/RID
UN number
Proper shipping name:
UN classfication
Subsidiary hazard class
Packing group
Marine pollutant
IMDG
UN number
Proper shipping name:
UN classfication

UN1824
Sodium hydroxide solution
8III
Not applicable

UN1824
Sodium hydroxide solution
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Subsidiary hazard class
III
Packing group
Not applicable
Marine pollutant (Sea)Transport in bulk according to No information available
Annex II of MARPOL 73/78 andthe IBC CodeIATAUN1824
UN numberSodium hydroxide solution
Proper shipping name:
8UN classfication
Subsidiary hazard class
III
Packing group
Not applicable
Environmentally Hazardous
Substance

Section 15: REGULATORY INFORMATION
Japanese regulations
Not applicable
Fire Service Act
Not applicable
Poisonous and Deleterious
Substances Control Law
Industrial Safety and Health Act Harmful Substances Whose Names Are to be Indicated on the Label (Law Art.57)
Notifiable Substances (Law Art.57-2)
Industrial Safety and Health Act (2024~)【2024.4.1~】Chemical Substances Hazardous to Skin, etc.(Regulations Article 594-2 Paragraph 1)

Regulations for the carriageand storage of dangerous
goods in ship
Civil Aeronautics Law

Corrosive Substances (Ordinance Art.3, Ministry of Transportation Ordinance Regarding
Transport by Ship and Storage, Attached Table 1)
Corrosive Substances (Ordinance Art.194, MITL Nortification for Air Transportation ofExplosives etc., Attached Table 1)
Enforcement ordinance Appendix No. 1 Noxious liquid substance Category YMarine Pollution Prevention
Law
Pollutant Release and Transfer Not applicable
Register Law(2023.4.1-)
Specified substances(Law Art.2 Para.4, Enforcement Order Art.3-3)
Water Pollution Control Act
Not applicable
Export Trade Control Order

Chemical Name

Poisonous and Deleterious
Substances Control Law

Sodium Hydroxide
1310-73-2 ( 2.0 )-Industrial Safety and Health Act
Substances(Law Art.57-2)
Applicable

Pollutant Release and Transfer
Register Law(2023.4.1-)-Section 16: OTHER INFORMATIONKey literature references andsources for data etc.

NITE: National Institute of Technology and Evaluation (JAPAN)
http://www.safe.nite.go.jp/japan/db.html
IATA dangerous Goods Regulations
RTECS:Registry of Toxic Effects of Chemical Substances
Japan Industrial Safety and Health Association GHS Model SDS
Dictionary of Synthetic Oraganic Chemistry , SSOCJ, Koudansha Scientific Co.Ltd.
Chemical Dictionary, Kyouritsu Publishing Co., Ltd.
etc

The following contents were revised. Regulatory information.
Record of SDS revisions
Disclaimer
This SDS is according to JIS Z 7253: 2019. The information provided in this Safety Data Sheet is correct to the best of ourPage 6 / 7
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knowledge, information and belief at the date of its publication. The information given is designed only as a guidance for safe
handling, and is not to be considered a warranty or quality specification. The information relates only to the specific material
designated and may not be valid for such material used in combination with any other materials or in any process, unlessspecified in the text.
GHS Classification is according to JIS Z 7252:2019. *JIS: Japanese Industrial Standards
End of Safety Data Sheet

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