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DKK-TOA CORPORATION
SDS No.: E1021-12
PRODUCT NAME: Phthalate Standard Solution pH4.01

Created: Nov. 4, 1998

Revised: Mar.16, 2024

SAFETY DATA SHEET

1. PRODUCT AND MANUFACTURER

Product Name : Phthalate Standard Solution pH4.01
Product Code : 143F187, 143F191, 143F305, 143F351, PH4.01K
Manufacturer : DKK-TOA CORPORATION
Address : 29-10, Takadanobaba 1-Chome, Shinjuku-ku, Tokyo 169-8648 Japan
Department : Sensor Technology Dept.
Phone : +81-3-3202-0225
Fax : +81-3-3202-5685
Recommended Use : For DKK-TOA Corporation products use only.
Restrictions on Use : For recommended application use only.

2. HAZARDS IDENTIFICATION
GHS Classification
Physical/Chemical Hazards : Flammable liquids Not classified
Pyrophoric liquids Not classified
Self-heating chemicals Not classified
(Hazard categories not described in the above are classified either as Not classified or as
Classification not possible.)

3. COMPOSITION/INFORMATION ON INGREDIENTS
Distinction of substance or mixture : Mixture (Aqueous Solution)
Percent Official Gazette No.
Chemical Name Chemical Formula CAS No.
Range Act*1 ISHA*2

Potassium Hydrogen Phthalate 1% C6H4(COOK)(COOH) 3-1272, 3-1342 877-24-7

Water residual H2O - 7732-18-5

【NOTE】*1: Act on the Evaluation of Chemical Substances and Regulation of Their Manufacture, etc.
*2: Industrial Safety and Health Act

4. FIRST AID
Inhalation : Let the victim blow nose and rinse mouth.
Skin Contact : Wash the contaminated or contact spot of the skin thoroughly with a large
amount of water.
Eye Contact : Immediately, rinse the eye thoroughly with running water. If experiencing any
symptoms, get medical advice/attention.
Ingestion : Give the victim plenty of water. If experiencing any symptoms, get medical
advice/attention.

5. FIRE FIGHTING MEASURES

Suitable extinguishing media : This product is non-combustible. In case of a fire in the vicinity, use
media appropriate to surrounding fire conditions.
Unsuitable extinguishing media : None
Firefighting Instruction : In case of a fire in the vicinity, immediately remove containers to a safe
place or spray water onto them and the surrounding area to cool down.
Personal protection (Emergency : When fighting fire, make sure to wear protective equipment.
response)
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DKK-TOA CORPORATION
SDS No.: E1021-12
PRODUCT NAME: Phthalate Standard Solution pH4.01

6. ACCIDENTAL RELEASE MEASURES

For Humans : If necessary, wear appropriate protective equipment such as eye
protection, rubber gloves, etc. so that the spilled material will not get
on skin and do not inhale its vapor.
For Environment : Pay attention to stop spilled material from entering sewage and
drainage systems or bodies of water to protect the environment. When
diluting with plenty of water, take necessary measures so that the
contaminated water may not be released to the environment without
proper treatment.
Clean-up Method and Equipment : Wipe out the spilled material with absorbent cloth or paper. Then,
thoroughly flush and decontaminate the spilled area with plenty of
water.

7. HANDLING/STORAGE
Handling
Technical measures : If necessary, wear appropriate protective equipment such as eye protection,
rubber gloves, etc.
Precautions : Pay attention so that the product will not get on skin or others.
Contact avoidance : None
Storage
Storage Conditions : Keep containers tightly closed when not in use and store in a cool and dark place.
Container Material : Glass, Polyethylene, Polypropylene, etc.

8. EXPOSURE CONTROLS/PROTECTIVE EQUIPMENT

Equipment : Not applicable
Control Concentration : Not specifically designated
Threshold Limit Value : Data on the product are not available.
Data on its component are as follows:
･ACGIH(2023): Not established
Personal Protective Equipment
For respiratory organs : Wear appropriate protective equipment if necessary.
For hands : Wear protective gloves such as rubber gloves if necessary.
For eyes and face : Wear eye and face protection such as safety glasses or face Shield if
necessary.
For skin and body : Wear appropriate protection if necessary.

9. PHYSICAL/CHEMICAL PROPERTIES
Physical State : Liquid
Color : Colorless
Odor : Weak aromatic odor
Melting point/Freezing point : About 0℃
Boiling point/boiling range : About 100℃
Flammability : No data
Explosion lower limit and : No data
upper limit / flammability limit
Flash point : No data
Auto-ignition temperature : No data
Decomposition temperature : No data
pH : pH4.01 ( at 25℃)
Kinematic viscosity : No data
Solubility : Water : Soluble in all portions in water
: Organic Solvent : No data
Partition coefficient : No data
n-octanol/water (log Pow)
Vapor pressure : No data
Density or relative density : No data
Particle characteristics : No data
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DKK-TOA CORPORATION
SDS No.: E1021-12
PRODUCT NAME: Phthalate Standard Solution pH4.01

10. STABILITY/REACTIVITY
Reactivity : No data
Chemical Stability : Stable when used under proper conditions.
Possibility of hazardous reactions : No data
Conditions to avoid : Avoid sunlight, heat, etc.
Incompatible materials : No data
Hazardous decomposition : Carbon monoxide, Carbon dioxide
products

11. TOXICOLOGICAL INFORMATION

Acute Toxicity(Oral)
Information on the product : No data available
Information on components : No data available
Acute Toxicity(mist)
Information on the product : No data available
Information on components : No data available
Skin corrosion / irritation : No data available
Serious eye damage /irritation : No data available
Respiratory sensitization / Skin : No data available
sensitization
Germ cell mutagenicity : No data available
Carcinogenicity : No data available
Reproductive toxicity : No data available
Specific target organ toxicity
STOT-single exposure : No data available
STOT-repeated exposure : No data available
Aspiration hazard : No data available

12. ECOLOGICAL INFORMATION

Ecotoxicity : No data available
Persistence and degradability : No data available
Bioaccumulative potential : No data available
Mobility in soil : No data available
Hazardous to the ozone layer : No data available

13. DISPOSAL CONSIDERATIONS

Information on safe and environmentally desirable disposal or recycling of chemicals, contaminated
containers and packaging.
Waste Chemicals : Dilute the waste chemical with a large amount of water.
Then, adjusting its pH to neutral with alkali, discharge to the drain in
accordance with the related laws and regulations.
Or consign the disposal to a hazardous waste disposal firm approved by the
competent authority.
Empty Containers : When disposing of empty containers, thoroughly remove contents and dispose
of in accordance with your national and local regulations.

14. TRANSPORT INFORMATION

Be sure to handle this material in compliance with environmental, safety and health laws and regulations of your
national and local government.
National Regulations
For Ground Transportation : Follow according to regulations
For Marine Transportation : Follow according to regulations
For Air Transportation : Follow according to regulations
UN Identification No. : Not applicable
UN Hazard Classification : Not applicable
UN Packing Group : Not applicable
Guide Number for Emergency Response: None
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DKK-TOA CORPORATION
SDS No.: E1021-12
PRODUCT NAME: Phthalate Standard Solution pH4.01

Precautions for Transportation : During transportation of the product, avoid direct sunlight and ensure that
there is no leakage. Avoid dropping, falling and damaging the container of
the material when the material is loaded onto a truck or the like. Be sure to
prevent collapse of cargo piles.
International Regulations
For Marine Transportation
UN No. : Not applicable
Proper Shipping Name : Not applicable
Class : Not applicable
Subsidiary Risk : Not applicable
Packing Group : Not applicable
For Air Transportation
UN No. : Not applicable
Proper Shipping Name : Not applicable
Class : Not applicable
Subsidiary Risk : Not applicable
Packing Group : Not applicable

15. REGULATORY INFORMATION

Be sure to handle this material in compliance with environmental, safety and health laws and regulations of your
national and local government.

16. OTHER INFORMATION

References
(1) Chemical Risk Information Platform (CHRIP), National Institute of Technology and Evaluation
(2) ezCRIC, Japan Chemical Database Ltd.
(3) JIS Z7252-2019 and Z7253-2019
(4) Site for Safety in Workplace (Shokuba-no-Anzen Site), Ministry of Health, Labour & Welfare, Japan
(5) SDS No. E1021-12 Phthalate Standard Solution pH4.01 in Japanese version,DKK-TOA co. LTD.
Coverage
- The information contained herein is based on data collected from many technical documents and is
considered to be accurate, but is not necessarily inclusive. Due care should be exercised in handling the
material.
- All data herein are intended to provide information but not assured.
- All of the notes are for normal handling. In case of special handling, take safety measures suitable for the
use or application.