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Safety Data Sheet EN

Potassium dihydrogen arsenate

CAS 7784-41-0
EC 232-065-8

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01

Identification

Product identifiers, regulatory numbers, and supplier information

Product Information

Product Name
Potassium dihydrogen arsenate
Product Code
J65093

Regulatory Identifiers

CAS Number
7784-41-0 Check regulations →
EC Number
232-065-8 Check regulations →

Identified Uses

SU24 Scientific research and development

Manufacturers & Suppliers

Alfa Aesar logo

Alfa Aesar

manufacturer

30 Bond Street, Ward Hill, MA 01835-8099

http://www.alfa.com

Thermo Fisher Scientific Chemicals, Inc. logo

Thermo Fisher Scientific Chemicals, Inc.

manufacturer

30 Bond Street, Ward Hill, MA 01835-8099

http://www.alfa.com

Emergency Contacts

Alfa Aesar / Thermo Fisher Scientific Chemicals, Inc.

(800) 343-0660

Monday-Friday, 8am-7pm EST

Carechem 24

(866) 928-0789

After normal business hours

02

Hazard Identification

GHS classification, signal word, pictograms, and hazard statements

Classified danger

Hazard Classifications

Acute Tox. Cat. 3 H301
Acute Tox. Cat. 3 H331
Carc. Cat. 1A H350

GHS Pictograms

GHS06 - Acute toxicity

GHS06

GHS08 - Serious health hazard

GHS08

Hazard Statements

H301 + H331 Toxic if swallowed or if inhaled.
H350 May cause cancer.

Precautionary Statements

P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P281 Use personal protective equipment as required.
P301 + P310 IF SWALLOWED: Immediately call a POISON CENTER/ doctor/...
P304 + P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P405 Store locked up.
P501 Dispose of contents/container in accordance with local/regional/national/international regulations.

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03

Composition / Information on Ingredients

Chemical components, concentration ranges, and hazardous substance identification

Type substance

Substances

Chemical Name CAS Number Concentration Hazardous
Potassium dihydrogen arsenate EC: 232-065-8 7784-41-0 --- No
04

First Aid Measures

Emergency procedures for chemical exposure incidents

Inhalation

Supply fresh air. If required, provide artificial respiration. Keep patient warm. Seek immediate medical advice.

Skin contact

Immediately wash with water and soap and rinse thoroughly. Seek immediate medical advice.

Eye contact

Rinse opened eye for several minutes under running water. Then consult a doctor.

Ingestion

Do not induce vomiting; immediately call for medical help.

Immediate Medical Attention

Seek immediate medical advice.

Medical Treatment

No further relevant information available.

05

Firefighting Measures

Extinguishing media, specific hazards, and firefighter protection

Suitable media

Product is not flammable. Use fire-fighting measures that suit the surrounding fire.

Specific hazards

If this product is involved in a fire, the following can be released: Arsenic oxides (AS2Ox), Potassium oxide

Firefighter Protection

Wear self-contained respirator. Wear fully protective impervious suit.

06

Accidental Release Measures

Spill cleanup procedures, containment, and environmental protection

Environmental

Do not allow material to be released to the environment without proper governmental permits.

Related Products

Similar products with comparable safety profiles

07

Handling and Storage

Safe handling precautions, storage conditions, and workplace requirements

Handling

Keep container tightly sealed. Open and handle container with care.

Storage

Store in cool, dry place in tightly closed containers.

Fire prevention

The product is not flammable

08

Exposure Controls / PPE

Occupational exposure limits, engineering controls, and protective equipment

Engineering

Properly operating chemical fume hood designed for hazardous chemicals and having an average face velocity of at least 100 feet per minute.

Hands

Impervious gloves. Check protective gloves prior to each use for their proper condition. The selection of suitable gloves not only depends on the material, but also on quality. Quality will vary from manufacturer to manufacturer. Penetration time of glove material (in minutes) Not determined

Eyes

Safety glasses

Respiratory

Use self-contained respiratory protective device in emergency situations.

Skin/Body

Protective work clothing.

09

Physical and Chemical Properties

Appearance, physical state, melting point, boiling point, and material characteristics

Odor
Not determined
Cloud Point
---
Softening Point
---
Solubility In Water
Not determined
Colour Intensity
---
Solubility In Fat
---
Properties Status
---
Vapor Pressure
Not applicable.
Partition Coefficient
Not determined.
Density
Not determined
Appearance
---
Solidification Point
---
Ph
Not applicable.
Upper Explosive Limit
Not determined
Flash Point
---
Relative Evaporation Rate
---
Crystallisation Point
---
Bulk Density
---
Boiling Point
Not determined
Dynamic Viscosity
Not applicable.
Odor Threshold
Not determined.
Voc Content
---
State Under Standard Conditions
---
Auto Ignition Temperature
Not determined
Kinematic Viscosity
Not applicable.
Freezing Point
---
Lower Explosive Limit
Not determined
Solubility
---
Metal Corrosion
---
Form
Powder
Flammability
Not determined.
Explosive Limits
---
Colour
White to off-white
Decomposition Temperature
Not determined
Melting Point
277-283 °C (531-541 °F)
Vapor Density
Not applicable.
Relative Density
Not determined.
Evaporation Rate
Not applicable.
Physical State
Powder
Physical State Data
solid
Molecular Weight
---
10

Stability and Reactivity

Chemical stability, hazardous reactions, and incompatible materials

Stability

Stable under recommended storage conditions.

Reactivity

No information known.

Hazardous reactions

Reacts with strong oxidizing agents

Avoid

No further relevant information available.

Incompatible

Oxidizing agents

Decomposition

Arsenic oxides (As2Ox), Potassium oxide

12

Ecological Information

Environmental toxicity, biodegradation, and bioaccumulation data

The data for this section has not been processed yet.

13

Disposal Considerations

Waste treatment methods, disposal recommendations, and waste codes

Treatment

Consult state, local or national regulations to ensure proper disposal.

14

Transport Information

UN numbers, shipping names, transport classes, and regulatory requirements

UN Number
UN1677
Shipping Name
Potassium arsenate
Transport Class
6.1
Packing Group
II
ADR

Warning: Toxic substances

IMDG

Warning: Toxic substances

IATA

Warning: Toxic substances

15

Regulatory Information

Chemical regulations, safety assessments, and compliance status

Chemical Safety Assessment Not performed

Workers are not allowed to be exposed to this hazardous material. Exceptions can be made by the authorities in certain cases. For use only by technically qualified individuals.

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Frequently Asked Questions

Common questions about safety, handling, and properties

What is the hazard signal word for Potassium dihydrogen arsenate?

The signal word is danger.

What is the physical form of Potassium dihydrogen arsenate?

Potassium dihydrogen arsenate is a powder with white to off-white color. It has not determined odor.

What is Potassium dihydrogen arsenate used for?

SU24 Scientific research and development

What are the hazard statements for Potassium dihydrogen arsenate?

This substance has 2 hazard statements:

  • H301 + H331: Toxic if swallowed or if inhaled.
  • H350: May cause cancer.

What is the melting point of Potassium dihydrogen arsenate?

The melting point is 277-283 °C (531-541 °F) and the boiling point is Not determined.