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Safety Data Sheet EN

Potassium hexafluorosilicate

CAS 16871-90-2
EC 240-896-2

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01

Identification

Product identifiers, regulatory numbers, and supplier information

Product Information

Product Name
Potassium hexafluorosilicate
Product Code
44495

Regulatory Identifiers

CAS Number
16871-90-2 Check regulations →
EC Number
240-896-2 Check regulations →

Identified Uses

SU24 Scientific research and development

Manufacturers & Suppliers

Alfa Aesar / Thermo Fisher Scientific Chemicals, Inc. logo

Alfa Aesar / 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

During normal business hours (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 H311
Acute Tox. Cat. 3 H331

GHS Pictograms

GHS06 - Acute toxicity

GHS06

Hazard Statements

H301 + H311 + H331 Toxic if swallowed, in contact with skin or if inhaled.

Precautionary Statements

P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P304 + P340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
P361 Remove/Take off immediately all contaminated clothing.
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
Chemical Name CAS Number Concentration Hazardous
Potassium hexafluorosilicate EC: 240-896-2 16871-90-2 --- 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: Hydrogen fluoride (HF) Silicon oxide Potassium oxide

Firefighter Protection

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

06

Accidental Release Measures

Spill cleanup procedures, containment, and environmental protection

Emergency procedures

Wear protective equipment. Keep unprotected persons away. Ensure adequate ventilation.

Environmental

Do not allow product to reach sewage system or any water course.

Cleanup methods

Dispose of contaminated material as waste according to section 13.

Related Products

Similar products with comparable safety profiles

07

Handling and Storage

Safe handling precautions, storage conditions, and workplace requirements

Handling

Handle under dry protective gas. Keep container tightly sealed. Store in cool, dry place in tightly closed containers. Ensure good ventilation at the workplace. Open and handle container with care.

Storage

Store in cool, dry place in tightly closed containers. Store under dry inert gas. This product is moisture sensitive. Protect from humidity and water.

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. Material of gloves Nitrile rubber, NBR. Penetration time of glove material (in minutes) 480. Glove thickness 0.11 mm.

Eyes

Safety glasses.

Respiratory

Use self-contained respiratory protective device in emergency situations. Recommended filter device for short term use: Use a respirator with type P100 (USA) or P3 (EN 143) cartridges as a backup to engineering controls. Risk assessment should be performed to determine if air-purifying respirators are appropriate. Only use equipment tested and approved under appropriate government standards.

Skin/Body

Protective work clothing.

09

Physical and Chemical Properties

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

Molecular Weight
---
Physical State Data
solid
Colour
White
Boiling Point
Not determined
Solubility
---
Dynamic Viscosity
Not applicable.
Odor
Odorless
Form
Powder
Properties Status
---
Decomposition Temperature
Not determined
Explosive Limits
---
Odor Threshold
Not determined.
Solubility In Water
Insoluble
Partition Coefficient
Not determined.
Solidification Point
---
Evaporation Rate
Not applicable.
Freezing Point
---
Crystallisation Point
---
Colour Intensity
---
Bulk Density
---
Vapor Density
Not applicable.
Physical State
Powder
Softening Point
---
State Under Standard Conditions
---
Density
2.27 g/cm³
Solubility In Fat
---
Kinematic Viscosity
Not applicable.
Relative Density
Not determined.
Flammability
Not determined.
Cloud Point
---
Lower Explosive Limit
Not determined
Flash Point
---
Melting Point
Decomposes before melting.
Appearance
Powder
Voc Content
---
Vapor Pressure
0 hPa
Ph
Not applicable.
Metal Corrosion
---
Auto Ignition Temperature
Not determined
Relative Evaporation Rate
---
Upper Explosive Limit
Not determined
10

Stability and Reactivity

Chemical stability, hazardous reactions, and incompatible materials

Stability

Stable under recommended storage conditions.

Reactivity

No information known.

Hazardous reactions

No dangerous reactions known.

Avoid

No further relevant information available.

Incompatible

Acids Water/moisture Bases

Decomposition

Hydrogen fluoride Silicon oxide 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.

Disposal

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

14

Transport Information

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

UN Number
UN2655
Shipping Name
Potassium fluorosilicate
Transport Class
6.1
Packing Group
III
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
?

Frequently Asked Questions

Common questions about safety, handling, and properties

What is the hazard signal word for Potassium hexafluorosilicate?

The signal word is danger.

What is the physical form of Potassium hexafluorosilicate?

Potassium hexafluorosilicate is a powder appearing as powder with white color. It has odorless odor.

What is Potassium hexafluorosilicate used for?

SU24 Scientific research and development

What are the hazard statements for Potassium hexafluorosilicate?

This substance has 1 hazard statement:

  • H301 + H311 + H331: Toxic if swallowed, in contact with skin or if inhaled.

What is the melting point of Potassium hexafluorosilicate?

The melting point is Decomposes before melting. and the boiling point is Not determined.