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Safety Data Sheet EN

Potassium metabisulfite

CAS 16731-55-8
EC 240-795-3

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01

Identification

Product identifiers, regulatory numbers, and supplier information

Product Information

Product Name
Potassium metabisulfite
Product Code
43908
Chemical Name
Potassium metabisulfite

Regulatory Identifiers

CAS Number
16731-55-8 Check regulations →
EC Number
240-795-3 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

800-343-0660

http://www.alfa.com

Emergency Contacts

Emergency Contact

800-343-0660

Monday-Friday, 8am-7pm EST

02

Hazard Identification

GHS classification, signal word, pictograms, and hazard statements

Classified warning

Hazard Classifications

Skin Irrit. Cat. 2 H315
Eye Irrit. Cat. 2A H319
STOT SE Cat. 3 H335

GHS Pictograms

GHS07 - Health hazard

GHS07

Hazard Statements

H315 Causes skin irritation.
H319 Causes serious eye irritation.
H335 May cause respiratory irritation.

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.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P321 Specific treatment (see on this label).
P332+P313 If skin irritation occurs: Get medical advice/attention.
P362 Take off contaminated clothing and wash before reuse.
P403+P233 Store in a well-ventilated place. Keep container tightly closed.
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 metabisulfite EC: 240-795-3 16731-55-8 --- No
04

First Aid Measures

Emergency procedures for chemical exposure incidents

Inhalation

Supply fresh air. If required, provide artificial respiration. Keep patient warm.

Symptoms: May cause respiratory irritation.

Skin contact

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

Symptoms: Causes skin irritation.

Eye contact

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

Symptoms: Causes serious eye irritation.

Ingestion

Seek medical treatment.

05

Firefighting Measures

Extinguishing media, specific hazards, and firefighter protection

The data for this section has not been processed yet.

06

Accidental Release Measures

Spill cleanup procedures, containment, and environmental protection

The data for this section has not been processed yet.

Related Products

Similar products with comparable safety profiles

07

Handling and Storage

Safe handling precautions, storage conditions, and workplace requirements

The data for this section has not been processed yet.

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 suitable respirator when high concentrations are present. 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

Auto Ignition Temperature
Not determined.
Appearance
---
Vapor Pressure
Not applicable.
Molecular Weight
---
Form
Powder
Upper Explosive Limit
Not determined
Solubility In Fat
---
Dynamic Viscosity
Not applicable.
Colour Intensity
---
Solidification Point
---
Physical State Data
---
Odor Threshold
Not determined.
Partition Coefficient
Not determined.
Voc Content
---
Explosive Limits
---
Solubility
---
Freezing Point
---
Cloud Point
---
Flammability
Not determined.
Relative Evaporation Rate
---
Solubility In Water
45 g/l
Boiling Point
Not determined
Kinematic Viscosity
Not applicable.
Vapor Density
Not applicable.
Odor
Pungent
Lower Explosive Limit
Not determined
Flash Point
---
Bulk Density
---
Decomposition Temperature
Not determined
Metal Corrosion
---
Softening Point
---
Relative Density
Not determined.
Melting Point
190 °℃ (374 °F) (dec)
Colour
---
Crystallisation Point
---
Physical State
---
Evaporation Rate
Not applicable.
State Under Standard Conditions
---
Properties Status
---
Ph
3.5-4.5
Density
Not determined
10

Stability and Reactivity

Chemical stability, hazardous reactions, and incompatible materials

The data for this section has not been processed yet.

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

The data for this section has not been processed yet.

14

Transport Information

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

Shipping Name
Not applicable
Transport Class
Not applicable
Packing Group
Not applicable
15

Regulatory Information

Chemical regulations, safety assessments, and compliance status

The data for this section has not been processed yet.

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Frequently Asked Questions

Common questions about safety, handling, and properties

What is the hazard signal word for Potassium metabisulfite?

The signal word is warning.

What is Potassium metabisulfite used for?

SU24 Scientific research and development

What are the hazard statements for Potassium metabisulfite?

This substance has 3 hazard statements:

  • H315: Causes skin irritation.
  • H319: Causes serious eye irritation.
  • H335: May cause respiratory irritation.

What is the melting point of Potassium metabisulfite?

The melting point is 190 °℃ (374 °F) (dec) and the boiling point is Not determined.

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