potassium sulfate

Description

Potassium sulfate (K2SO4) (in British English potassium sulphate, also called sulphate of potash, arcanite, or archaically known as potash of sulfur) is a non-flammable white crystalline salt which is soluble in water. The chemical compound is commonly used in fertilizers, providing both potassium and sulfur.

Basic Info

Chemical Name	potassium sulfate
Synonyms	Potassium sulfate; arcanumduplicatum; Glazier's salt; K2SO4; salpolychrestum; Kalii sulfas; Kaliumsulfat; KJELTABS IB 61; Salt of leMery; kaliumsulphuricum; Expand
CAS No.	7778-80-5
Molecular Formula	K2O4S
Molecular Weight	174.25900
PSA	88.64000
LogP	-0.25720

Numbering system

EINECS number	231-915-5

Properties

Appearance & Physical State	white crystalline powder
Density	2.662
Boiling Point	1689ºC
Melting Point	1067ºC
Flash Point	1689ºC
Water Solubility	110 g/L (20 ºC)
Stability	Stable.
Storage Condition	Store at RT.

Safety Info

RTECS	TT5900000
Safety Statements	S22-S24/25
HS Code	3105100090
WGK Germany	1

MSDS

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1.Identification

1.1 GHS Product identifier

Product name	potassium sulfate

1.2 Other means of identification

Product number	-
Other names	arcanumduplicatum

1.3 Recommended use of the chemical and restrictions on use

Identified uses	For industry use only. Processing Aids and Additives
Uses advised against	no data available

1.4 Supplier's details

Company	MOLBASE (Shanghai) Biotechnology Co., Ltd.
Address	Floor 4 & 5, Building 12, No. 1001 North Qinzhou Road, Xuhui District, Shanghai, China
Telephone	+86(21)64956998
Fax	+86(21)54365166

1.5 Emergency phone number

Emergency phone number	+86-400-6021-666
Service hours	Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

2.Hazard identification

2.1 Classification of the substance or mixture

Not classified.

2.2 GHS label elements, including precautionary statements

Pictogram(s)	No symbol.
Signal word	No signal word.
Hazard statement(s)	none
Precautionary statement(s)
Prevention	none
Response	none
Storage	none
Disposal	none

2.3 Other hazards which do not result in classification

none

3.Composition/information on ingredients

3.1 Substances

Chemical name	Common names and synonyms	CAS number	EC number	Concentration
potassium sulfate	potassium sulfate	7778-80-5	none	100%

4.First-aid measures

4.1 Description of necessary first-aid measures

General advice

Consult a physician. Show this safety data sheet to the doctor in attendance.

If inhaled

Fresh air, rest.

In case of skin contact

Rinse and then wash skin with water and soap.

In case of eye contact

First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention.

If swallowed

Give one or two glasses of water to drink.

4.2 Most important symptoms/effects, acute and delayed

no data available

4.3 Indication of immediate medical attention and special treatment needed, if necessary

no data available

5.Fire-fighting measures

5.1 Extinguishing media

Suitable extinguishing media

In case of fire in the surroundings, use appropriate extinguishing media.

5.2 Specific hazards arising from the chemical

no data available

5.3 Special protective actions for fire-fighters

Wear self-contained breathing apparatus for firefighting if necessary.

6.Accidental release measures

6.1 Personal precautions, protective equipment and emergency procedures

Use personal protective equipment. Avoid dust formation. Avoid breathing vapours, mist or gas. Ensure adequate ventilation. Evacuate personnel to safe areas. Avoid breathing dust. For personal protection see section 8.

6.2 Environmental precautions

Sweep spilled substance into covered containers. Personal protection: particulate filter respirator adapted to the airborne concentration of the substance.

6.3 Methods and materials for containment and cleaning up

Pick up and arrange disposal. Sweep up and shovel. Keep in suitable, closed containers for disposal.

7.Handling and storage

7.1 Precautions for safe handling

Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Avoid exposure - obtain special instructions before use.Provide appropriate exhaust ventilation at places where dust is formed. For precautions see section 2.2.

7.2 Conditions for safe storage, including any incompatibilities

Store in cool place. Keep container tightly closed in a dry and well-ventilated place.

8.Exposure controls/personal protection

8.1 Control parameters

Occupational Exposure limit values

no data available

Biological limit values

no data available

8.2 Appropriate engineering controls

Handle in accordance with good industrial hygiene and safety practice. Wash hands before breaks and at the end of workday.

8.3 Individual protection measures, such as personal protective equipment (PPE)

Eye/face protection

Safety glasses with side-shields conforming to EN166. Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU).

Skin protection

Wear impervious clothing. The type of protective equipment must be selected according to the concentration and amount of the dangerous substance at the specific workplace. Handle with gloves. Gloves must be inspected prior to use. Use proper glove removal technique(without touching glove's outer surface) to avoid skin contact with this product. Dispose of contaminated gloves after use in accordance with applicable laws and good laboratory practices. Wash and dry hands. The selected protective gloves have to satisfy the specifications of EU Directive 89/686/EEC and the standard EN 374 derived from it.

Respiratory protection

Wear dust mask when handling large quantities.

Thermal hazards

no data available

9.Physical and chemical properties

Physical state	white crystalline powder
Colour	COLORLESS OR WHITE CRYSTALS, OR WHITE GRANULES OR POWDER
Odour	ODORLESS
Melting point/ freezing point	1067ºC
Boiling point or initial boiling point and boiling range	1689ºC
Flammability	Not combustible.
Lower and upper explosion limit / flammability limit	no data available
Flash point	1689ºC
Auto-ignition temperature	no data available
Decomposition temperature	no data available
pH	Between 5,5 and 8,5 (5 % solution)
Kinematic viscosity	no data available
Solubility	In water:110 g/L (20 ºC)
Partition coefficient n-octanol/water (log value)	no data available
Vapour pressure	no data available
Density and/or relative density	2.662
Relative vapour density	no data available
Particle characteristics	no data available

10.Stability and reactivity

10.1 Reactivity

no data available

10.2 Chemical stability

PERMANENT IN AIR

10.3 Possibility of hazardous reactions

no data available

10.4 Conditions to avoid

no data available

10.5 Incompatible materials

no data available

10.6 Hazardous decomposition products

no data available

11.Toxicological information

Acute toxicity

Oral: no data available
Inhalation: no data available
Dermal: no data available

Skin corrosion/irritation

no data available

Serious eye damage/irritation

no data available

Respiratory or skin sensitization

no data available

Germ cell mutagenicity

no data available

Carcinogenicity

no data available

Reproductive toxicity

no data available

STOT-single exposure

no data available

STOT-repeated exposure

no data available

Aspiration hazard

no data available

12.Ecological information

12.1 Toxicity

Toxicity to fish: no data available
Toxicity to daphnia and other aquatic invertebrates: no data available
Toxicity to algae: no data available
Toxicity to microorganisms: no data available

12.2 Persistence and degradability

no data available

12.3 Bioaccumulative potential

no data available

12.4 Mobility in soil

no data available

12.5 Other adverse effects

no data available

13.Disposal considerations

13.1 Disposal methods

Product

The material can be disposed of by removal to a licensed chemical destruction plant or by controlled incineration with flue gas scrubbing. Do not contaminate water, foodstuffs, feed or seed by storage or disposal. Do not discharge to sewer systems.

Contaminated packaging

Containers can be triply rinsed (or equivalent) and offered for recycling or reconditioning. Alternatively, the packaging can be punctured to make it unusable for other purposes and then be disposed of in a sanitary landfill. Controlled incineration with flue gas scrubbing is possible for combustible packaging materials.

14.Transport information

14.1 UN Number

ADR/RID: Not dangerous goods.

IMDG: Not dangerous goods.

IATA: Not dangerous goods.

14.2 UN Proper Shipping Name

ADR/RID: unknown

IMDG: unknown

IATA: unknown

14.3 Transport hazard class(es)

ADR/RID: Not dangerous goods.

IMDG: Not dangerous goods.

IATA: Not dangerous goods.

14.4 Packing group, if applicable

ADR/RID: Not dangerous goods.

IMDG: Not dangerous goods.

IATA: Not dangerous goods.

14.5 Environmental hazards

ADR/RID: no

IMDG: no

IATA: no

14.6 Special precautions for user

no data available

14.7 Transport in bulk according to Annex II of MARPOL 73/78 and the IBC Code

no data available

15.Regulatory information

15.1 Safety, health and environmental regulations specific for the product in question

Chemical name	Common names and synonyms	CAS number	EC number
potassium sulfate	potassium sulfate	7778-80-5	none
European Inventory of Existing Commercial Chemical Substances (EINECS)			Listed.
EC Inventory			Listed.
United States Toxic Substances Control Act (TSCA) Inventory			Listed.
China Catalog of Hazardous chemicals 2015			Not Listed.
New Zealand Inventory of Chemicals (NZIoC)			Listed.
Philippines Inventory of Chemicals and Chemical Substances (PICCS)			Listed.
Vietnam National Chemical Inventory			Listed.
Chinese Chemical Inventory of Existing Chemical Substances (China IECSC)			Listed.

16.Other information

Information on revision

Creation Date	Aug 16, 2017
Revision Date	Aug 16, 2017

Abbreviations and acronyms

CAS: Chemical Abstracts Service
ADR: European Agreement concerning the International Carriage of Dangerous Goods by Road
RID: Regulation concerning the International Carriage of Dangerous Goods by Rail
IMDG: International Maritime Dangerous Goods
IATA: International Air Transportation Association
TWA: Time Weighted Average
STEL: Short term exposure limit
LC50: Lethal Concentration 50%
LD50: Lethal Dose 50%
EC50: Effective Concentration 50%

References

IPCS - The International Chemical Safety Cards (ICSC), website: http://www.ilo.org/dyn/icsc/showcard.home
HSDB - Hazardous Substances Data Bank, website: https://toxnet.nlm.nih.gov/newtoxnet/hsdb.htm
IARC - International Agency for Research on Cancer, website: http://www.iarc.fr/
eChemPortal - The Global Portal to Information on Chemical Substances by OECD, website: http://www.echemportal.org/echemportal/index?pageID=0&request_locale=en
CAMEO Chemicals, website: http://cameochemicals.noaa.gov/search/simple
ChemIDplus, website: http://chem.sis.nlm.nih.gov/chemidplus/chemidlite.jsp
ERG - Emergency Response Guidebook by U.S. Department of Transportation, website: http://www.phmsa.dot.gov/hazmat/library/erg
Germany GESTIS-database on hazard substance, website: http://www.dguv.de/ifa/gestis/gestis-stoffdatenbank/index-2.jsp
ECHA - European Chemicals Agency, website: https://echa.europa.eu/

Disclaimer: The above information is believed to be correct but does not purport to be all inclusive and shall be used only as a guide. The information in this document is based on the present state of our knowledge and is applicable to the product with regard to appropriate safety precautions. It does not represent any guarantee of the properties of the product. We as supplier shall not be held liable for any damage resulting from handling or from contact with the above product.

MSDS Expand: MSDS
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Section 1. IDENTIFICATION OF THE SUBSTANCE/MIXTURE
  Product identifiers
    Product name        : Potassium sulfate
    CAS-No.        : 7778-80-5
  Relevant identified uses of the substance or mixture and uses advised against
    Identified uses        : Laboratory chemicals, Manufacture of substances



Section 2. HAZARDS IDENTIFICATION
  Classification of the substance or mixture
    Not a hazardous substance or mixture according to Regulation (EC) No. 1272/2008.
    This substance is not classified as dangerous according to Directive 67/548/EEC.
  Label elements
    The product does not need to be labelled in accordance with EC directives or respective national laws.
  Other hazards - none

Section 3. COMPOSITION/INFORMATION ON INGREDIENTS
  Substances
    Formula        : K2O4S
    Molecular Weight        : 174,26 g/mol

Section 4. FIRST AID MEASURES
  Description of first aid measures
  If inhaled
    If breathed in, move person into fresh air. If not breathing, give artificial respiration.
  In case of skin contact
    Wash off with soap and plenty of water.
  In case of eye contact
    Flush eyes with water as a precaution.
  If swallowed
    Never give anything by mouth to an unconscious person. Rinse mouth with water.
  Most important symptoms and effects, both acute and delayed
    Gastrointestinal disturbance, To the best of our knowledge, the chemical, physical, and toxicological
    properties have not been thoroughly investigated.
  Indication of any immediate medical attention and special treatment needed
    no data available

Section 5. FIREFIGHTING MEASURES
  Extinguishing media
  Suitable extinguishing media
    Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide.
  Special hazards arising from the substance or mixture
    Sulphur oxides, Potassium oxides
  Advice for firefighters
    Wear self contained breathing apparatus for fire fighting if necessary.
  Further information
    no data available

Section 6. ACCIDENTAL RELEASE MEASURES
  Personal precautions, protective equipment and emergency procedures
    Avoid dust formation. Avoid breathing vapors, mist or gas.
  Environmental precautions
    Do not let product enter drains.
  Methods and materials for containment and cleaning up
    Sweep up and shovel. Keep in suitable, closed containers for disposal.
  Reference to other sections
    For disposal see section 13.

Section 7. HANDLING AND STORAGE
  Precautions for safe handling
    Provide appropriate exhaust ventilation at places where dust is formed.Normal measures for preventive fire
    protection.
  Conditions for safe storage, including any incompatibilities
    Store in cool place. Keep container tightly closed in a dry and well-ventilated place.
  Specific end uses
    no data available

Section 8. EXPOSURE CONTROLS/PERSONAL PROTECTION
  Control parameters
  Components with workplace control parameters
  Exposure controls
  Appropriate engineering controls
    General industrial hygiene practice.
  Personal protective equipment
  Eye/face protection
    Use equipment for eye protection tested and approved under appropriate government standards
    such as NIOSH (US) or EN 166(EU).
  Skin protection
    Handle with gloves. Gloves must be inspected prior to use. Use proper glove removal technique
    (without touching glove's outer surface) to avoid skin contact with this product. Dispose of
    contaminated gloves after use in accordance with applicable laws and good laboratory practices.
    Wash and dry hands.
    The selected protective gloves have to satisfy the specifications of EU Directive 89/686/EEC and
    the standard EN 374 derived from it.
    Immersion protection
    Material: Nitrile rubber
    Minimum layer thickness: 0,11 mm
    Break through time: > 480 min
    Material tested:Dermatril® ( Z677272, Size M)
    Splash protection
    Material: Nitrile rubber
    Minimum layer thickness: 0,11 mm
    Break through time: > 30 min
    Material tested:Dermatril® ( Z677272, Size M)
    data source: KCL GmbH, D-36124 Eichenzell, phone +49 (0)6659 873000,     test method: EN374
    If used in solution, or mixed with other substances, and under conditions which differ from EN 374,
    contact the supplier of the CE approved gloves. This recommendation is advisory only and must
    be evaluated by an Industrial Hygienist familiar with the specific situation of anticipated use by our
    customers. It should not be construed as offering an approval for any specific use scenario.
  Body Protection
    Choose body protection in relation to its type, to the concentration and amount of dangerous
    substances, and to the specific work-place., The type of protective equipment must be selected
    according to the concentration and amount of the dangerous substance at the specific workplace.
  Respiratory protection
    Respiratory protection is not required. Where protection from nuisance levels of dusts are desired,
    use type N95 (US) or type P1 (EN 143) dust masks. Use respirators and components tested and
    approved under appropriate government standards such as NIOSH (US) or CEN (EU).

Section 9. PHYSICAL AND CHEMICAL PROPERTIES
  Information on basic physical and chemical properties
    a) Appearance        Form: crystalline
    Colour: colourless
    b) Odour        no data available
    c) Odour Threshold        no data available
    d) pH        no data available
    e) Melting point/freezing        no data available
    point
    f) Initial boiling point and no data available
    boiling range
    g) Flash point        not applicable
    h) Evaporation rate        no data available
    i) Flammability (solid, gas) no data available
    j) Upper/lower        no data available
    flammability or
    explosive limits
    k) Vapour pressure        no data available
    l) Vapour density        no data available
    m) Relative density        2,662 g/cm3
    n) Water solubility        no data available
    o) Partition coefficient: n- no data available
    octanol/water
    p) Autoignition        no data available
    temperature
    q) Decomposition        no data available
    temperature
    r) Viscosity        no data available
    s) Explosive properties        no data available
    t) Oxidizing properties        no data available
  Other safety information
    no data available

Section 10. STABILITY AND REACTIVITY
  Reactivity
    no data available
  Chemical stability
    no data available
  Possibility of hazardous reactions
    no data available
  Conditions to avoid
    no data available
  Incompatible materials
    Strong oxidizing agents
  Hazardous decomposition products
    Other decomposition products - no data available

Section 11. TOXICOLOGICAL INFORMATION
  Information on toxicological effects
  Acute toxicity
    LD50 Oral - rat - 6.600 mg/kg
  Skin corrosion/irritation
    no data available
  Serious eye damage/eye irritation
    no data available
  Respiratory or skin sensitization
    no data available
  Germ cell mutagenicity
    no data available
  Carcinogenicity
    IARC:        No component of this product present at levels greater than or equal to 0.1% is identified as
    probable, possible or confirmed human carcinogen by IARC.
  Reproductive toxicity
    no data available
  Specific target organ toxicity - single exposure
    no data available
  Specific target organ toxicity - repeated exposure
    no data available
  Aspiration hazard
    no data available
  Potential health effects
  Inhalation        May be harmful if inhaled. May cause respiratory tract irritation.
  Ingestion        May be harmful if swallowed.
  Skin        May be harmful if absorbed through skin. May cause skin irritation.
  Eyes
    May cause eye irritation.
  Signs and Symptoms of Exposure
    Gastrointestinal disturbance, To the best of our knowledge, the chemical, physical, and toxicological
    properties have not been thoroughly investigated.
  Additional Information
    RTECS: TT5900000

Section 12. ECOLOGICAL INFORMATION
  Toxicity
    Toxicity to fish        LC50 - Pimephales promelas (fathead minnow) - 680 mg/l - 96 h
  Persistence and degradability
    no data available
  Bioaccumulative potential
    no data available
  Mobility in soil
    no data available
  Results of PBT and vPvB assessment
    no data available
  Other adverse effects
    no data available

Section 13. DISPOSAL CONSIDERATIONS
  Waste treatment methods
  Product
    Offer surplus and non-recyclable solutions to a licensed disposal company.
  Contaminated packaging
    Dispose of as unused product.

Section 14. TRANSPORT INFORMATION
  UN number
    ADR/RID: -        IMDG: -        IATA: -
  UN proper shipping name
    ADR/RID: Not dangerous goods
    IMDG: Not dangerous goods
    IATA:        Not dangerous goods
  Transport hazard class(es)
    ADR/RID: -        IMDG: -        IATA: -
  Packaging group
    ADR/RID: -        IMDG: -        IATA: -
  Environmental hazards
    ADR/RID: no        IMDG Marine pollutant: no        IATA: no
  Special precautions for user
    no data available

SECTION 15 - REGULATORY INFORMATION
N/A

SECTION 16 - ADDITIONAL INFORMATION
N/A

7778-80-5

K2O4S

Description

Basic Info

Chemical Name

Synonyms

CAS No.

Molecular Formula

Molecular Weight

PSA

LogP

Numbering system

Properties

Appearance & Physical State

Density

Boiling Point

Melting Point

Flash Point

Water Solubility

Stability

Storage Condition

Safety Info

RTECS

Safety Statements

HS Code

WGK Germany

MSDS

SDS 1.0

SDS 1.0

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

1.Identification

1.1 GHS Product identifier

1.2 Other means of identification

1.3 Recommended use of the chemical and restrictions on use

1.4 Supplier's details

1.5 Emergency phone number

2.Hazard identification

2.1 Classification of the substance or mixture

2.2 GHS label elements, including precautionary statements

2.3 Other hazards which do not result in classification

3.Composition/information on ingredients

3.1 Substances

4.First-aid measures

4.1 Description of necessary first-aid measures

General advice

If inhaled

In case of skin contact

In case of eye contact

If swallowed

4.2 Most important symptoms/effects, acute and delayed

4.3 Indication of immediate medical attention and special treatment needed, if necessary

5.Fire-fighting measures

5.1 Extinguishing media

Suitable extinguishing media

5.2 Specific hazards arising from the chemical

5.3 Special protective actions for fire-fighters

6.Accidental release measures

6.1 Personal precautions, protective equipment and emergency procedures

6.2 Environmental precautions

6.3 Methods and materials for containment and cleaning up

7.Handling and storage

7.1 Precautions for safe handling

7.2 Conditions for safe storage, including any incompatibilities

8.Exposure controls/personal protection

8.1 Control parameters

Occupational Exposure limit values

Biological limit values

8.2 Appropriate engineering controls

8.3 Individual protection measures, such as personal protective equipment (PPE)

Eye/face protection

Skin protection

Respiratory protection

Thermal hazards

9.Physical and chemical properties

10.Stability and reactivity

10.1 Reactivity

10.2 Chemical stability

10.3 Possibility of hazardous reactions