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Safety Data Sheet EN

Sodium thiosulfate, anhydrous

CAS 7772-98-7
EC 231-867-5

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01

Identification

Product identifiers, regulatory numbers, and supplier information

Product Information

Product Name
Sodium thiosulfate, anhydrous
Product Code
A17629

Regulatory Identifiers

CAS Number
7772-98-7 Check regulations →
EC Number
231-867-5 Check regulations →

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

Carechem 24

(866) 928-0789

02

Hazard Identification

GHS classification, signal word, pictograms, and hazard statements

Classified no signal word

GHS Pictograms

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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
Sodium thiosulfate, anhydrous EC: 231-867-5 7772-98-7 100% No
04

First Aid Measures

Emergency procedures for chemical exposure incidents

Inhalation

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

Skin contact

Immediately wash with water and soap and rinse thoroughly.

Eye contact

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

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 with side shields / NIOSH (US) or EN 166(EU).

Respiratory

Use suitable respirator when high concentrations are present. Use suitable respiratory protective device in case of insufficient ventilation. Recommended filter device for short term use: Use a respirator with type N95 (USA) or PE (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

Form
---
Physical State Data
---
Colour Intensity
---
Odor Threshold
Not determined.
Auto Ignition Temperature
---
Lower Explosive Limit
Not determined.
State Under Standard Conditions
---
Softening Point
---
Dynamic Viscosity
Not applicable.
Partition Coefficient
Not determined.
Appearance
Crystalline powder
Upper Explosive Limit
Not determined.
Vapor Pressure
Not applicable.
Crystallisation Point
---
Density
---
Odor
Odorless
Vapor Density
Not applicable.
Voc Content
---
Relative Density
1.667 g/cm3 (13.911 lbs/gal)
Decomposition Temperature
---
Flammability
Not determined.
Properties Status
---
Bulk Density
---
Cloud Point
---
Evaporation Rate
Not applicable.
Flash Point
---
Relative Evaporation Rate
---
Solubility In Fat
---
Solubility
700 g/l
Molecular Weight
---
Melting Point
Not determined
Metal Corrosion
---
Colour
---
Solubility In Water
700 g/l
Explosive Limits
---
Freezing Point
---
Boiling Point
Not determined
Solidification Point
---
Physical State
---
Ph
Not applicable.
Kinematic Viscosity
Not applicable.
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 Sodium thiosulfate, anhydrous?

The signal word is no signal word.

What is the solubility of Sodium thiosulfate, anhydrous?

700 g/l

What is the melting point of Sodium thiosulfate, anhydrous?

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