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Sodium Thiosulfate Pentahydrate (Crystalline/Certified ACS), Fisher Chemical


Quantity 500g
Packaging Poly Bottle

Manufacturer: fisher scientific company  S445500

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Catalog No. S445-500

  • / Each
  • / Case of 6 Each
 

Description & Specifications

Chemical Identifiers

Purity Grade Certified ACS Grade
Formula Weight 248.19
Melting Point 48.5°C
Quantity 500g
Assay 99.5 to 101.0%
Physical Form Solid
Molecular Formula Na2O3S2 · 5 H2O
Viscosity [NULL]
Decomposition Information >45°C
Color White
pH 6.0 to 8.4
Sulfate and Sulfite 0.1% max.
Chemical Name or Material Sodium Thiosulfate Pentahydrate
Identification Pass Test
Packaging Poly Bottle
Health Hazard 2 CAUTION!
Health Hazard 3 Emergency Overview
May cause skin, eye, and respiratory tract irritation. Hygroscopic. Use personal protective equipment. Ensure adequate ventilation. Wash off immediately with plenty of water for at least 15 minutes. Get medical attention immediately if symptoms occur. Rinse immediately with plenty of water, also under the eyelids, for at least 15 minutes. Obtain medical attention. Move to fresh air. If breathing is difficult, give oxygen. Get medical attention immediately if symptoms occur. Do not induce vomiting. Do not induce vomiting. Obtain medical attention.

NFPA

Health:1
Flammability:1
Instability:1
MDL Number MFCD00149186
Insoluble Matter 0.005% max.
Nitrogen Compounds 0.002% max.
Assay Percent Range 99.5 to 101.0 %
Sulfide Pass Test
CAS 10102-17-7
ChemAlert Storage Symbol Gray

Specifications

Chemical Name or Material Sodium Thiosulfate Pentahydrate
CAS 10102-17-7
Purity Grade Certified ACS Grade
Physical Form Solid
Assay 99.5 to 101.0%
Assay Percent Range 99.5 to 101.0 %
Molecular Formula Na2O3S2 · 5 H2O
Formula Weight 248.19
MDL Number MFCD00149186
Accessories
 

Emergency Overview
May cause skin, eye, and respiratory tract irritation. Hygroscopic. Use personal protective equipment. Ensure adequate ventilation. Wash off immediately with plenty of water for at least 15 minutes. Get medical attention immediately if symptoms occur. Rinse immediately with plenty of water, also under the eyelids, for at least 15 minutes. Obtain medical attention. Move to fresh air. If breathing is difficult, give oxygen. Get medical attention immediately if symptoms occur. Do not induce vomiting. Do not induce vomiting. Obtain medical attention.

NFPA

Health:1
Flammability:1
Instability:1

CAUTION!

SDS & Safety Documents