Please login to your online account to display your discounted pricing

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


Quantity 500g
Packaging Poly Bottle

Manufacturer: fisher scientific company  S445500

 View more versions of this product

Catalog No. S445-500

  • / Each
  • / Case of 6 Each
 

Description & Specifications

Chemical Identifiers

Melting Point 48.5°C
Purity Grade Certified ACS Grade
Formula Weight 248.19
Quantity 500g
Assay 99.5 to 101.0%
pH 6.0 to 8.4
Molecular Formula Na2O3S2 · 5 H2O
Physical Form Solid
Color White
Decomposition Information >45°C
Sulfate and Sulfite 0.1% max.
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
Chemical Name or Material Sodium Thiosulfate Pentahydrate
MDL Number MFCD00149186
Assay Percent Range 99.5 to 101.0 %
Insoluble Matter 0.005% max.
Sulfide Pass Test
Nitrogen Compounds 0.002% max.
ChemAlert Storage Symbol Gray
CAS 10102-17-7

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