Sulfates
Sodium thiosulfate pentahydrate (31459)
analytical reagent, Reag. ACS, Reag. ISO, Reag. Ph. Eur., assay min. 99.5%
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General Information
- Application
- Industrial
- CAS Number
- 10102-17-7
- Molar Mass
- 248.18 g/mol
Physical Properties
- pH
- 6.0 to 8.4 at 100 g/l (20 °C)
- Boiling Point/Range
- Decomposes on heating.
- Odor
- Odorless
- Physical Form
- Crystalline powder
- Color
- Colorless
- Melting Point/Range
- Decomposition: 48 °C
- Vapor Pressure
- No data available
Safety Information
- Incompatible Materials
- Incompatible with strong acids, Oxidizers, Nitrates
- Chemical Stability
- Stable under recommended storage conditions.
- Thermal Decomposition
- Loss of water of crystallization on heating.
- Flammability
- The product is not flammable.
- Self Ignition
- Not auto-flammable
International Transportation
- Harmonized System Code
- 28323000
General Information
- Application
- Industrial
- CAS Number
- 10102-17-7
- Molar Mass
- 248.18 g/mol
Physical Properties
- pH
- 6.0 to 8.4 at 100 g/l (20 °C)
- Boiling Point/Range
- Decomposes on heating.
- Odor
- Odorless
- Physical Form
- Crystalline powder
- Color
- Colorless
- Melting Point/Range
- Decomposition: 48 °C
- Vapor Pressure
- No data available
Safety Information
- Incompatible Materials
- Incompatible with strong acids, Oxidizers, Nitrates
- Chemical Stability
- Stable under recommended storage conditions.
- Thermal Decomposition
- Loss of water of crystallization on heating.
- Flammability
- The product is not flammable.
- Self Ignition
- Not auto-flammable
International Transportation
- Harmonized System Code
- 28323000
- Application : Industrial
- CAS Number : 10102-17-7
- Molar Mass : 248.18 g/mol
- pH : 6.0 to 8.4 at 100 g/l (20 °C)
- Boiling Point/Range : Decomposes on heating.
- Odor : Odorless
- Physical Form : Crystalline powder
- Color : Colorless
- Melting Point/Range : Decomposition: 48 °C
- Vapor Pressure : No data available
- Incompatible Materials : Incompatible with strong acids, Oxidizers, Nitrates
- Chemical Stability : Stable under recommended storage conditions.
- Thermal Decomposition : Loss of water of crystallization on heating.
- Flammability : The product is not flammable.
- Self Ignition : Not auto-flammable
- Harmonized System Code : 28323000
Property
Value
assay
Min. 99.5 %
water insoluble matter
Max. 0.005 %
pH (5 %, 25 °C)
6.0 - 7.5
pH (10 %, 20°C)
6.0 - 8.4
calcium (Ca)
Max. 0.002 %
copper (Cu)
Max. 0.0005 %
iron (Fe)
Max. 0.0005 %
potassium (K)
Max. 0.001 %
magnesium (Mg)
Max. 0.001 %
lead (Pb)
Max. 0.0005 %
chloride (Cl)
Max. 0.01 %
sulfate and sulfite(as SO4)
Max. 0.1 %
sulfide (S)
Max. 0.0001 %
total N
Max. 0.002 %
appearance of the solution
complying