Scharlau Sodium thiosulfate solution 0.5 mol/L (0.5 N)

Manufacturer product code: SO0729

Scharlau sodium thiosulfate volumetric solution 0.5 mol/L (0.5 N) for iodometric volumetric analysis. Published factor 0.999–1.001; uncertainty ± 0.001. Packaging: 1 L plastic bottle, SO07291000.

Applications

Iodometric titration where this concentration is specified
Volumetric redox analysis under the laboratory procedure

Packaging options

1 L plastic bottle — SO07291000

Product specifications and documentation are confirmed against the requested reference before quotation.

Product information

Overview

Scharlau sodium thiosulfate 0.5 mol/L (0.5 N) is a titration solution for iodometric analysis when the laboratory method specifies this concentration. The 1 L plastic bottle has manufacturer reference SO07291000. Scharlab publishes a factor interval of 0.999–1.001 and an uncertainty of ± 0.001. The listed density is 1.06 g/cm³. The manufacturer's nominal equivalence is 1 mL = 0.1241 g Na2S2O3·5H2O. The published mass equivalence uses sodium thiosulfate pentahydrate. Retain this substance basis when comparing the solution with the required titration calculation.

Pack quantity / capacity: 1
Measurement unit: Litre (L)
Package type: Bottle

Packaging and references

1 L · Bottle
1 L plastic bottle — SO07291000

Selected specifications

Manufacturer reference: SO07291000
Manufacturer family code: SO0729
Product type: Volumetric solution
Nominal molarity: 0.5 mol/L
Normality: 0.5 N
Component formula: Na2S2O3·5H2O
Component CAS: 10102-17-7
Component molar mass: 248.18 g/mol
Density: 1.06 g/cm³
Factor acceptance interval: 0.999–1.001
Uncertainty: ± 0.001
Nominal equivalence: 1 mL = 0.1241 g Na2S2O3·5H2O
Component EC number: 231-867-5
Stated component formula: Na2S2O3·5H2O
Stated component molar mass: 248.18 g/mol
Concentration: 0.5 mol/L (0.5 N)
Classification in English UK REACH SDS: not classified under GB CLP.
English SDS: UK REACH edition; revision 09.09.2026.
ADR entries in DE SDS §14: UN number, class and packing group marked not applicable.
Manufacturer's representative package image; the applicable product label is identified by the manufacturer reference.
Technical data sheet available. Lot-specific certificate of analysis is supplied with the corresponding batch when available.

Applications

Iodometric titration where this concentration is specified
Volumetric redox analysis under the laboratory procedure

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