SODIUM THIOSULPHATE 0.01M (0.01N) STANDARDIZED SOLUTION traceable to NIST

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SODIUM THIOSULPHATE 0.01M (0.01N) STANDARDIZED SOLUTION traceable to NIST Specification

Properties
Aqueous solution clear stable standardized to 0.01M (0.01 Normality) traceable to NIST standards

Physical Form
Liquid solution

Appearance
Clear colorless liquid

Smell
Odorless

Poisonous
NO

Usage
Laboratory reagent; quantitative chemical analysis; industrial process control

Molecular Weight
248.18 g/mol

Taste
Saline and slightly bitter

CAS No
7772-98-7 (for the compound in general)

Application
Used in titration as a standardized solution to determine iodine concentrations in analytical chemistry; used in photographic fixing and as a reducing agent

Structural Formula
Na2S2O3·5H2O (pentahydrate)

Ph Level
Approximately 7 (neutral) in a 0.01M aqueous solution

Storage
Store tightly closed in a cool dry and well-ventilated place. Protect from light and moisture.

Molecular Formula
Na2S2O3·5H2O

Density
1.735 Gram per cubic centimeter(g/cm3)

HS Code
2829.90

Grade
Analytical grade standardized using traceable NIST procedures

Shelf Life
Typically 2 years if stored properly

EINECS No
231-867-5

Purity
99% or higher (as solution is derived from pure sodium thiosulfate reagent)

Ingredients
Sodium thiosulfate water

Shape
Liquid form

Melting Point
48°C (decomposes upon further heating)

Solubility
Soluble in water; insoluble in alcohol

About SODIUM THIOSULPHATE 0.01M (0.01N) STANDARDIZED SOLUTION traceable to NIST

Sodium Thiosulphate 0.01M (0.01N) Standardized Solution is a clear, colorless liquid used in titration to determine iodine concentrations in analytical chemistry and in photographic fixing as a reducing agent. With a purity of 99% or higher, this analytical grade solution is standardized to 0.01M and traceable to NIST standards. It is stored in a cool, dry place, away from light and moisture, with a shelf life of typically 2 years. This solution, with a neutral pH level of approximately 7, is soluble in water and appears as a stable liquid form that is odorless and has a saline, slightly bitter taste.