SODIUM THIOSULPHATE PENTAHYDRATE 99.5% AR

Synonim : Sodium hyposulfite pentahydrate

Product Code.: 02528

Grade : AR

Purity : 99.5%

CAS No. : 10102-17-7

Molecular Formula : Na2S2O3.5H2O

Molecular Weight : 248.17

H.S.Code : 2832.30100

Shelf Life : 60 Months

Physical Properties

Physical state at 20 °C : Solid

Colour : Colorless crystals

Odour : Odorless

pH value : 6 - 8.5

Melting point/ Freezing point [°C] : 48°C

Boiling point [°C] : > 100°C

Density [g/cm3] : 1.75

Solubility in water [% weight] : 79g/100 ml water @ 40C

Specification

Appearance : Large, colourless crystals or coarse crystalline powder

Assay (iodometric) : 99.5 - 101.0%

Insoluble matter (10% in water) : Max. 0.005%

pH (5% solution in water; 25°C) : 6.0 - 8.4

Nitrogen compounds (as N) : Max. 0.002%

Chloride (Cl) : Max. 0.02%

Heavy metal (as Pb) : Max. 0.001%

Sulphate and Sulphite (as SO4) : Max. 0.1%

Sulphide (S) : Passes test

Note :

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- ABL

Sodium Thiosulphate Pentahydrate 99.5% AR, 500 gram - ABL

Sodium Thiosulphate Pentahydrate 99.5% AR, 500 gram - ABL

Rp 372.000

Deskripsi