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LC4958 Rhodizonic acid disodium salt

indicator for sulfate titration

 

Order number Packaging Quantity Price €
AC31958 Fibre case 5 g 34.43

 

Product information
Synonyms 1,2-Dihydroxy-3,4,5,6-tetraoxo-1-cyclohexene disodium salt, Sodium rhodizonate
Hill Formula C6Na2O6
HS Code 2914 40 90
EC number 208-340-3
Molar mass 214.04 g/mol
CAS number 523-21-7

 

Chemical and physical data
Solubility (20 °C) slightly soluble
Melting point >300 °C
Molar mass 214.04 g/mol
Bulk density 620 kg/m3

 

Safety information
Storage class 10 – 13 Other liquids and solids
WGK WGK 1 slightly water endangering
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

 

Specifications
Assay (perchloric acid titration) ≥ 98.5 %
Identity (UV/VIS-Spectrum) passes test
Absorption maximum λ max (Hydrochloric acid 0.1 mol/l) 317 – 320 nm
Spec. Absorptivity A 1%/1cm (λ7m7ax; 0.02 g/l; hydrochloric acid 0.1 mol/l) ≥ 540
Suitability as indicator (for sulfate titration) passes test

 

Rhodizonic acid disodium salt, Laboratory chemicals, Laboratory Chemicals manufacturer, Laboratory chemicals india, Laboratory Chemicals directory, elabmart