Dimethylsulphonazo III för spektrofotometri

Leverantör: TCI EUROPE

Synonyms: 2,7-Bis(2-sulpho-p-tolylazo)-1,8-dihydroxy-3,6-naphthalenedisulphonic acid, 2,7-Bis[(4-methyl-2-sulphophenyl)azo]-1,8-dihydroxynaphthalene-3,6-disulphonic acid

A5008-1G A5008-5G
TCIAA5008-1GEA 870 SEK
TCIAA5008-1G TCIAA5008-5G
Dimethylsulphonazo III för spektrofotometri
Dimethylsulphonazo III

Spectrophotometric reagent for alkaline earth metals and indicator for the precipitation titration of SO4 with Ba

Formel: C₂₄H₂₀N₄O₁₄S₄
MW: 716,68 g/mol
MDL Number: MFCD00151118
CAS nummer: 14979-11-4
EINECS: 239-057-3

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Specifikation testresultat

Appearance Red to Dark blue to Black powder to crystal
Lambda max. 570.0 to 580.0 nm (H2O)
Absorbance (E1%1cm) min. 400 (H2O, 570.0 to 580.0 nm)
Drying loss max. 15.0 %
Ignition residue (Sulfate) max. 7.0 % (after drying)

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