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 |
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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