Eriochrome blue-black R, C.I. 15705
- Synonyms: 2-Hydroxy-1-(2-hydroxy-1-naphthylazo)-naphthalene-4-sulfonic acid sodium saltr- C20H13N2NaO5Sr- M = 416,39 g/molr- CAS [2538-85-4]r- EINECS-No.: 219-810-2r- Solub. in water: (20 ºC): ~ 20 g/lr- Tariff number: 2927 00 00 90r- Applications: analytical chemistry, indicator (metals).rrSPECIFICATIONSrAbsorption maximum l (pH 12,2) : 632 - 636 nm rr0,0015%, pH 12,2 on dried sample): 200 - 300 rrtitration : passes testrloss on drying (110 ºC): max. 10 %r
- Synonyms: 2-Hydroxy-1-(2-hydroxy-1-naphthylazo)-naphthalene-4-sulfonic acid sodium saltr- C20H13N2NaO5Sr- M = 416,39 g/molr- CAS [2538-85-4]r- EINECS-No.: 219-810-2r- Solub. in water: (20 ºC): ~ 20 g/lr- Tariff number: 2927 00 00 90r- Applications: analytical chemistry, indicator (metals).rrSPECIFICATIONSrAbsorption maximum l (pH 12,2) : 632 - 636 nm rr0,0015%, pH 12,2 on dried sample): 200 - 300 rrtitration : passes testrloss on drying (110 ºC): max. 10 %r
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