Negro de eriocromo T ACS, Reag. Ph. Eur. Indicador para complexometria, Supelco®
Proveedor: Merck
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Atención
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Sinónimos:
3-Hidroxi-4-(2-hidroxi-1-naftilazo)-7-nitro-1-naftalenosulfonato de sodio
M-Clarity™ quality level = MQ200
1.03170.0025
1.03170.0100
1.03170.0025EA
34.9
EUR
1.03170.0025
1.03170.0100
Negro de eriocromo T ACS, Reag. Ph. Eur. Indicador para complexometria, Supelco®
Negro de eriocromo T
C.I. 14645
Formula:
C₂₀H₁₂N₃NaO₇S MW: 461,39 g/mol Temperatura de almacenaje: Ambiente |
Número MDL:
MFCD00003935 Núm. CAS: 1787-61-7 EINECS: 217-250-3 UN: 3077 ADR: 9,III Índice Merck: 13,03702 |
Resultados test especificaciones
dentity (UV/VIS-Spectrum) | passes test |
Appearance | Black to dark brown-black fine powder, eventually with granular parts |
Clarity of solution | passes test |
Absorption maximum λmax. (buffer pH 10.0) | 612 - 616 nm |
Spec. Absorptivity A 1%/1cm (λmax; 0.02 g/l; buffer pH 10.0; calc. on dried substance) | 400 - 510 |
Loss on drying (110 °C) | ≤ 7 % |
Suitability as indicator (for complexometric titration, ACS) | passes test |
Suitability as indicator (Reag. Ph. Eur.) | passes test |
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