1.03168

Eriochrome blue-black B (C.I. 14640)

metal indicator

• 동의어(들): Eriochrome blue-black B (C.I. 14640), 2-Hydroxy-1-(1-hydroxy-2-naphthylazo)-naphthalene-4-sulfonic acid sodium salt
• 실험식(Hill 표기법): C₂₀H₁₃N₂NaO₅S
• CAS Number: 3564-14-5
• Molecular Weight: 416.38
• MDL number: MFCD00003934
• UNSPSC 코드: 12352107
• EC 인덱스 번호: 222-639-6
• NACRES: NA.21

속성

• 제품명: Eriochrome blue-black B (C.I. 14640), metal indicator
• Quality Level: 200
• 양식: solid
• 효능: >5000 mg/kg LD₅₀, oral (Rat)
• 손실: ≤10% loss on drying, 110°C
• pH: 9.5 (20 °C, 10 g/L in H₂O)
• solubility: 20 g/L
• 벌크 밀도: 540 kg/m³
• λmax: 634-644 nm (buffer pH 10.0)
• 저장 온도: 15-25°C
• SMILES string: [Na+].[S](=O)(=O)([O-])C1=CC(=O)\C(=N/Nc3c(c4c(cc3)cccc4)O)\c2c1cccc2
• InChI: 1S/C20H14N2O5S.Na/c23-17-11-18(28(25,26)27)14-7-3-4-8-15(14)19(17)22-21-16-10-9-12-5-1-2-6-13(12)20(16)24;/h1-11,21,24H,(H,25,26,27);/q;+1/p-1/b22-19-;
• InChI key: YRFCCVCSEVISHI-GXTSIBQPSA-M

설명

애플리케이션

• New palladium-oxazoline complexes: Synthesis and evaluation of the optical properties and the catalytic power during the oxidation of textile dyes.: This study examines new palladium-oxazoline complexes, focusing on their synthesis and evaluation of their optical properties and catalytic power in the oxidation of textile dyes, including Eriochrome Blue-Black B (Hassani et al., 2015).


• Wet air and catalytic wet air oxidation of several azodyes from wastewaters: the beneficial role of catalysis.: This research explores the application of wet air and catalytic wet air oxidation processes to degrade various azo dyes in wastewaters, highlighting the positive impact of catalysis in enhancing degradation efficiency, potentially applicable to Eriochrome Blue-Black B (Rodríguez et al., 2009).

분석 메모

Identity (UV/VIS-Spectrum): passes test
Absorption maximum λ_max. (buffer pH 10.0): 634 - 644 nm
Spec. Absorptivity A 1%/1cm (λ_max; 0.025 g/l; buffer pH 10.0; calculated on anhydrous substance): 220 - 320
Loss on drying (110 °C): ≤ 10 %
Suitability as indicator (for metal titration): passes test

안전성 정보

• 픽토그램: GHS07
• 신호어: Warning
• 유해 및 위험 성명서: H319
• 예방조치 성명서: P264 - P280 - P305 + P351 + P338 - P337 + P313
• Hazard Classifications: Eye Irrit. 2
• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 3
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable