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1.03168

Supelco

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

metal indicator

别名:

Eriochrome blue-black B (C.I. 14640), 2-Hydroxy-1-(1-hydroxy-2-naphthylazo)-naphthalene-4-sulfonic acid sodium salt

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100 μG
¥4,409.51

¥4,409.51


预计发货时间2025年8月27日详情


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100 μG
¥4,409.51

About This Item

经验公式(希尔记法):
C20H13N2NaO5S
CAS号:
分子量:
416.38
MDL编号:
UNSPSC代码:
12352107
EC索引号:
222-639-6
NACRES:
NA.21

¥4,409.51


预计发货时间2025年8月27日详情


获取大包装报价

产品名称

Eriochrome blue-black B (C.I. 14640), metal indicator

质量水平

表单

solid

效能

>5000 mg/kg LD50, oral (Rat)

缺失

≤10% loss on drying, 110°C

pH值(酸碱度)

9.5 (20 °C, 10 g/L in H2O)

溶解性

20 g/L

堆积密度

540 kg/m3

λmax

634-644 nm (buffer pH 10.0)

储存温度

15-25°C

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1 of 4

此商品
Z600237Z801607Z600075
manufacturer/tradename

Hellma 104-QS

manufacturer/tradename

Hellma 104B-QS

manufacturer/tradename

Hellma 108-QS

manufacturer/tradename

Hellma 6040-UV

description

2 polished windows

description

2 polished windows

description

2 polished windows

description

2 polished windows

parameter

200-2,500 nm spectral range

parameter

200-2,500 nm spectral range

parameter

200-2500 nm spectral range

parameter

260-2,500 nm spectral range

technique(s)

UV/Vis spectroscopy: suitable

technique(s)

UV/Vis spectroscopy: suitable, photometry: suitable

technique(s)

UV/Vis spectroscopy: suitable, photometry: suitable

technique(s)

UV/Vis spectroscopy: suitable, photometry: suitable

H × W × D

45 mm × 12.5 mm × 12.5 mm

H × W × D

45 mm × 12.5 mm × 12.5 mm

H × W × D

45 mm × 12.5 mm × 12.5 mm

H × W × D

45 mm × 12.5 mm × 12.5 mm

应用


  • 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).

分析说明

Identity (UV/VIS-Spectrum): passes test
Absorption maximum λmax. (buffer pH 10.0): 634 - 644 nm
Spec. Absorptivity A 1%/1cm (λmax; 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

象形图

Exclamation mark

警示用语:

Warning

危险声明

危险分类

Eye Irrit. 2

储存分类代码

11 - Combustible Solids

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

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