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1787-61-7 - Eriochrome Black T - C.I. 14645 - Mordant Black 11 - A17536 - Alfa Aesar

A17536 Eriochrome Black T

CAS Number
1787-61-7
Synonyms
C.I. 14645
Mordant Black 11

Size Price ($) Quantity Availability
100g 24.50
500g 93.10
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Eriochrome Black T

MDL
MFCD00003935
EINECS
217-250-3

Chemical Properties

Formula
C20H12N3NaO7S
Formula Weight
461.39
Solubility
Soluble in water. Slightly soluble in alcohol and acetone.

Applications

Eriochrome black T is used as an indicator in analytical chemistry. It is also used in the detection of rare earth metals. It finds application in dyeing and printing of wool fabric, dyeing of silk and nylon as well as in leather dyeing. It can be used in the spectrophotometric determination of diphenhydramine hydrochloride in pharmaceutical preparations. As a complexometric indicator, it is useful in the determination of hardness of water.

Notes

Incompatible with strong oxidizing agents and strong reducing agents.

Literature References

Mamba, G.; Mbianda, X. Y.; Mishra, A. K. Enhanced visible light photocatalytic degradation of eriochrome black T and eosin blue shade in water using tridoped titania decorated on SWCNTs and MWCNTs: Effect of the type of carbon nanotube incorporated. Mater. Chem. Phys. 2015, 149-150, 734-742.

Lee, K. M.; Hamid, S. B. A.; Lai, C. W. Multivariate analysis of photocatalytic-mineralization of Eriochrome Black T dye using ZnO catalyst and UV irradiation. Mater. Sci. Semicond. Process. 2015, 39, 40-48.

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P280-P305+P351+P338-P304+P340-P362-P312-P321-P405-P403+P233-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Take off contaminated clothing and wash before reuse. Call a POISON CENTER or doctor/physician if you feel unwell. Specific treatment (see label). Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Merck
14,3667
Beilstein
4121162
Harmonized Tariff Code
2927.00
TSCA
Yes
RTECS
QK2197000

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