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Eriochrome™Black T, ACS reagent, indicator grade, ACROS Organics™
Manufacturer: Thermo Fisher Scientific AC439142500
Description
IndicatorSpecifications
Eriochrome™ Black T | |
(0.1%, water) Passes Test | |
3-Hydroxy-4-(1-hydroxy-2-naphthylazo)-7-nitro-1-naphthalene sulfonic acid, sodium salt, C.I. 14645, Mordant Black 11 | |
C1=CC=C2C(=C1)C=CC(=C2O)NN=C3C4=C(C=C(C=C4)[N+](=O)[O-])C(=CC3=O)S(=O)(=O)O.[Na] | |
462.388 | |
461.38 | |
ACS Reagent | |
Solubility in water: slightly soluble. | |
Black-Brown |
1787-61-7 | |
C20H13N3NaO7S | |
KJEKTGOJOIUSCG-GXTSIBQPSA-N | |
(4Z)-4-[(1-hydroxynaphthalen-2-yl)hydrazinylidene]-7-nitro-3-oxonaphthalene-1-sulfonic acid;sodium | |
87355429 | |
Powder | |
Glass bottle | |
Suitability as complexometric indicator: Passes Test | |
250g |
Chemical Identifiers
1787-61-7 | |
462.388 | |
3-Hydroxy-4-(1-hydroxy-2-naphthylazo)-7-nitro-1-naphthalene sulfonic acid, sodium salt, C.I. 14645, Mordant Black 11 | |
(4Z)-4-[(1-hydroxynaphthalen-2-yl)hydrazinylidene]-7-nitro-3-oxonaphthalene-1-sulfonic acid;sodium |
C20H13N3NaO7S | |
KJEKTGOJOIUSCG-GXTSIBQPSA-N | |
87355429 | |
C1=CC=C2C(=C1)C=CC(=C2O)NN=C3C4=C(C=C(C=C4)[N+](=O)[O-])C(=CC3=O)S(=O)(=O)O.[Na] |
Safety and Handling
GHS H Statement:
Causes serious eye irritation.
GHS P Statement:
Wear 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.
WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.