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Eriochrome Black T CAS 1787-61-7

Eriochrome Black T CAS 1787-61-7

C.I. 14645
Mordant Black 11
CAS 1787-61-7
Assay 99%min
Packing 25kg/drum

Eriochrome Black T

NameEriochrome Black T
SynonymsC.I. 14645;Mordant Black 11                                          
Molecular StructureCAS # 1787-61-7, Eriochrome Black T, C.I. 14645, 3-Hydroxy-4-(1-hydroxy-2-naphthylazo)-7-nitro-1-naphthalene sulfonic acid sodium salt, Mordant Black 11
Molecular FormulaC20H12N3NaO7S
Molecular Weight461.38
                  CAS Registry Number1787-61-7
EC Number217-250-3

Uses:

1. Indicator for measuring water hardness;

2. Complex indicator;

3. Determine calcium, magnesium, barium, indium, manganese, lead, scandium, strontium, zinc, and zirconium.

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