ERIOCHROME BLACK T Indicator grade |
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HomeLaboratory ChemicalsComplexometric Indicators |
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SYNONYMS : SOLOCHROME BLACK T, SODIUM 4-[(1-HYDROXYNAPHTHALEN-2-YL-HYDRAZINYLIDENE]-7-NITRO-3-OXO-Y-NAPHTHALENE-1-SULPHONATE |
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Article No. |
03669 |
Grade |
Indicator grade |
Purity |
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CAS No. |
1787-61-7 |
Molecular Formula |
C20H12N3NaO7S
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Molecular Weight |
461.38 |
H.S. Code |
3204.1900 |
Shelf Life |
5 Years |
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C.l.No.14645 |
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Specifications |
Appearance |
Brownish black powder
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Suitability as metal indicator |
Passes test |
Absorption maximum (pH 10) |
612 - 616 nm |
Loss on drying |
Max 7% |
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Packings |
00025 25 g
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00100 100 g |
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01000 1000 g |
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Safety Information
and Hazard Symbols |
Risk Statement: 36-51/53 Safety Statement: 26-61 |
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Revision Date
: 11-Jun-2013 |
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