Molekula
Eriochrome Schwarz T (C.I. 14645)
Eriochrome Black T (C.I. 14645)
Eriochrome Black T (C.I. 14645) is a metallochromic indicator used in complexometric titrations, particularly for determining water hardness. It appears as a dark green powder and changes color in response to metal ion concentration. CAS: 1787-61-7, Molecular Formula: C20H12N3NaO7S, Molecular Weight: 461.38 g/mol. Store at ambient temperature. Signal word: Warning. Molekula supplies Eriochrome Black T from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Übersicht
Eriochrome Black T (C.I. 14645) is a metallochromic indicator used in complexometric titrations, particularly for determining water hardness. It appears as a dark green powder and changes color in response to metal ion concentration. CAS: 1787-61-7, Molecular Formula: C20H12N3NaO7S, Molecular Weight: 461.38 g/mol. Store at ambient temperature. Signal word: Warning. Molekula supplies Eriochrome Black T from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Preise und Verpackungsgrößen
Spezifikationen
| Property | Value |
|---|---|
| Appearance | Black powder |
| Strength | ≥100.0% |
Lagerung und Handhabung
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 9 |
| Packing Group | III |
| Shelf Life | 60 months |
| Acidity | Neutral |
Identifizierung
| Property | Value |
|---|---|
| SKU | 51499212 |
| CAS Number | 1787-61-7 |
| Molecular Formula | C20H12N3NaO7S |
| Molecular Weight | 461.38 |
| SMILES | [Na].O=N(=O)C1=CC=C2C(N=NC=3C=CC=4C=CC=CC4C3O)=C(O)C=C(C2=C1)S(=O)(=O)O |
| EC / UN Number | 3077 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29270040 |
| Tariff Code | 2927000090 |
Sicherheit & GHS
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Health Hazard
GHS07
-
Hazardous to the Environment
GHS09
Gefahrenhinweise
- H319 Causes serious eye irritation
- H332 Harmful if inhaled
- H400 Very toxic to aquatic life
- H411 Toxic to aquatic life with long lasting effects
Vorsichtsmaßnahmen
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P337+313 If eye irritation persists get medical advice/attention
- P501 Dispose of contents/container to an approved waste disposal plant
Nur für Forschungs- und industrielle Zwecke
Dokumente
Sicherheitsdatenblätter (SDS)
Verfügbar in PT, IT, ES, DE, FR, EN.
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PT - (51499212) ERIOCHROME BLACK T (C.I. 14645) [1787-61-7].pdf
SDS · PT · 212 KB
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IT - (51499212) ERIOCHROME BLACK T (C.I. 14645) [1787-61-7].pdf
SDS · IT · 208 KB
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ES - (51499212) ERIOCHROME BLACK T (C.I. 14645) [1787-61-7].pdf
SDS · ES · 212 KB
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DE - (51499212) ERIOCHROME BLACK T (C.I. 14645) [1787-61-7].pdf
SDS · DE · 211 KB
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FR - (51499212) ERIOCHROME BLACK T (C.I. 14645) [1787-61-7].pdf
SDS · FR · 212 KB
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EN - (51499212) ERIOCHROME BLACK T (C.I. 14645) [1787-61-7].pdf
SDS · EN · 207 KB
Zertifikat der Analyse (CoA) nach Charge
Geben Sie eine Chargen- oder Seriennummer ein, um die CoA für diese spezifische Charge abzurufen. Wir können eine erstellen, wenn keine PDF-Datei vorliegt, basierend auf den Spezifikationsdaten.
Synonyme
Es wurden keine alternativen Namen für dieses Produkt aufgezeichnet.
Häufig gestellte Fragen
What is Eriochrome Black T used for?
Eriochrome Black T is primarily used as a metal ion indicator in complexometric titrations, especially for detecting calcium and magnesium ions in water hardness tests.
What is the chemical formula and molecular weight of Eriochrome Black T?
The formula is C20H12N3NaO7S with a molecular weight of 461.38 g/mol.
How should Eriochrome Black T be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade of Eriochrome Black T does Molekula supply?
Molekula supplies Eriochrome Black T in analytical grade, suitable for laboratory use.
Can Molekula supply Eriochrome Black T in bulk?
Yes, Molekula can supply Eriochrome Black T in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with an order of Eriochrome Black T?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
Bereit zum Bestellen oder benötigen Sie ein Sonderpack?
Teilen Sie uns das Produkt, die Reinheitsstufe und die Menge mit — Molekula antwortet in der Regel innerhalb eines Werktages mit Preis und Lieferzeit.