Molekula
إريوكروم بلوك تي (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.
نظرة عامة
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.
الأسعار ومقاسات التعبئة
المواصفات
| Property | Value |
|---|---|
| Appearance | Black powder |
| Strength | ≥100.0% |
التخزين والتعامل
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 9 |
| Packing Group | III |
| Shelf Life | 60 months |
| Acidity | Neutral |
التعرف
| 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 |
السلامة ونظام التصنيف والتحذير العالمي
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Health Hazard
GHS07
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Hazardous to the Environment
GHS09
بيانات الخطر
- H319 Causes serious eye irritation
- H332 Harmful if inhaled
- H400 Very toxic to aquatic life
- H411 Toxic to aquatic life with long lasting effects
إقرارات احترازية
- 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
مخصص للأغراض البحثية والصناعية فقط
الوثائق
أوراق بيانات السلامة (SDS)
متوفر بـ 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
شهادة التحليل (CoA) حسب الدفعة
أدخل رقم الدفعة أو الحزمة للحصول على شهادة المطابقة الخاصة بهذه الدفعة المحددة. يمكننا إنشاء واحدة من بيانات المواصفات إذا لم تكن هناك نسخة PDF محفوظة.
مرادفات
لا توجد أسماء بديلة مسجلة لهذا المنتج.
الأسئلة الشائعة
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.
جاهز للطلب أو تحتاج إلى حزمة مخصصة؟
أخبرنا بالمنتج، والجودة، والكمية — عادةً ما نرد خلال يوم عمل واحد بأسعار التوريد وموعد التسليم.