Molekula
بromo كريزول بوربل
Bromocresol Purple
Bromocresol Purple is a pH indicator dye used in analytical chemistry and biological assays to detect acid-base transitions. It appears purple in basic solutions and yellow in acidic conditions. Available in powder form with a molecular weight of 540.22 g/mol, CAS number 115-40-2, and molecular formula C21H16Br2O5S. Store at ambient temperature. Signal word: Warning. Molekula supplies Bromocresol Purple from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
نظرة عامة
Bromocresol Purple is a pH indicator dye used in analytical chemistry and biological assays to detect acid-base transitions. It appears purple in basic solutions and yellow in acidic conditions. Available in powder form with a molecular weight of 540.22 g/mol, CAS number 115-40-2, and molecular formula C21H16Br2O5S. Store at ambient temperature. Signal word: Warning. Molekula supplies Bromocresol Purple from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
الأسعار ومقاسات التعبئة
المواصفات
| Property | Value |
|---|---|
| Appearance | Pink/Purple Powder |
| Grade | ACS Grade |
| Loss on Drying | ≤ 1.0% |
| Dye Content | ≥ 95% |
| Transition Range | pH: 5.2 (yellow) , pH: 6.8 (purple) |
| Absorption maximum (pH 5.2) max | 431 nm |
| Absorption maximum (pH 6.8) max | 589 nm |
| Absorptivity (A 1% in 1cmcell, pH 5.2 max | 437 |
| Absorptivity (A 1% in 1cmcell, pH 6.8 max | 1057 |
التخزين والتعامل
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Shelf Life | 60 months |
| Acidity | Neutral |
التعرف
| Property | Value |
|---|---|
| SKU | 46156907 |
| CAS Number | 115-40-2 |
| Molecular Formula | C21H16Br2O5S |
| Molecular Weight | 540.22 |
| SMILES | CC1=CC(=CC(=C1O)Br)C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4)C)O)Br |
| REACH Code | Y113 |
| HTS Code | 2934999001 |
| Tariff Code | 2934999090 |
السلامة ونظام التصنيف والتحذير العالمي
-
Health Hazard
GHS07
بيانات الخطر
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
إقرارات احترازية
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P332+313 IF skin irritation occurs: Get medical advice/attention
- P337+313 If eye irritation persists get medical advice/attention
مخصص للأغراض البحثية والصناعية فقط
الوثائق
أوراق بيانات السلامة (SDS)
متوفر بـ PT, IT, ES, DE, FR, EN.
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PT - (46156907) BROMOCRESOL PURPLE [115-40-2].pdf
SDS · PT · 172 KB
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IT - (46156907) BROMOCRESOL PURPLE [115-40-2].pdf
SDS · IT · 169 KB
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ES - (46156907) BROMOCRESOL PURPLE [115-40-2].pdf
SDS · ES · 171 KB
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DE - (46156907) BROMOCRESOL PURPLE [115-40-2].pdf
SDS · DE · 172 KB
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FR - (46156907) BROMOCRESOL PURPLE [115-40-2].pdf
SDS · FR · 172 KB
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EN - (46156907) BROMOCRESOL PURPLE [115-40-2].pdf
SDS · EN · 168 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 Bromocresol Purple used for?
Bromocresol Purple is primarily used as a pH indicator in analytical chemistry, particularly in the range of pH 5.2 to 6.8, where it changes from yellow to purple.
What is the chemical formula and molecular weight of Bromocresol Purple?
The chemical formula is C21H16Br2O5S, and the molecular weight is 540.22 g/mol.
How should Bromocresol Purple be stored?
It should be stored at ambient temperature, protected from light and moisture.
What grade of Bromocresol Purple does Molekula supply?
Molekula supplies Bromocresol Purple in analytical grade.
Can Molekula supply Bromocresol Purple in bulk?
Yes, Molekula can supply Bromocresol Purple in bulk quantities—please contact our sales team for details.
What documentation comes with a purchase of Bromocresol Purple?
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.