Molekula
كربونات البوتاسيوم الميتا-بيسولفيت
Potassium metabisulfite
Potassium metabisulfite is a white crystalline powder used as a preservative and antioxidant in food, wine, and pharmaceuticals. It is also employed in chemical synthesis and water treatment. Available in 1 kg, 5 kg, and 25 kg packaging, it has a CAS number of 16731-55-8, molecular formula K2S2O5, and molecular weight of 222.32 g/mol. Store at ambient temperatures. Signal word: Danger. Molekula supplies Potassium metabisulfite from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
نظرة عامة
Potassium metabisulfite is a white crystalline powder used as a preservative and antioxidant in food, wine, and pharmaceuticals. It is also employed in chemical synthesis and water treatment. Available in 1 kg, 5 kg, and 25 kg packaging, it has a CAS number of 16731-55-8, molecular formula K2S2O5, and molecular weight of 222.32 g/mol. Store at ambient temperatures. Signal word: Danger. Molekula supplies Potassium metabisulfite from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
الأسعار ومقاسات التعبئة
المواصفات
| Property | Value |
|---|---|
| Appearance | White powder |
| pH | 3.8 - 4.8 |
| Na | ≤2% |
| Molecular Weight | 222.32 |
| Assay | ≥97.2% |
| SO2 | ≥56% |
| Cl | ≤0.5% |
| Thiosulfate | ≤0.1% |
التخزين والتعامل
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Shelf Life | 24 months |
| Acidity | Neutral |
التعرف
| Property | Value |
|---|---|
| SKU | 55202280 |
| CAS Number | 16731-55-8 |
| Molecular Formula | K2S2O5 |
| Molecular Weight | 222.32 |
| SMILES | [O-]S(=O)S(=O)(=O)[O-].[K+].[K+] |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 28322000 |
| Tariff Code | 2832200000 |
السلامة ونظام التصنيف والتحذير العالمي
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Corrosive
GHS05
-
Health Hazard
GHS07
بيانات الخطر
- EUH031 Contact with acids liberates toxic gas
- H315 Causes skin irritation
- H318 Causes serious eye damage
- 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
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- 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 RU, IT, FR, ES, DE, EN.
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RU - (55202280) POTASSIUM METABISULFITE [16731-55-8].pdf
SDS · RU · 329 KB
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IT - (55202280) POTASSIUM METABISULFITE [16731-55-8].pdf
SDS · IT · 321 KB
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FR - (55202280) POTASSIUM METABISULFITE [16731-55-8].pdf
SDS · FR · 324 KB
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ES - (55202280) POTASSIUM METABISULFITE [16731-55-8].pdf
SDS · ES · 322 KB
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DE - (55202280) POTASSIUM METABISULFITE [16731-55-8].pdf
SDS · DE · 322 KB
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EN - (55202280) POTASSIUM METABISULFITE [16731-55-8].pdf
SDS · EN · 318 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 potassium metabisulfite used for?
It is commonly used as a preservative in food and beverages, and as a reducing agent in chemical synthesis.
What is the chemical formula and molecular weight of potassium metabisulfite?
The formula is K2S2O5 and the molecular weight is 222.32 g/mol.
How should potassium metabisulfite be stored?
It should be stored at ambient temperature, in a dry and well-ventilated area.
What grade of potassium metabisulfite does Molekula supply?
Molekula supplies reagent grade potassium metabisulfite.
Can Molekula supply potassium metabisulfite in bulk?
Yes, Molekula can supply potassium metabisulfite in bulk quantities upon request.
What documentation comes with a purchase of potassium metabisulfite?
Each order includes a Certificate of Analysis and Safety Data Sheet (SDS).
جاهز للطلب أو تحتاج إلى حزمة مخصصة؟
أخبرنا بالمنتج، والجودة، والكمية — عادةً ما نرد خلال يوم عمل واحد بأسعار التوريد وموعد التسليم.