Molekula
حمض الميتافوسفوريك
Metaphosphoric acid
Metaphosphoric acid is a polymeric inorganic acid used in catalysis, polymerization, and as a reagent in organic synthesis. It appears as a white, hygroscopic solid and is highly corrosive. Available in powder form with a molecular formula of (HPO3)n, a molecular weight of 239.94 g/mol, and stored at ambient temperatures. It carries a Danger signal word due to its corrosive nature. Molekula supplies Metaphosphoric acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
نظرة عامة
Metaphosphoric acid is a polymeric inorganic acid used in catalysis, polymerization, and as a reagent in organic synthesis. It appears as a white, hygroscopic solid and is highly corrosive. Available in powder form with a molecular formula of (HPO3)n, a molecular weight of 239.94 g/mol, and stored at ambient temperatures. It carries a Danger signal word due to its corrosive nature. Molekula supplies Metaphosphoric acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
الأسعار ومقاسات التعبئة
المواصفات
| Property | Value |
|---|---|
| Appearance | Colourless to white crystals and/or chunks |
| Heavy metals | ≤0.005 % |
| Chloride (Cl) | ≤0.001 % |
| Purity (Titration by NaOH) | 33.5 to 36.5 % (HPO3) |
| Iron (Fe) | ≤0.005 % |
| Sulphate (SO4) | ≤0.005 % |
| Arsenic (As) | ≤1 ppm |
| Content of stabilizer | 57.0 to 63.0 % NaPO3 |
| Nitrate (NO3) | ≤0.001 % |
| KMnO4-reducing substance | ≤0.02 % (as H3PO3) |
التخزين والتعامل
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 8 |
| Packing Group | II |
| Shelf Life | 60 months |
| Acidity | Acid |
التعرف
| Property | Value |
|---|---|
| SKU | 63695379 |
| CAS Number | 37267-86-0 |
| Molecular Formula | (HPO3)n |
| Molecular Weight | 239.94 |
| SMILES | OP(=O)=O |
| EC / UN Number | 3260 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 28092000 |
| Tariff Code | 2809200000 |
السلامة ونظام التصنيف والتحذير العالمي
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Corrosive
GHS05
بيانات الخطر
- H314 (sub cat. 1A) Causes severe skin burns and eye damage
- H335 May cause respiratory irritation
إقرارات احترازية
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
- 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
مخصص للأغراض البحثية والصناعية فقط
الوثائق
أوراق بيانات السلامة (SDS)
متوفر بـ PT, US, IT, FR, ES, DE, EN.
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PT - (63695379) METAPHOSPHORIC ACID [37267-86-0].pdf
SDS · PT · 221 KB
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US - (63695379) METAPHOSPHORIC ACID [37267-86-0].pdf
SDS · US · 201 KB
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IT - (63695379) METAPHOSPHORIC ACID [37267-86-0].pdf
SDS · IT · 217 KB
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FR - (63695379) METAPHOSPHORIC ACID [37267-86-0].pdf
SDS · FR · 221 KB
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ES - (63695379) METAPHOSPHORIC ACID [37267-86-0].pdf
SDS · ES · 220 KB
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DE - (63695379) METAPHOSPHORIC ACID [37267-86-0].pdf
SDS · DE · 219 KB
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EN - (63695379) METAPHOSPHORIC ACID [37267-86-0].pdf
SDS · EN · 217 KB
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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 metaphosphoric acid used for?
Metaphosphoric acid is used as a catalyst in organic synthesis and as a reagent in the production of phosphates and other phosphorus compounds.
What is the chemical formula and molecular weight of metaphosphoric acid?
The formula is (HPO3)n and the molecular weight is 239.94 g/mol.
How should metaphosphoric acid be stored?
It should be stored at ambient temperature, away from moisture and incompatible materials.
What grade of metaphosphoric acid does Molekula supply?
Molekula supplies metaphosphoric acid in reagent grade.
Can Molekula supply metaphosphoric acid in bulk?
Yes, Molekula can supply metaphosphoric acid in bulk quantities upon request.
What documentation comes with a purchase of metaphosphoric acid?
Each order includes a Certificate of Analysis 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.