Molekula
Polivinil alcol (PM 30.000–70.000)
Polyvinyl alcohol mw. 30k-70k
Certificato ISO 9001:2015 & ISO 14001:2015 · Fornitura a laboratori e industria dal 2000 · Certificato di Analisi (CoA) per ogni lotto
Polyvinyl alcohol (PVA) is a water-soluble synthetic polymer widely used as a binder, thickener, and film-forming agent in adhesives, textiles, paper coatings, and pharmaceuticals. It is also employed in detergent formulations and as a protective colloid in emulsion polymerization. This PVA has a molecular weight range of 30,000–70,000 g/mol, CAS number 9002-89-5, and the molecular formula (C₂H₄O)ₙ. It is stored at ambient conditions and carries a signal word of *Warning*. Molekula supplies Polyvinyl alcohol from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Panoramica
Polyvinyl alcohol (PVA) is a water-soluble synthetic polymer widely used as a binder, thickener, and film-forming agent in adhesives, textiles, paper coatings, and pharmaceuticals. It is also employed in detergent formulations and as a protective colloid in emulsion polymerization. This PVA has a molecular weight range of 30,000–70,000 g/mol, CAS number 9002-89-5, and the molecular formula (C₂H₄O)ₙ. It is stored at ambient conditions and carries a signal word of *Warning*. Molekula supplies Polyvinyl alcohol from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Prezzi e formati disponibili
Specifiche
| Property | Value |
|---|---|
| Appearance | White solid |
| Ash | ≤0.5% |
| Viscosity | 20.0-26.0 mpas |
| Identification | Conforms to reference |
| pH | 5 -7 |
| Purity | ≥91.5% |
| Volatile Matter | ≤5.0% |
| Hydrolysis | 86.0% - 90.0% |
Immagazzinamento e manipolazione
| Property | Value |
|---|---|
| Temperatura di Conservazione | Ambient |
| Punto di infiammabilità | 79 C |
| Acidità | Neutral |
Identificazione
| Property | Value |
|---|---|
| SKU | 90037941 |
| Numero CAS | 9002-89-5 |
| Formula molecolare | (C2H4O)n |
| Peso molecolare | 44.0526 |
| SMILES | OC=C |
| Codice REACH | Y113 |
| Elencato TSCA | Sì |
| Codice HTS | 3905300000 |
| Codice doganale | 3905300095 |
Sicurezza e GHS
-
Health Hazard
GHS07
Dichiarazioni di pericolo
- H319 Provoca grave irritazione oculare.
Istruzioni di precauzione
- P260 Non respirare la polvere/i fumi/i gas/la nebbia/i vapori/gli aerosol.
- P264 Lavare accuratamente ... dopo l'uso.
- P280 Indossare guanti/indumenti protettivi/proteggere gli occhi/proteggere il viso.
- P403+233 Conservare in luogo ben ventilato. Tenere il recipiente ben chiuso.
- P501 Smaltire il contenuto/recipiente in ...
Documenti
Fogli di dati di sicurezza (SDS)
Disponibile in English, French, German, Italian, Spanish.
Certificato di Analisi (CoA) per lotto
Inserisci un numero di lotto o di partita per recuperare il certificato di analisi relativo a tale partita. Possiamo generarlo dai dati specifici se non è disponibile alcun PDF.
Sinonimi
Nessun altro nome registrato per questo prodotto.
Domande frequenti
What is polyvinyl alcohol (PVA) with MW 30k–70k commonly used for?
This grade of PVA is widely used in adhesives, paper coatings, textile sizing, and as a water-soluble film former in pharmaceuticals, detergents, and synthetic resins.
What is the chemical formula and molecular weight of the repeating unit for this PVA?
The repeating unit formula is **(C₂H₄O)ₙ**, with a monomer molecular weight of **44.0526 g/mol** (varies by degree of polymerization).
How should this PVA be stored?
Store in a cool, dry place at **ambient temperature**, away from direct sunlight and moisture sources, in tightly sealed containers.
What grades or purity levels of PVA (MW 30k–70k) does Molekula supply?
We supply **technical-grade PVA** (typically 98–99% hydrolyzed) for industrial applications; higher purity grades may be available upon request.
Can Molekula supply this PVA in bulk quantities?
Yes, we offer **bulk packaging options** (e.g., 25 kg bags, 500 kg drums) for large-scale industrial customers—contact us for custom quotes.
What documentation comes with an order of this PVA?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and batch-specific documentation for traceability.
Pronto per effettuare un ordine o hai bisogno di un imballaggio su misura?
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