Molekula
Alcool polivinilico
Polyvinyl alcohol
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, emulsifier, and film-forming agent in adhesives, textiles, paper coatings, and pharmaceuticals. It is also employed in detergents, cosmetics, and as a protective colloid in various industrial processes. This versatile polymer is non-toxic, biodegradable, and offers excellent film-forming properties. Polyvinyl alcohol has a CAS number of 9002-89-5 and the molecular formula (C2H4O)n with a repeating unit molecular weight of 44.0526 g/mol. It is typically stored at ambient conditions and carries a signal word of "Warning" per GHS classification. 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, emulsifier, and film-forming agent in adhesives, textiles, paper coatings, and pharmaceuticals. It is also employed in detergents, cosmetics, and as a protective colloid in various industrial processes. This versatile polymer is non-toxic, biodegradable, and offers excellent film-forming properties. Polyvinyl alcohol has a CAS number of 9002-89-5 and the molecular formula (C2H4O)n with a repeating unit molecular weight of 44.0526 g/mol. It is typically stored at ambient conditions and carries a signal word of "Warning" per GHS classification. 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 or light yellow powder or particle |
| Ash | 0.4 |
| Degree of Hydrolysis | 87-89 |
| Sodium acetate | ≤1 |
| Volatile Matter | ≤5 |
| Viscosity(4% in H2O, 20°C) | ≤20.5 - ≥24.5mPa-S |
Immagazzinamento e manipolazione
| Property | Value |
|---|---|
| Temperatura di Conservazione | Ambient |
| Punto di infiammabilità | 79 C |
| Acidità | Neutral |
Identificazione
| Property | Value |
|---|---|
| SKU | 90005002 |
| 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) commonly used for?
Polyvinyl alcohol is widely used as a water-soluble adhesive, a thickener in coatings, a film-forming agent in textiles, and a detackifier in paper manufacturing.
What is the chemical formula and molecular weight of polyvinyl alcohol?
The chemical formula is **(C₂H₄O)ₙ**, and the repeating unit molecular weight is **44.0526 g/mol** (varies with degree of polymerization).
How should polyvinyl alcohol be stored?
Store PVA in a cool, dry place at **ambient temperature**, away from direct sunlight and moisture to prevent degradation.
What grades of polyvinyl alcohol does Molekula supply?
Molekula supplies **industrial and technical grades** of PVA, including variations in hydrolysis degree (86-99%) and viscosity for specific applications.
Can Molekula supply polyvinyl alcohol in bulk quantities?
Yes, we offer **bulk quantities** of PVA, with flexible packaging options (drums, bags, or custom solutions) for large-scale industrial needs.
What documentation comes with a PVA order from Molekula?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and batch-specific documentation for traceability and compliance.
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