Molekula
Polyéthylène glycol 3350
Polyethylene glycol 3350
Certifié ISO 9001:2015 & ISO 14001:2015 · Fournisseur pour laboratoires et industries depuis 2000 · Certificat d’Analyse (CoA) pour chaque lot
Polyethylene glycol 3350 (PEG 3350) is a non-toxic, water-soluble polymer widely used as a laxative, in pharmaceutical formulations, and as a humectant in cosmetics and personal care products. It serves as a solvent, softener, and lubricant in various industrial applications, including food processing and textile manufacturing. This chemical has a CAS number of 25322-68-3, with the molecular formula H(OCH2CH2)nOH and a general molecular weight range of approximately 3,000–3,700 g/mol. It is stable at ambient storage conditions and carries no signal word for hazard classification. Molekula supplies Polyethylene glycol 3350 from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Aperçu
Polyethylene glycol 3350 (PEG 3350) is a non-toxic, water-soluble polymer widely used as a laxative, in pharmaceutical formulations, and as a humectant in cosmetics and personal care products. It serves as a solvent, softener, and lubricant in various industrial applications, including food processing and textile manufacturing. This chemical has a CAS number of 25322-68-3, with the molecular formula H(OCH2CH2)nOH and a general molecular weight range of approximately 3,000–3,700 g/mol. It is stable at ambient storage conditions and carries no signal word for hazard classification. Molekula supplies Polyethylene glycol 3350 from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Prix et formats de conditionnement
Prix sur demande — emballages disponibles de la recherche à la quantité industrielle.
Les prix ne comprennent pas la TVA, les taxes sur les ventes ni les frais d'expédition. Des emballages en grande quantité et sur mesure sont disponibles sur demande.
Spécifications
| Property | Value |
|---|---|
| Appearance | Milky white flakes |
| Colour (Pt-Co) | 0~80# |
| pH | 5.0 - 7.0 |
| Molecular Weight | 3000-7000 |
| Hydroxyl value (mgKOH/g) | 30~37 |
Stockage et manipulation
| Property | Value |
|---|---|
| Température de stockage | Ambient |
| Acidité | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 90031188 |
| Numéro CAS | 25322-68-3 |
| Formule moléculaire | H(OCH2CH2)nOH |
| Masse moléculaire | - |
| SMILES | - |
| Code REACH | Y110 |
| Inscrit au TSCA | Oui |
| Code HTS | 3907.29.00.00 |
| Code tarifaire | 3907291190 |
Sécurité et GHS
Déclarations de précaution
- P280 Porter des gants de protection/des vêtements de protection/un équipement de protection des yeux/du visage/une protection auditive/...
Documents
Certificat d'analyse (CoA) par lot
Saisissez un numéro de lot ou de série pour récupérer le certificat d'analyse correspondant à ce lot spécifique. Nous pouvons en générer un à partir des données de spécification si aucun PDF n'est disponible.
Synonymes
Aucun autre nom enregistré pour ce produit.
Questions fréquentes
What is polyethylene glycol 3350 (PEG 3350) commonly used for?
PEG 3350 is widely used as a laxative, in pharmaceutical formulations as a tablet excipient, and as a solvent or ointment base in cosmetics and personal care products.
What is the molecular formula and approximate molecular weight of PEG 3350?
The molecular formula is **H(OCH₂CH₂)₂�OH**, where *n* ≈ 74 (average). The approximate molecular weight is **3,350 g/mol** (based on the average polymer length).
How should PEG 3350 be stored?
Store PEG 3350 in a tightly sealed container at ambient temperature (typically 15–30°C) in a dry, well-ventilated area, away from incompatible substances.
What grades or purity levels of PEG 3350 does Molekula supply?
Molekula supplies **pharmaceutical-grade (EP/USP/JP compliant) and food-grade (FDA-compliant) PEG 3350**, with typical purity ≥ 99.0%.
Can Molekula supply PEG 3350 in bulk quantities?
Yes, Molekula offers PEG 3350 in bulk (minimum order quantities vary; contact sales for custom packaging options, including drums, totes, or FIBCs).
What documentation is provided with a PEG 3350 order?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS/SDS), and a batch-specific quality report. Additional documentation (e.g., DMF or GMP compliance) is available upon request.
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