Molekula
بولي إيثيلين غلايكول 3350
Polyethylene glycol 3350
مؤهل وفق ISO 9001:2015 و ISO 14001:2015 · تقديم خدمات للمختبرات والصناعة منذ عام 2000 · شهادة التحليل مع كل دفعة
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.
نظرة عامة
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.
الأسعار ومقاسات التعبئة
المواصفات
| 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 |
التخزين والتعامل
| Property | Value |
|---|---|
| درجة حرارة التخزين | Ambient |
| الحموضة | Neutral |
التعرف
| Property | Value |
|---|---|
| SKU | 90031188 |
| رقم CAS | 25322-68-3 |
| الصيغة الجزيئية | H(OCH2CH2)nOH |
| الوزن الجزيئي | - |
| SMILES | - |
| رمز REACH | Y110 |
| مُدرَج وفق TSCA | نعم |
| رقم HTS | 3907.29.00.00 |
| رقم التعريف الجمركي | 3907291190 |
السلامة ونظام التصنيف والتحذير العالمي
إقرارات احترازية
- P280 توضع قفازات للحماية / ملابس للحماية / وقاء للعينين / للوجه
الوثائق
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 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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