| CAS Number | Chemical Formula | Molecular Weight | Purity | Grade |
| 25322-68-3 | H(OCH2CH2)nOH | BioPlus |
基本信息(General Information)：
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产品描述(Description)：
| General Description | 聚乙二醇(PEG)是一种亲水性聚合物。它可以通过环氧乙烷的阴离子开环聚合反应而进行合成，产生不同的分子量和端基。当交联成网络时，PEG可具有高含水量，形成“水凝胶”。聚乙二醇(PEG)不会引发免疫反应，是一种理想的生物学应用材料。 |
性质(Properties)：
| form | 粉末 |
| vapor density | >1 (vs air) |
| vapor pressure | <0.01 mmHg ( 20 °C) |
| autoignition temp. | 581 °F |
| mol wt | average mol wt 3,350 |
| impurities | ≤0.01% Phosphorus (P) |
| impurities | ≤0.1% Insoluble matter |
| solubility | water: soluble (PEG is soluble in water approximately 670 mg/ml, 20 °C) |
| density | 1.0962 g/mL at 60 °C |
| density | 1.0764 g/mL at 80 °C |
| anion traces | chloride (Cl-): ≤0.05% |
| anion traces | sulfate (SO42-): ≤0.05% |
| cation traces | Al: ≤0.0005% |
| cation traces | Ca: ≤0.0005% |
| cation traces | Cu: ≤0.0005% |
| cation traces | Fe: ≤0.0005% |
| cation traces | K: ≤0.005% |
| cation traces | Mg: ≤0.0005% |
| cation traces | NH4+: ≤0.05% |
| cation traces | Na: ≤0.05% |
| cation traces | Pb: ≤0.001% |
| cation traces | Zn: ≤0.0005% |
安全信息(Safety Information)：
| Hazard Pictogram Codes | - |
| Signal Word | - |
| Hazard Statements | - |
| Precautionary Statements | - |
| Personal Protective Equipment | Eyeshields,, Gloves,, type N95 (US), |
| Hazard Codes (Europe) | - |
| Risk Codes (Europe) | - |
| Safety Codes (Europe) | - |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 1 |
| RTECS | - |
| Flash Point (F) | - |
| Flash Point (C) | - |
| 产品编号 | 产品名称 | 包装 |
| ST2587-25g | 聚乙二醇(PEG, WT3,350) (BioPlus) | 25g |
| ST2587-100g | 聚乙二醇(PEG, WT3,350) (BioPlus) | 100g |
| ST2587-500g | 聚乙二醇(PEG, WT3,350) (BioPlus) | 500g |
| — | 说明书 | 1份 |
室温保存，三年有效。
注意事项：本产品仅限于专业人员的科学研究用，不得用于临床诊断或治疗，不得用于食品或药品，不得存放于普通住宅内。
为了您的安全和健康，请穿实验服并戴一次性手套操作。
