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Key Documents

95172

Sigma-Aldrich

聚(乙二醇)

BioUltra, 20,000

同義詞:

PEG

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About This Item

線性公式:
H(OCH2CH2)nOH
CAS號碼:
MDL號碼:
分類程式碼代碼:
12352104
PubChem物質ID:
NACRES:
NA.26

品質等級

產品線

BioUltra

形狀

flakes

分子量

Mr ~16000-24000

雜質

insoluble matter:, passes filter test
≤0.001% peroxides (as H2O2):

pH值

5.5-7.0 (25 °C, 50 mg/mL in H2O)

mp

63-66 °C

溶解度

H2O: 50 mg/mL at 25 °C, clear, colorless

負離子痕跡

chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤50 mg/kg

正離子痕跡

Al: ≤5 mg/kg
As: ≤0.1 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤200 mg/kg
Li: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
Na: ≤200 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg

&lambda ;

50 mg/mL in H2O

紫外吸收

λ: 260 nm Amax: 0.15
λ: 280 nm Amax: 0.20

SMILES 字串

C(CO)O

InChI

1S/C2H6O2/c3-1-2-4/h3-4H,1-2H2

InChI 密鑰

LYCAIKOWRPUZTN-UHFFFAOYSA-N

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一般說明

聚乙二醇(PEG)是一种聚醚化合物,用于作为化妆品,药品及食品的添加剂。它包含重复的乙二醇[-(CH2CH2O)n]单元。

應用

聚乙二醇被用于水分散体系中的非吸附性高分子或作为活性自组装凝胶通过排空相互作用刺激纤维束的形成。

生化/生理作用

聚乙二醇(PEG)是一种合成高分子,被用作生物偶联和纳米药物延长血液循环时间,提高药物疗效的金标准。PEG-偶联药物被认为可在人体上安全使用,并得到美国食品和药品监督局(FDA)批准。PEG在许多生物医学应用,包括生物传感器,成像和组织工程。它还排斥蛋白质吸附和降低肝脏摄取,这有助于包裹纳米颗粒。

儲存類別代碼

11 - Combustible Solids

水污染物質分類(WGK)

WGK 1

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

Eyeshields, Gloves, type N95 (US)


分析證明 (COA)

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