86101

Poly(ethylene glycol)

BioUltra, 1,500

• Synonyma: Polyethylene glycol, PEG
• Lineární vzorec: H(OCH₂CH₂)_nOH
• Číslo CAS: 25322-68-3
• NACRES: NA.26
• PubChem Substance ID: 24888526
• UNSPSC Code: 12352104
• MDL number: MFCD00081839

Vlastnosti

• Quality Segment: 100
• product line: BioUltra
• form: solid
• mol wt: M_r 1400-1600
• greener alternative product characteristics: Safer Solvents and Auxiliaries; Learn more about the Principles of Green Chemistry.
• sustainability: Greener Alternative Product
• impurities: insoluble matter:, passes filter test, ≤0.001% peroxides (as H₂O₂):
• pH: 5.5-7.0 (25 °C, 50 mg/mL in H₂O)
• mp: 45-50 °C
• solubility: H₂O: 50 mg/mL at 25 °C, clear, colorless
• anion traces: chloride (Cl^-): ≤50 mg/kg, sulfate (SO₄^2-): ≤50 mg/kg
• cation traces: 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
• λ: 50 mg/mL in H₂O
• UV absorption: λ: 260 nm A_max: 0.09, λ: 280 nm A_max: 0.03
• greener alternative category: Aligned
• SMILES string: C(CO)O
• InChI: 1S/C2H6O2/c3-1-2-4/h3-4H,1-2H2
• InChI key: LYCAIKOWRPUZTN-UHFFFAOYSA-N

Popis

General description

We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Green Chemistry. Polyethylene glycol (PEG) is an eco-friendly, biodegradable polymer widely used in pharmaceuticals and cosmetics. Its non-toxic nature and versatility make it a sustainable choice, derived from renewable resources, contributing to greener product formulations. Click here for more information.

Poly(ethylene glycol) (PEG) is a non-ionic hydrophilic polymer.

Application

Poly(ethylene glycol) has been used in the preparation of cryoprotective solutions.

Biochem/physiol Actions

Poly(ethylene glycol) (PEG) helps in the purification and crystal growth of proteins and nucleic acids. PEG also interacts with cell membrane, thereby allowing cell fusion.

Bezpečnostní informace

• Skladovací třída: 11 - Combustible Solids
• wgk: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Gloves, type N95 (US)