The Polyethylene Glycol 4000 Analytical Grade (PEG 4000) by Dinâmica, available at LojaLab, is a nonionic polymer with a nominal average molar mass close to 4,000, supplied as waxy flakes. Its interaction with water and ability to modify the physical properties of compatible systems support its use as a polymer matrix, consistency modifier and component in macromolecule precipitation or separation procedures.
Characteristics
- Analytical-grade polyethylene glycol, also known as PEG 4000 or macrogol 4000
- Nonionic polymer with a nominal average molar mass close to 4,000
- Supplied as waxy flakes suitable for weighing and formulation preparation
- Used to modify consistency, matrix properties and the behavior of compatible aqueous systems
- Suitable for procedures specifying PEG 4000 as a formulation component or precipitating agent.
Applications
- Preparation of polymer matrices and compatible laboratory formulations
- Modification of consistency and physical properties in aqueous or semisolid systems
- Protein, nucleic acid or other macromolecule precipitation and separation procedures when PEG 4000 is specified
- Materials studies, synthesis and formulation development using polyethylene glycol with an average molar mass of 4,000.
Technical Specifications
- Product: Polyethylene Glycol 4000 Analytical Grade (PEG 4000)
- Brand: Dinâmica Química
- Grade: Analytical grade
- CAS number: 25322-68-3
- General structural formula: H(OCH2CH2)nOH
- Nominal average molar mass: approximately 4,000 g/mol
- Available quantity: 500 g.
Technical Data
| Physical state | Waxy flakes |
| Melting/freezing point | 54 to 58 °C |
| Chemical nature | Nonionic ethylene oxide polymer |
Frequently Asked Questions
What is Polyethylene Glycol 4000 Analytical Grade (PEG 4000) used for?
The main applications of Polyethylene Glycol 4000 Analytical Grade (PEG 4000) include preparation of polymer matrices and compatible laboratory formulations; modification of consistency and physical properties in aqueous or semisolid systems.
What are the main characteristics of Polyethylene Glycol 4000 Analytical Grade (PEG 4000)?
The characteristics listed for Polyethylene Glycol 4000 Analytical Grade (PEG 4000) include Analytical-grade polyethylene glycol, also known as PEG 4000 or macrogol 4000; nonionic polymer with a nominal average molar mass close to 4,000.
How should Polyethylene Glycol 4000 Analytical Grade (PEG 4000) be selected for a laboratory application?
Selection of Polyethylene Glycol 4000 Analytical Grade (PEG 4000) should consider the grade, presentation, method requirements, and technical specifications described on this page.
What quantities of Polyethylene Glycol 4000 Analytical Grade (PEG 4000) are available?
Polyethylene Glycol 4000 Analytical Grade (PEG 4000) is available in 500 g. For other quantities, recurring purchases, or larger requirements, contact the sales team to check availability and request a quotation.
How can companies and institutions purchase Polyethylene Glycol 4000 Analytical Grade (PEG 4000) and request a formal quotation?
Companies, laboratories, educational institutions, and research organizations can purchase Polyethylene Glycol 4000 Analytical Grade (PEG 4000) directly from LojaLab. For recurring purchases, internal approval processes, research funding, public procurement, or formal quotation requirements, contact the sales team.
Professional Use and Safety Guidance
This product is intended for professional use in scientific research, laboratory analysis, education, and compatible industrial applications.
Each product has its own handling, storage, and disposal requirements. Before use, consult the corresponding SDS and follow the manufacturer's instructions and the safety procedures adopted by the institution.
LojaLab provides guidance on product selection and provenance; defining the use protocol and verifying suitability for the final application are the responsibility of the purchasing professional or institution.
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