The Tween 20 Analytical Grade (Polysorbate 20) by Dinâmica, available at LojaLab, is a nonionic surfactant consisting of a mixture of ethoxylated sorbitan esters, predominantly derived from lauric acid. It acts as a mild detergent, emulsifier and dispersing agent and is widely used in washing buffers, immunoassays and preparations requiring reduction of hydrophobic or nonspecific interactions.
Characteristics
- Nonionic surfactant also known as Polysorbate 20
- Mixture of ethoxylated sorbitan esters, predominantly monolaurate
- Viscous, colorless-to-yellow and odorless material
- Milder detergent action than many lysis surfactants
- Analytical-grade product for biochemical and laboratory preparation.
Applications
- Washing buffers for ELISA, Western blot and other immunoassays
- Reduction of nonspecific binding on surfaces and membranes
- Emulsification and dispersion of hydrophobic components in aqueous media
- Preparation of mild detergent solutions in microbiology and biochemistry.
Technical Specifications
- Product: Tween 20 Analytical Grade (Polysorbate 20)
- Brand: Dinâmica Química
- Grade: Analytical grade
- CAS number: 9005-64-5
- Type: Nonionic surfactant
- Available volume: 1000 mL.
Technical Data
| Physical state | Viscous material |
| Color | Colorless to yellow |
| PH | 7.0 |
| Initial boiling point | > 100 °C |
| Density | 1.095 g/mL at 25 °C |
Frequently Asked Questions
What is Tween 20 Analytical Grade (Polysorbate 20) used for?
The main applications of Tween 20 Analytical Grade (Polysorbate 20) include washing buffers for ELISA, Western blot and other immunoassays; reduction of nonspecific binding on surfaces and membranes.
What are the main characteristics of Tween 20 Analytical Grade (Polysorbate 20)?
The characteristics listed for Tween 20 Analytical Grade (Polysorbate 20) include nonionic surfactant also known as Polysorbate 20; mixture of ethoxylated sorbitan esters, predominantly monolaurate.
How should Tween 20 Analytical Grade (Polysorbate 20) be selected for a laboratory application?
Selection of Tween 20 Analytical Grade (Polysorbate 20) should consider the grade, presentation, method requirements, and technical specifications described on this page.
What quantities of Tween 20 Analytical Grade (Polysorbate 20) are available?
Tween 20 Analytical Grade (Polysorbate 20) is available in 1000 mL. 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 Tween 20 Analytical Grade (Polysorbate 20) and request a formal quotation?
Companies, laboratories, educational institutions, and research organizations can purchase Tween 20 Analytical Grade (Polysorbate 20) 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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