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LABALPHA 6 barras de agitador magnéticas PTFE, barra de agitador magnética de 20 mm

Envío gratis en pedidos superiores a Mex $600.00

Mex $496.58

Mex $ 223 .00 Mex $223.00

En stock

1.Tamaño:10mm/0.39 Inch


Acerca de este artículo

  • Tamaño: longitud: 20 mm, diámetro: 6 mm, 6 barras magnéticas de PTFE en 1 paquete.
  • Material de calidad: la barra magnética de PTFE está hecha de PTFE y acero magnético de alta calidad, superficie lisa, reduce la fricción y mejora la rotación suave.
  • Muy duraderas: estas barras magnéticas con revestimiento de PTFE, funcionan perfectamente, han sido extremadamente valiosas con soluciones de mezcla juntas.
  • Resistente a los productos químicos: la barra magnética puede resistir altas temperaturas, corrosión, abrasión y altas fuerzas de rotación, y tiene las propiedades de mano de obra fina, sin impurezas ni rebabas en la superficie
  • Amplia aplicación: la barra magnética se aplica ampliamente en investigación científica, universidades, laboratorios en los sectores industriales y agrícolas, y también se puede aplicar para remover sustancias mixtas



Descripción del producto

barras de agitación magnéticas de varilla de agitación

LABALPHA - Mezclador magnético de PTFE con barra de agitación, instrucciones de barras magnéticas

Instrucciones: necesitas colocar la barra agitadora magnética en un vaso de precipitados u otro recipiente. Coloque el recipiente en la plataforma del agitador de calentamiento electromagnético y luego encienda el interruptor del agitador de calentamiento electromagnético. El agitador magnético generará fuerza de rotación para impulsar la sustancia para girar rápidamente, puedes usarlos para remover un líquido muy visqus mientras usas la placa caliente y funcionan muy bien, incluso usas el agitador magnético en cerveza casera. El PTFE es un buen material para esto: es inerte a la mayoría de los materiales y se puede hervir. El acabado es muy suave y brillante sin defectos obvios que podrían entrar líquidos o sólidos. Las barras de agitación son más suaves vórtices con otras barras de agitación.

varilla de agitación magnética
barras de agitación magnéticas

Isaac S.
Comentado en México el 20 de marzo de 2025
Es de excelente calidad! El diseño minimalista y la sensación del material transmite la percepción de un producto bastante premium. La llave 🔑 es de muy alta calidad, resistente y de diseño seguro, útil para usar en exteriores, aunque procuraría tener una chapa adicional solo por precaución si es para una puerta externa con acceso a la calle.Se siente sólida y firme al abrir y cerrar, no se ha aflojado con el tiempo.
Janeth Pinto
Comentado en México el 1 de noviembre de 2024
Buena calidad
Miles Neill
Comentado en los Estados Unidos el 2 de julio de 2023
I have a Corning mixer/stirrer that I bought these for and they work perfectly in them. Only tested on thinner solutions so something that is thicker might be a little trickier with these.
Miles Neill
Comentado en los Estados Unidos el 2 de julio de 2023
I have a Corning mixer/stirrer that I bought these for and they work perfectly in them. Only tested on thinner solutions so something that is thicker might be a little trickier with these.
Miles Neill
Comentado en los Estados Unidos el 2 de julio de 2023
I have a Corning mixer/stirrer that I bought these for and they work perfectly in them. Only tested on thinner solutions so something that is thicker might be a little trickier with these.
Miles Neill
Comentado en los Estados Unidos el 2 de julio de 2023
I have a Corning mixer/stirrer that I bought these for and they work perfectly in them. Only tested on thinner solutions so something that is thicker might be a little trickier with these.
Miles Neill
Comentado en los Estados Unidos el 2 de julio de 2023
I have a Corning mixer/stirrer that I bought these for and they work perfectly in them. Only tested on thinner solutions so something that is thicker might be a little trickier with these.
Miles Neill
Comentado en los Estados Unidos el 2 de julio de 2023
I have a Corning mixer/stirrer that I bought these for and they work perfectly in them. Only tested on thinner solutions so something that is thicker might be a little trickier with these.
Miles Neill
Comentado en los Estados Unidos el 2 de julio de 2023
I have a Corning mixer/stirrer that I bought these for and they work perfectly in them. Only tested on thinner solutions so something that is thicker might be a little trickier with these.
Miles Neill
Comentado en los Estados Unidos el 2 de julio de 2023
I have a Corning mixer/stirrer that I bought these for and they work perfectly in them. Only tested on thinner solutions so something that is thicker might be a little trickier with these.
Travis licona
Comentado en los Estados Unidos el 8 de febrero de 2023
I used these to stir a very visqus liquid while using the hot plate on and they work really well. I got the small sided ones and they work great for small applications.
Travis licona
Comentado en los Estados Unidos el 8 de febrero de 2023
I used these to stir a very visqus liquid while using the hot plate on and they work really well. I got the small sided ones and they work great for small applications.
Travis licona
Comentado en los Estados Unidos el 8 de febrero de 2023
I used these to stir a very visqus liquid while using the hot plate on and they work really well. I got the small sided ones and they work great for small applications.
Travis licona
Comentado en los Estados Unidos el 8 de febrero de 2023
I used these to stir a very visqus liquid while using the hot plate on and they work really well. I got the small sided ones and they work great for small applications.
Travis licona
Comentado en los Estados Unidos el 8 de febrero de 2023
I used these to stir a very visqus liquid while using the hot plate on and they work really well. I got the small sided ones and they work great for small applications.
Travis licona
Comentado en los Estados Unidos el 8 de febrero de 2023
I used these to stir a very visqus liquid while using the hot plate on and they work really well. I got the small sided ones and they work great for small applications.
Travis licona
Comentado en los Estados Unidos el 8 de febrero de 2023
I used these to stir a very visqus liquid while using the hot plate on and they work really well. I got the small sided ones and they work great for small applications.
Travis licona
Comentado en los Estados Unidos el 8 de febrero de 2023
I used these to stir a very visqus liquid while using the hot plate on and they work really well. I got the small sided ones and they work great for small applications.
Shi
Comentado en los Estados Unidos el 15 de octubre de 2023
Other brands I've tried were very unbalanced and would spin off at higher speeds. These are mostly well balanced and spin up to higher speeds effectively.
Shi
Comentado en los Estados Unidos el 15 de octubre de 2023
Other brands I've tried were very unbalanced and would spin off at higher speeds. These are mostly well balanced and spin up to higher speeds effectively.
Shi
Comentado en los Estados Unidos el 15 de octubre de 2023
Other brands I've tried were very unbalanced and would spin off at higher speeds. These are mostly well balanced and spin up to higher speeds effectively.
Shi
Comentado en los Estados Unidos el 15 de octubre de 2023
Other brands I've tried were very unbalanced and would spin off at higher speeds. These are mostly well balanced and spin up to higher speeds effectively.
Shi
Comentado en los Estados Unidos el 15 de octubre de 2023
Other brands I've tried were very unbalanced and would spin off at higher speeds. These are mostly well balanced and spin up to higher speeds effectively.
Shi
Comentado en los Estados Unidos el 15 de octubre de 2023
Other brands I've tried were very unbalanced and would spin off at higher speeds. These are mostly well balanced and spin up to higher speeds effectively.
Shi
Comentado en los Estados Unidos el 15 de octubre de 2023
Other brands I've tried were very unbalanced and would spin off at higher speeds. These are mostly well balanced and spin up to higher speeds effectively.
Shi
Comentado en los Estados Unidos el 15 de octubre de 2023
Other brands I've tried were very unbalanced and would spin off at higher speeds. These are mostly well balanced and spin up to higher speeds effectively.
Wombat37
Comentado en los Estados Unidos el 30 de diciembre de 2022
I use my magnetic stirrer in homebrewing beer. It’s a big and powerful one that I made myself and use to stir up liquids up to 6 gallons (23 liters) in glass carboys and buckets. It’s important that the magnetic stir bars are easy to sanitize to prevent potential infection and PTFE is a good material for this – it’s inert to most sanitizers and can be boiled. I found that the length of the stir bar has a very big effect on performance. Using a long stir bar (e.g. 60mm) to stir a large volume of 20 liters or more was not very effective – it would become unstable and shake off the stirrer. I found that a 40mm stirrer was optimum for almost any volume being stirred.Some of my other stir bars had a raised rib around their center. This meant that the stir bar would have point contact at its center with the bottom of the vessel – which should make it easier to spin and be quieter. These stir bars from LabAlpha did not have this rib and so they would make contact with the bottom of the vessel along their length. See the photo for details – note the slight difference in length despite both being labeled as 40mm. I did some tests to compare the two types and found that both stir bars seem to perform much the same and generated a large vortex in a 2,000mL flask without the stir bars coming loose and flying off the stirrer magnet. I felt that the LabAlpha was perhaps a bit quieter.These stir bars from LabAlpha work well and are available at a good price.
Wombat37
Comentado en los Estados Unidos el 30 de diciembre de 2022
I use my magnetic stirrer in homebrewing beer. It’s a big and powerful one that I made myself and use to stir up liquids up to 6 gallons (23 liters) in glass carboys and buckets. It’s important that the magnetic stir bars are easy to sanitize to prevent potential infection and PTFE is a good material for this – it’s inert to most sanitizers and can be boiled. I found that the length of the stir bar has a very big effect on performance. Using a long stir bar (e.g. 60mm) to stir a large volume of 20 liters or more was not very effective – it would become unstable and shake off the stirrer. I found that a 40mm stirrer was optimum for almost any volume being stirred.Some of my other stir bars had a raised rib around their center. This meant that the stir bar would have point contact at its center with the bottom of the vessel – which should make it easier to spin and be quieter. These stir bars from LabAlpha did not have this rib and so they would make contact with the bottom of the vessel along their length. See the photo for details – note the slight difference in length despite both being labeled as 40mm. I did some tests to compare the two types and found that both stir bars seem to perform much the same and generated a large vortex in a 2,000mL flask without the stir bars coming loose and flying off the stirrer magnet. I felt that the LabAlpha was perhaps a bit quieter.These stir bars from LabAlpha work well and are available at a good price.
Wombat37
Comentado en los Estados Unidos el 30 de diciembre de 2022
I use my magnetic stirrer in homebrewing beer. It’s a big and powerful one that I made myself and use to stir up liquids up to 6 gallons (23 liters) in glass carboys and buckets. It’s important that the magnetic stir bars are easy to sanitize to prevent potential infection and PTFE is a good material for this – it’s inert to most sanitizers and can be boiled. I found that the length of the stir bar has a very big effect on performance. Using a long stir bar (e.g. 60mm) to stir a large volume of 20 liters or more was not very effective – it would become unstable and shake off the stirrer. I found that a 40mm stirrer was optimum for almost any volume being stirred.Some of my other stir bars had a raised rib around their center. This meant that the stir bar would have point contact at its center with the bottom of the vessel – which should make it easier to spin and be quieter. These stir bars from LabAlpha did not have this rib and so they would make contact with the bottom of the vessel along their length. See the photo for details – note the slight difference in length despite both being labeled as 40mm. I did some tests to compare the two types and found that both stir bars seem to perform much the same and generated a large vortex in a 2,000mL flask without the stir bars coming loose and flying off the stirrer magnet. I felt that the LabAlpha was perhaps a bit quieter.These stir bars from LabAlpha work well and are available at a good price.
Wombat37
Comentado en los Estados Unidos el 30 de diciembre de 2022
I use my magnetic stirrer in homebrewing beer. It’s a big and powerful one that I made myself and use to stir up liquids up to 6 gallons (23 liters) in glass carboys and buckets. It’s important that the magnetic stir bars are easy to sanitize to prevent potential infection and PTFE is a good material for this – it’s inert to most sanitizers and can be boiled. I found that the length of the stir bar has a very big effect on performance. Using a long stir bar (e.g. 60mm) to stir a large volume of 20 liters or more was not very effective – it would become unstable and shake off the stirrer. I found that a 40mm stirrer was optimum for almost any volume being stirred.Some of my other stir bars had a raised rib around their center. This meant that the stir bar would have point contact at its center with the bottom of the vessel – which should make it easier to spin and be quieter. These stir bars from LabAlpha did not have this rib and so they would make contact with the bottom of the vessel along their length. See the photo for details – note the slight difference in length despite both being labeled as 40mm. I did some tests to compare the two types and found that both stir bars seem to perform much the same and generated a large vortex in a 2,000mL flask without the stir bars coming loose and flying off the stirrer magnet. I felt that the LabAlpha was perhaps a bit quieter.These stir bars from LabAlpha work well and are available at a good price.
Wombat37
Comentado en los Estados Unidos el 30 de diciembre de 2022
I use my magnetic stirrer in homebrewing beer. It’s a big and powerful one that I made myself and use to stir up liquids up to 6 gallons (23 liters) in glass carboys and buckets. It’s important that the magnetic stir bars are easy to sanitize to prevent potential infection and PTFE is a good material for this – it’s inert to most sanitizers and can be boiled. I found that the length of the stir bar has a very big effect on performance. Using a long stir bar (e.g. 60mm) to stir a large volume of 20 liters or more was not very effective – it would become unstable and shake off the stirrer. I found that a 40mm stirrer was optimum for almost any volume being stirred.Some of my other stir bars had a raised rib around their center. This meant that the stir bar would have point contact at its center with the bottom of the vessel – which should make it easier to spin and be quieter. These stir bars from LabAlpha did not have this rib and so they would make contact with the bottom of the vessel along their length. See the photo for details – note the slight difference in length despite both being labeled as 40mm. I did some tests to compare the two types and found that both stir bars seem to perform much the same and generated a large vortex in a 2,000mL flask without the stir bars coming loose and flying off the stirrer magnet. I felt that the LabAlpha was perhaps a bit quieter.These stir bars from LabAlpha work well and are available at a good price.
Wombat37
Comentado en los Estados Unidos el 30 de diciembre de 2022
I use my magnetic stirrer in homebrewing beer. It’s a big and powerful one that I made myself and use to stir up liquids up to 6 gallons (23 liters) in glass carboys and buckets. It’s important that the magnetic stir bars are easy to sanitize to prevent potential infection and PTFE is a good material for this – it’s inert to most sanitizers and can be boiled. I found that the length of the stir bar has a very big effect on performance. Using a long stir bar (e.g. 60mm) to stir a large volume of 20 liters or more was not very effective – it would become unstable and shake off the stirrer. I found that a 40mm stirrer was optimum for almost any volume being stirred.Some of my other stir bars had a raised rib around their center. This meant that the stir bar would have point contact at its center with the bottom of the vessel – which should make it easier to spin and be quieter. These stir bars from LabAlpha did not have this rib and so they would make contact with the bottom of the vessel along their length. See the photo for details – note the slight difference in length despite both being labeled as 40mm. I did some tests to compare the two types and found that both stir bars seem to perform much the same and generated a large vortex in a 2,000mL flask without the stir bars coming loose and flying off the stirrer magnet. I felt that the LabAlpha was perhaps a bit quieter.These stir bars from LabAlpha work well and are available at a good price.
Wombat37
Comentado en los Estados Unidos el 30 de diciembre de 2022
I use my magnetic stirrer in homebrewing beer. It’s a big and powerful one that I made myself and use to stir up liquids up to 6 gallons (23 liters) in glass carboys and buckets. It’s important that the magnetic stir bars are easy to sanitize to prevent potential infection and PTFE is a good material for this – it’s inert to most sanitizers and can be boiled. I found that the length of the stir bar has a very big effect on performance. Using a long stir bar (e.g. 60mm) to stir a large volume of 20 liters or more was not very effective – it would become unstable and shake off the stirrer. I found that a 40mm stirrer was optimum for almost any volume being stirred.Some of my other stir bars had a raised rib around their center. This meant that the stir bar would have point contact at its center with the bottom of the vessel – which should make it easier to spin and be quieter. These stir bars from LabAlpha did not have this rib and so they would make contact with the bottom of the vessel along their length. See the photo for details – note the slight difference in length despite both being labeled as 40mm. I did some tests to compare the two types and found that both stir bars seem to perform much the same and generated a large vortex in a 2,000mL flask without the stir bars coming loose and flying off the stirrer magnet. I felt that the LabAlpha was perhaps a bit quieter.These stir bars from LabAlpha work well and are available at a good price.
Wombat37
Comentado en los Estados Unidos el 30 de diciembre de 2022
I use my magnetic stirrer in homebrewing beer. It’s a big and powerful one that I made myself and use to stir up liquids up to 6 gallons (23 liters) in glass carboys and buckets. It’s important that the magnetic stir bars are easy to sanitize to prevent potential infection and PTFE is a good material for this – it’s inert to most sanitizers and can be boiled. I found that the length of the stir bar has a very big effect on performance. Using a long stir bar (e.g. 60mm) to stir a large volume of 20 liters or more was not very effective – it would become unstable and shake off the stirrer. I found that a 40mm stirrer was optimum for almost any volume being stirred.Some of my other stir bars had a raised rib around their center. This meant that the stir bar would have point contact at its center with the bottom of the vessel – which should make it easier to spin and be quieter. These stir bars from LabAlpha did not have this rib and so they would make contact with the bottom of the vessel along their length. See the photo for details – note the slight difference in length despite both being labeled as 40mm. I did some tests to compare the two types and found that both stir bars seem to perform much the same and generated a large vortex in a 2,000mL flask without the stir bars coming loose and flying off the stirrer magnet. I felt that the LabAlpha was perhaps a bit quieter.These stir bars from LabAlpha work well and are available at a good price.
Chet
Comentado en los Estados Unidos el 27 de noviembre de 2022
No se pudo cargar el contenido.
Chet
Comentado en los Estados Unidos el 27 de noviembre de 2022
No se pudo cargar el contenido.
Chet
Comentado en los Estados Unidos el 27 de noviembre de 2022
No se pudo cargar el contenido.
Chet
Comentado en los Estados Unidos el 27 de noviembre de 2022
No se pudo cargar el contenido.
Chet
Comentado en los Estados Unidos el 27 de noviembre de 2022
No se pudo cargar el contenido.
Chet
Comentado en los Estados Unidos el 27 de noviembre de 2022
No se pudo cargar el contenido.
Chet
Comentado en los Estados Unidos el 27 de noviembre de 2022
No se pudo cargar el contenido.
Chet
Comentado en los Estados Unidos el 27 de noviembre de 2022
No se pudo cargar el contenido.
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