Materiales de laboratorio
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Transcript of Materiales de laboratorio
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MATERIALES EN EL LABORATORIO
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EL VIDRIO
Es una mezcla de silicatos fusibles e insolubles en agua
Hay distintos tipos: de óptica, pirex, color, etc.
El de color es para sustancias que se degradan con la luz
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EL PLÁSTICO
Compite con el vidrio
Son irrompibles
Suelen ser de un solo uso
Son caros
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LIMPIEZA DEL MATERIAL
Quitar todos los restos de suciedad.
Ayudarse con un escobillón. Aclarar con abundante agua. Aclarar con agua destilada. “Descontaminación” química si
procede. Limpiar los aparatos.
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TUBOS
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PORTAOBJETOS
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CUBREOBJETOS
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MATRACES DE FONDO REDONDO Y PLANO
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MATRACES ERLENMEYER
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MATRAZ AFORADO
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BURETA
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PIPETA
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PIPETEADORES
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SOPORTE PARA PIPETAS
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ATENCIÓN A LOS MENISCOS
El enrase es por debajo del menisco
El recipiente apoyado en la mesa y el ojo a la altura del menisco
Excepto en las pipetas y tubos, que se levanta a la altura de los ojos
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PIPETAS PASTEUR
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PIPETAS DE VELOCIDAD DE SEDIMENTACIÓN
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PIPETAS AUTOMÁTICAS
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PUNTAS DE PIPETA
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PIPETA DE THOMA Y DE SHALI
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CÁMARAS CUENTAGLOBULOS
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PLACA DE PETRI
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CRISTALIZADORES
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AEROMETROS
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BANDEJAS DE VIDRIO
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CUBETAS COLORIMETRÍA
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FRASCOS
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TERMOMETROS
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ESCOBILLONES PARA TUBOS DE ENSAYO
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PINZAS DE MADERA
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VARILLAS AGITADORAS
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MECHEROS BUNSEN
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EMBUDOS
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FRASCOS LAVADORES
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LLAVES DE DESCARGA
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CAPILARES
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ASCENSO DE LIQUIDOS POR LOS CAPILARES
Cuanto más pequeño es el radio más altura alcanza el líquido
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GRADILLAS
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MORTEROS
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VIDRIOS DE RELOJ
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AGITADOR VIBRATORIO DE TUBOS
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AGITADOR MAGNÉTICO CON CALEFACCIÓN
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AGITADOR ROTATORIO DE BANDEJA
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AUTOCLAVES
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BALANZA DIGITAL
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BALANZA GRANATARIO Y JUEGO DE PESAS
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ESPATULAS
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LANCETAS DE SANGRE
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CAJA PARA PORTAOBJETOS
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CENTRIFUGA
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CENTRIFUGA MICROHEMATOCRITO
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ESPECTROFOTOMETRO
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ESTUFAS DE CULTIVO
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ESTUFAS DE DESECACIÓN
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CONTADOR MANUAL DE CÉLULAS
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FRIGORIFICOS Y CONGELADORES
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MICROSCOPIOS
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RELOJES Y CRONÓMETROS
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FIN