Kit de prueba de fuego el agua papel de prueba del ácido alcalino 1-14 ph

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Kit de prueba de fuego el agua papel de prueba del ácido alcalino 1-14 ph

Vendido: 8
ID de producto: 1271449

Disponibilidad: En stock, normalmente enviado en 1 día laboral

Costo de Envío: ENVÍO GRATIS via Airmail Shipping Service

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descripción:

1-14 PH ácido-alcalino papel de prueba kit de prueba de fuego del agua
Nombre: papel de prueba de pH
tamaño de papel: app 45mm x 7mm (L x W)
sopesar: app 3g
la escala lee del 1 al 14:
De 1 - 3 indica una sustancia muy ácida
4 - 6 indica una sustancia ácida
7 indica neutral
8-11 indica alcalinidad
12 - 14 indica un nivel muy alto de alcalinidad
ph tabla 1-14 color en cada paquete
los cambios de color de las tiras reactivas deben coincidir con la carta de colores escala de pH dentro de unos 15 segundos
 instrucción:
 simplemente presione la tira de prueba al objeto o líquido que está probando. medio segundo después, sacar el papel y el uso de la carta de colores incluido, compare el cambio de color del papel para averiguar el nivel de acidez de la prueba de tema.
 no puede indicar la solución de ácido o álcali cuando su densidad era menor que 0,01%.
mantener seco para el resto de papel
el paquete incluye:
80 x Papel de prueba 1-14 ph

cuadros de detalles:

papel de prueba de pH



papel de prueba del ácido alcalino ph

Papel de prueba 1-14 ph

kit de prueba de fuego

papel de prueba de pH

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