Free standard shipping on orders over €99
We can ship to virtually any address in the world. Note that some products have restrictions and some products cannot be shipped to international destinations.
When you place an order, we estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that shipping costs for many of the items we sell are based on weight. The weight of such an item can be found on the detail page. All weights are rounded up to the nearest whole pound to reflect the policies of the shipping companies we use.
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
DESCRIPCIÓN
papel pH 1-14 tiras envase plástico 100 ChemLand
- Rango de pH 1-14
- Producto para autodiagnóstico
- 100 piezas por pack
Los papeles tornasol se utilizan para determinar el pH de una solución. Después de mojarse en la solución, el papel cambia de color. Luego seque y lea el resultado de la tabla adjunta con el producto. El rango de pH que se puede leer de este producto está entre pH 1 y 14.
Las tiras no están diseñadas para usarse con soluciones tampón y soluciones con una concentración inferior al 0,01 % definitivamente.
Rango de escala de pH:
1-3 sustancias muy ácidas
4-6 sustancias ácidas
7 pH neutral
8-11 alcalina
12-14 fuertemente alcalina
UTILIZAR
Sumergir la tira en la prueba solución, sáquela y después de un rato lea el pH en la escala.
Las tiras no están diseñadas para usarse con soluciones tampón y soluciones con una concentración inferior al 0,01%.
CONDICIONES DE ALMACENAMIENTO RECOMENDADAS
Conservar a temperatura ambiente en un lugar seco y fresco. Mantener fuera del alcance de los niños.
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