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Tu envío es gratis en compras mayores a $2,999 MXN
Estimado para ser entregado entre 3-5 días hábiles después del pago en productos disponibles.
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.
El tubo Nessler clase A, fabricado en vidrio de borosilicato de alta calidad, es un instrumento esencial para análisis colorimétricos en laboratorios ambientales, farmacéuticos y de control de calidad. Diseñado para comparación precisa de colores en mediciones de turbidez o concentración de sustancias (como amonio, hierro o cloro en agua), garantiza exactitud y durabilidad gracias a su diseño ergonómico y graduación permanente.
✅ Material superior: Vidrio de borosilicato Boro 3.3, resistente a choques térmicos, ácidos, bases y lavados frecuentes. Graduación en esmalte permanente en color ámbar o blanco, resistente a químicos y abrasión.
✅ Diseño funcional: Fondo plano para estabilidad en superficies de trabajo y lecturas precisas. Pico vertedor integrado que facilita trasvases sin derrames. Forma cilíndrica transparente con diámetro uniforme para comparación visual óptima.
✅ Precisión clase A: Calibrado bajo normas ISO 4788 y ASTM E1272, asegurando mediciones volumétricas exactas. Ideal para métodos estándar como ISO 7150-1 (determinación de amonio) o EPA 350.1 (análisis de aguas).
✅ Certificación: Cumple con ASTM E438 (calidad del vidrio) y ISO 4788 (requisitos para cilindros graduados).
Si este producto se encuentra AGOTADO el tiempo de entrega es de 90 a 120 días naturales aproximadamente.
Catálogo
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Capacidad
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Graduación
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GL-143.202.02
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100 ml
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50 y 100 ml
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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.
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will 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 the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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