does equipment have spanish language?

The instruction booklet we received was in English only. However, operation is very simple.

Hi, we would like to find a #2 sample vials replacement ( φ25×60 mm) for the apera instruments tn400. what is the right product to order?

TN400-S2 (#1,#2,#3 sample vials, one of each). We have it available on our Apera official website - https://aperainst.com/tn400-s2-sample-vials-set.

Tn400 | Desertcart Tunisia

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

4257.19 DT

Duties & taxes included

In stock

Sold byAmazon TunisiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Tunisia.

Secure transaction

Description

🌟 Measure with confidence, calibrate with ease — never miss a clear moment!

CERTIFIED RELIABILITY - CE and ISO 9001:2015 certified with EPA approval, guaranteeing trusted performance in professional environments.
EFFORTLESS CALIBRATION - Includes 4 EPA-certified, non-toxic polymer standards with 1-year shelf life for reliable, hassle-free calibration.
INTUITIVE USER INTERFACE - Large, vibrant TFT screen simplifies measurement and calibration, making field and lab use seamless.
CONTINUOUS MONITORING MODE - Track turbidity trends in real-time with continuous measurement for repeatability and quality control.
PRECISION INFRARED SENSING - ISO 7027 compliant 90° cephalometric method ensures lab-grade turbidity accuracy ±2%+ stray light.

The Apera Instruments TN400 Portable Turbidity Meter delivers precise turbidity readings from 0 to 1000 NTU using an infrared sensor and ISO 7027 compliant method. Featuring a large TFT color screen and continuous measurement mode, it’s designed for both field and lab use. Calibration is simplified with EPA-approved, non-toxic polymer standards that have a 1-year shelf life. CE and ISO 9001:2015 certified, this meter ensures professional-grade reliability and accuracy for water treatment, beverage production, and more.

Specifications

ASIN	B01F34Y7L0
Batteries	4 AA batteries required. (included)
Best Sellers Rank	#92,488 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #2 in Lab Turbidity Meters
Date First Available	May 2, 2016
Is Discontinued By Manufacturer	No
Item Weight	13.6 ounces
Item model number	AI481
Manufacturer	Apera Instruments
Product Dimensions	12.2 x 11.81 x 4.33 inches

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Meera L.

Smooth transaction and product arrived in perfect condition.

3 weeks ago

Reema J.

Perfect platform for hard-to-find items. Delivery was prompt.

1 month ago

View all Trustpilot reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products

Shop Globally

Serving millions of shoppers across more than 100 countries

Enhanced Protection

Trusted payment options loved by worldwide shoppers

Customer Assurance

Trusted payment options loved by worldwide shoppers.

Desertcart App

Shop on the go, anytime, anywhere.