QUIZ: Density and Refractometer Handheld Overview

What feature sets the J27 apart from traditional handheld refractometers when it comes to temperature *

It relies on ambient temperature for correction

It uses Peltier technology for precise temperature control

It must be connected to a water bath

It averages multiple room temperatures to correct readings

What material is used for the prism in the J27, and why is it important? *

Plastic – for cost savings

Tempered glass – to reduce glare

Synthetic sapphire – for scratch resistance and durability

Aluminum – to retain heat longer

How long can the J27 operate on a full charge? *

2 hours

4 hours

6 hours

Up to 8 hours

Which of the following measurement methods is NOT listed as pre-configured on the J27? *

BRICS

Refractive Index

Urine-Specific Gravity

Salinity

What advantage does the J27 provide to users in the field compared to checking results back in the lab? *

It has voice control for hands-free use

It removes the need for temperature corrections through direct heating and cooling

It connects to Wi-Fi for automatic cloud upload

It provides disposable sample trays for convenience

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