The Hach DR 2700 Spectrophotometer can be used for more than 130 analytical methods. All of the chemistries and supplies needed for these tests are available from Hach. The spectrophotometer can ...
The V-670 double-beam spectrophotometer utilizes a unique, single monochromator design covering a wavelength range from 190 to 2700 nm (3200 nm option). The monochromator features dual gratings ...
In this spot the difference challenge, two identical pictures of kids studying can be seen. Although the two images look identical at first glance, they are not. There are three differences ...
Here’s how it works. Space can be a wondrous place, and we've got the pictures to prove it! Take a look at our favorite space pictures here, and if you're wondering what happened to today in ...
Animal Pictures and Facts Learn all you wanted to know about animals with pictures, videos, facts, news, and more. Composite photograph by Joel Sartore, National Geographic Photo Ark ...
Our Essentials collection gives you the everyday content you need, while our Signature library features our best quality, premium handpicked stock photos that you can only get from us. Every week, we ...
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The absorbance of the obtained supernatant (A sample) was detected with a spectrophotometer, and the detection wavelength was 540 nm. At the same time, dilute 100 µL of blood into 5 mL of deionized ...
We scanned the specimen in multiple areas and took into account the average results from all the pictures. As shown in Figure 1D, the EDX pattern confirmed the presence of iron, selenium, carbon, and ...
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