The V-650 is a double-beam spectrophotometer with a photomultiplier tube (PMT) detector ... as integrating spheres to collect diffuse light transmitted or reflected by the sample.

Whatever TikTok trends or buzzy skin-care ingredients are out there, heed this piece of advice: Don't compromise your barrier ...

The UN series was compliant because of cosmetic tube applications and delivered an 85–90% success ... The narrow spectrum of ...

Thermometers are essential weather instruments that measure air temperature. They provide crucial data for meteorologists to ...

There's nothing worse than overpaying or — worse — missing out a chance to not spend money at all. View Entire Post › ...

Myopia is projected to rise from 23 to 50 percent of the world’s population by 2050 as the world moves indoors under ...

For the first time, researchers have observed how bromoform rearranges its atoms in less than a trillionth of a second after ...

If you’re thinking UV is a broad brush ... cannot reach Earth’s surface… Without interference from background light, even very weak levels of UV are detectable. This allows ultraviolet ...

The UV reactor where contaminated water is inundated with PCB-destroying ultraviolet light. This summer, Kaiser Aluminum’s ...

Ideally, you should wear sunscreen whenever you go out in the daylight to protect your skin. The UV rays from the sun may not be as harsh during other seasons, but they can still affect your skin ...