Figure 1: Schematic representation of the continuous FFE apparatus coupled off-line to RP-HPLC. Hydroxypropyl methyl cellulose (HPMC) stock solution, 2% (wt/vol; ∼86 K nominal molecular weight ...

High performance liquid chromatography (HPLC) is a separation technique that uses liquid mobile phase to separate the components of a mixture. The sample is first dissolved in a solvent, then forced ...

it is important to measure F in the serum as well as S. HPLC is therefore a very useful method of corticosteroid analysis especially for metyrapone test.

Providing practical, hands-on advice based on years of experience, this book concentrates on the everyday problems associated with HPLC and will help you to devise or improve record-keeping and ...

Recent studies have explored BPA toxicity on human health. Learn the dangers of BPA in plastic water bottles and how to test ...

In response to criticism that the test is not a reliable assessment tool, psychologists have worked to improve and validate the Rorschach over time. They have developed standardized protocols to ...

While you can get tested at a doctor’s office or a clinic, at-home test kits offer another good option. Testing for STIs at home is convenient, discreet, and reliable. An STI is considered an ...

At each test interval, 3.75 mL of suspension from each ... The contents of each flask were then diluted to volume with HPLC-grade water. A 5-mL portion of each diluted sample was further diluted ...

Are you sexually creative? Find out who you really are between the sheets with this sex personality test. Examine the following statements and indicate how well they describe you. In order to ...

A t-test is an inferential statistic used in hypothesis testing to determine if there is a statistically significant difference between the means of two sample populations. A t-test is an ...

Here's how we test every laptop that hits the bench at PC Labs using 24 different benchmarks. I’m one of the consumer PC experts at PCMag, with a particular love for PC gaming. I've played games ...

A lot went wrong in the scramble to respond after a train carrying highly volatile vinyl chloride and other chemicals ...