Category: Methods

Folic Acid Analysis on the Lucidity LC-UV

Folic Acid, Folate, or Vitamin B9 is a key vitamin used by the human body to generate new healthy red blood cells, form DNA and RNA, and break down a certain amino acid, homocysteine, that can be harmful in high amounts.  The need for Folic Acid is especially important during pregnancy, which is why there…
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BZK / BAC in hand soaps and body washes

It only seems appropriate during cold and flu season that we do something on soaps and hand sanitizers, and interestingly enough, we have some customers who are analyzing exactly that.  One of the active ingredients our customers are looking for is BZK (Benzalkonium chloride), also known as BAC, BKC, and BAK.  BZK is an antimicrobial…
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Lucidity LC-UV and RI Together

  Like most people, when the new year comes around I always make a resolution to eat healthy and lose some weight. This year I decided to cut back on the amount of sugar I eat on a daily basis. Sugar is a major additive in foods and beverages. The American Heart Association recommends that…
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Nicotine Sample Method

Nicotine in vaping e-liquid sample in methanol System Parameters Lucidity GC-FID Conditions Carrier Hydrogen Control Pressure Flow 2.0 mL/min Split ratio 10:1 Column MXT-5 30 m x 0.25 mm, 0.25 um Injector 250 ℃ FID 250 ℃ Oven Program Rate Temperature Hold Time   35 ℃ 0 min 11 ℃/min 250 ℃ 4.0 min For…
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GC-FID Method – Essential Oils

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GC-FID Method – Fuel & Oil

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GC-FID Method – Polyaromatic Hydrocarbons (PAHs)

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GC-FID Method – Vanillin

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GC-FID Method – Phenols (EPA 604)

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GC-FID Method – Phthalates (EPA 606)

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