| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
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| getprostadine | "Here are additional ways: dissolved oxygen, pH, temperature, salinity and nutrients (nitrogen and phosphorus) Visit Prostadine Prostate Support " | Read more » | 2 months ago | |||
| flipkarts | "Flipkarts offers a wide range of products, including cosmetics, skincare, hair care, Home, Kitchen, sports wear, Jewelery, Garments, and more. I am..." | Read more » | 9 months ago | |||
| calmway | "Our CBD Gummies provide you with the taste of delicious CBD and come in a range of flavors to pick from. The gummies we offer have been designed to..." | Read more » | about 1 year ago | |||
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| BuyCBDhub | "Delta-8 include a euphoric high and reduced stress and anxiety " | Read more » | about 1 year ago | |||
| warren | "Thank you for the links and the explanations!!! " | Read more » | over 1 year ago | |||
| Ag8n | "We also used graphite furnace AA, also called GFAA. One common analytical instrument is ICP (inductively coupled plasma). I've used them a couple..." | Read more » | over 1 year ago | |||
| Ag8n | "Another reference. "Some recent developments in atomic fluorescence spectrosopy" by T.S.West Analytical Chemistry, ( presented at 26 th internati..." | Read more » | over 1 year ago | |||
| Ag8n | "Here are a couple of reference: "Studies in atomic fluorescence spectroscopy -III:microwave excited electrodeless discharge tubes as spectral sour..." | Read more » | over 1 year ago | |||
| warren | "Hmm... I guess it seems like a tough setup for my skill set. What does the microwave version look like? " | Read more » | over 1 year ago | |||
| Ag8n | "You know, getting a couple of these that could be "disposable" might not be a bad idea. Working with 400 volts isn't a terribly high voltage, but ..." | Read more » | over 1 year ago | |||
| Ag8n | "That looks like a hollow cathode lamp. We used perkin elmer, not fisher, so there could be differences. The lamp should have the element it can d..." | Read more » | over 1 year ago | |||
| Ag8n | "Aanalyst (a model of atomic absorption spectrometer that we had)hollow cathode lamps new are running for about $350. So when there are hollow cat..." | Read more » | over 1 year ago | |||
| Ag8n | "That looks like a hollow cathode lamp. But there are other kinds. It should have the element on the base plus usually the operating current range..." | Read more » | over 1 year ago | |||
| warren | "https://www.sciencedirect.com/science/article/abs/pii/0039914070800819 " | Read more » | over 1 year ago | |||
| warren | "Interesting. It's like a high power version of this? https://www.ebay.com/itm/324819370181 Does this take high voltage to run? " | Read more » | over 1 year ago | |||
| Ag8n | "I worked a lot on lead with atomic aborpion(AA) and related techniques. The two lead lines we normally used were 283 nm and 214 nm. Of course, the..." | Read more » | over 1 year ago | |||
| Ag8n | "The first article from" research gate "is a little more interesting. It has lead forming something similar to chelates. The summary of the articl..." | Read more » | over 1 year ago | |||
| Ag8n | "The last paper mentioned above is(I think) using chemiluminesence to generate the light(Flouescent detection of lead in... ByYan- Shiuan Wu, Et a..." | Read more » | over 1 year ago | |||
| Fernmoss | "Can a 405 nm led be used to visualize heating oil stains? " | Read more » | over 1 year ago | |||
| laurel_mire | "I did this! " | Read more » | over 1 year ago | |||
| sirazul71 | "Nice writing. Thanks Life Store is one of the best and most popular online stores. You will find everything you need in the life store. Visit in ou..." | Read more » | almost 2 years ago |