A method was developed for determination of 7 indictors the polychlorinated biphenyls (PCBs) residues in porphyra by gas chromatography (GC) with electron capture detector (ECD). The PCBs were ...

Scott, R. P. W. (unpublished work). Bohemen, J., and Purnell, J. H., “Gas Chromatography” (ed., D. H. Desty), 20 (Butterworths, 1958).

The average household spends over $3,500 a year on gas. Whether you take cross country road trips or go no further than the grocery store, we rated and compared hundreds of credit cards to help ...

James has been writing about technology for years but has loved it since the early 90s. While his main areas of expertise are maker tools -- 3D printers, vinyl cutters, paper printers, and laser ...

2-Year U.S. Treasury Note Continuous Contract $102.539 0.035 0.03% 5-Year U.S. Treasury Note Continuous Contract $105.500 0.125 0.12% 10-Year U.S. Treasury Note Continuous Contract $107.453 0.219 ...

Always dreaming about the next destination, credit cards specialist Barbara King is an avid traveler who optimizes her adventures through the use of points and miles. Barbara has earned and ...

"The biggest concern with that is, because the hexane gas with grain storage, that that could be a kind of catastrophic explosion," Harrell said. Hexane gas is present in a lot of grain silos ...

IN an investigation on the feasibility of using gas-chromatographic methods to determine the oxides of nitrogen in gaseous mixtures such as Diesel exhaust gases, we have successfully used a ...

Our opinions are our own. Gas isn’t a huge part of the typical household budget. So for most people, the trick to choosing a great gas credit card is picking one that rewards you well not just ...

Britain's gas storage levels are "concerningly low" with less than a week of demand available, the operator of the country's largest gas storage site has warned. Plunging temperatures and high ...

Natural gas back at mid-$3 on modest storage build, impending data blackout By Investing.com - Oct 26, 2023 9 Investing.com - US natural gas futures jumped 3% on Thursday, returning to the mid-$3 ...

Toby Rice, who leads one of America’s largest natural-gas producers, says the “Drill, Baby, Drill” mantra that resurfaced during the presidential campaign is passé. Now, it is all about “ ...