Isopropyl alcohol is often used in DNA extraction. It is added to a DNA solution in order to precipitate the DNA into a 'pellet' after centrifuging the DNA. This is possible because DNA is insoluble in isopropyl alcohol.
Four-lamp T5 light fixtures are great for mixed reef systems with soft and stony corals. Six-lamp or eight-lamp T5 fluorescent light fixtures are capable of sustaining higher light demanding SPS corals in reef aquariums with the proper reflectors using a combination of proper spectrum T5 aquarium light bulbs.5 Aquarium Light: Great for reef tanks and freshwater aquariums alike [Click here for more info.]. High output T5 aquarium light is a popular and versatile choice for illuminating your fish tank.
The type of aquarium light you need for your fish tank really depends on what you plan on keeping in your aquarium. This article is a very general introduction into aquarium lighting and below we discuss the various types of lighting needs based on aquarium type.reshwater Aquarium Light-Fish Only. For a freshwater tank with no live plants you can get by with the low watt Fluorescent lights. These lights are typically between 18 and 40 watts and should last for a year or longer before they burn out.