Dichroic Light Bulbs. Browse our range of dichroic low voltage spot lamps, these lamps are great value for money and energy efficient. We have a wide range of wattages including 20, 35, 50watt, MR16 & MR11 lamps in spot, flood, and wide flood beam angles as well as coloured dichroics for effective ambient lighting.
21,041 Testing Laboratories Companies in the United States. Search or browse our list of Testing Laboratories companies by category or location. Skip navigation
In 2015 US government statistics put the number of laboratory animals used in research at 767,622, an 8% drop from 2014. The above graph shows the breakdown of different species used.