UV Irradiance Detectors. UV-37 series detectors are high sensitivity irradiance detectors for UV radiometric applications involving polychromatic optical radiation. Each detector is supplied with a diffuser window and shadow ring for a cosine corrected field-of-view.
International Organization. The term âInternational Organisationâ means any international organisation or wholly owned agency or instrumentality thereof. This category includes any intergovernmental organisation (including a supranational organisation) that is comprised primarily of governments;
1 Activate Your Free Trial!  Internal Revenue Service (IRS) Internal Revenue Service (IRS), Agency of the U.S. Department of the Treasury charged with administering and enforcing federal tax laws, except those relating to alcohol, tobacco, firearms, and explosives.