Microchem Laboratory will hold an open house Feb. 28 from 11 a.m.-3 p.m. for its new 46,110-square-foot facility that opened in January. Microchem Laboratory provides a variety of lab testing services, such as microbial, cosmetic and medical device testing. The new lab was constructed to meet increased needs for research and development, according to the company. 512-310-8378.