| Waters sales up 4% to $537 million Waters Corp., a Milford producer of scientific software and other products, had second-quarter sales of $558 million, a 4-percent growth, the company reported Tuesday. BJ's launches new mobile site Westborough-based BJ's Wholesale Club has launched a new mobile site, the first in a series of enhancements to its digital offerings. Veristat managing new clinical trial Southborough-based Veristat is overseeing a new immunotherapy clinical trial for patients with ovarian cancer. Cafe opens in Westborough office park A new 50-seat cafe and eatery is now open in the Westboro Executive Park. | 