 MILFORD, Mass.--BUSINESS WIRE--Waters Corporation NYSE: WAT today announced first quarter 2021 sales of 609 million, a 31 increase as reported, compared to sales of 465 million for the first quarter of 2020. Foreign currency translation benefited sales growth by approximately 4 for the quarter. On a GAAP basis, diluted earnings per share EPS for the first quarter of 2021 increased to 2.37, compared to 0.86 for the first quarter of 2020. On a non-GAAP basis, EPS increased to 2.29, c 