Herbert Socks, 75, a retired director of trade missions at the Department of Commerce and a former pharmacist in Washington, died of emphysema June 16 at Loudoun Memorial Hospital in Leesburg.

Mr. Socks, a resident of Leesburg, was born in Chambersburg, Pa. He moved to Washington about 1930 as a student at George Washington University, where he graduated with a degree in pharmacology. For many years he worked at the Cathedral Pharmacy on Connecticut Avenue in Northwest Washington.

In the early 1950s, Mr. Socks went to work at the Commerce Department. Among his early duties there was helping to organize foreign distribution of the Salk polio vaccine. He later specialized in establishing trade missions and much of his work was in Southeast Asia. He was director of trade missions when he retired from the department about 1975.

At that time he moved from Washington to Lucketts, near Leesburg. He moved to Leesburg last year.

Mr. Socks was the founding president of the Lucketts Community Center. He had been a supporter of the National Symphony Orchestra and the Washington Opera Society. He was a member of the National Association of Retired Federal Employees.

Survivors include one sister, Martha Bernstein of Washington, and one brother, Morton, of Coral Gables, Fla.