Article From: "Max Stendahl"   Read full article

Waltham-based PerkinElmer, which sells instruments and lab services to researchers, said Monday it will acquire a German diagnostics company for $1.3 billion.

PerkinElmer (NYSE: PKI) said it had reached a deal to acquire Euroimmun Medical Laboratory Diagnostics AG, a 2,400-employee company based in Lubeck, Germany.

PerkinElmer makes a wide range of equipment for environmental testing, life sciences research, medical imaging and other areas. The deal for Euroimmun, which is expected to close by…