KSE Scientific, a distributor of laboratory supplies to the pharmaceutical, biotech and environmental research and production markets, is being sold.

CalbaTech (OTC BB: CLBE) said Wednesday that it has signed a letter of intent to acquire KSE. CalbaTech, which is based in Irvine, CA, is a life sciences company that provides products for research companies and academic institutions.

KSE produced revenues of $5.1 million in 2003 and is expected to generate more than $6.7 million this year with more than 300 clients, the companies said in a statement.

Terms were not disclosed.