U.S. DRUG TESTING, INC.

PMN#

• USDT CANNABINOID (THC) ASSAY COLUMN CATALOG NO. 9000-500

  1994-06-02

  U.S. DRUG TESTING, INC.

• USDT PHENCYCLIDINE (PCP) ASSAY COLUMN CAT. NO. 9000-400

  1994-04-12

  U.S. DRUG TESTING, INC.

• AMPHETAMINE TEST SYSTEM

  1993-11-22

  U.S. DRUG TESTING, INC.

• USDT OPIATE ASSAY COLUMN CATALOG NO. 9000-200

  1993-06-15

  U.S. DRUG TESTING, INC.

• USDT FLOW IMMUNOASSAY SYSTEM, MODEL 9000

  1993-05-06

  U.S. DRUG TESTING, INC.

• USDT COCAINE/COCAINE METABOL ASSAY COLUMN,9000-100

  1993-04-27

  U.S. DRUG TESTING, INC.