ZENITH LABORATORIES INC &lt;ZEN> 4TH QTR LOSS
  Shr loss 24 cts vs profit 23 cts
      Net loss 5,106,000 vs profit 5,120,000
      Sales 11.4 mln vs 20.4 mln
      Year
      Shr loss 19 cts vs profit 73 cts
      Net loss 4,062,000 vs profit 15.7 mln
      Sales 50.4 mln vs 80.5 mln
      Avg shrs 21.7 mln vs 21.6 mln
      NOTE: 1986 net includes tax credits of 2,742,000 dlrs in
  quarter and 5,903,000 dlrs in year.
  

