Annual report pursuant to Section 13 and 15(d)

SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS

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SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS
 12 Months Ended
Jul. 31, 2018
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]  
SEC Schedule, 12-09, Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]

ENZO BIOCHEM, INC
SCHEDULE II
VALUATION AND QUALIFYING ACCOUNTS
Years ended July 31, 2018, 2017 and 2016
(in thousands)


Year ended
July 31, 		  Description   Balance at
Beginning
of period 		    Charged
(credited) to costs
and expenses 		  Charged
to other
accounts 		  Deductions     Balance at
end of period 		 
                                       
2018   Allowance for doubtful accounts receivable     3,576       3,690         4,598 (1)     2,668  
                                       
2017   Allowance for doubtful accounts receivable     3,517       2,775         2,716 (1)     3,576  
                                       
2016   Allowance for doubtful accounts receivable     1,786       2,336         605 (1)     3,517  
                                       
2018   Deferred tax valuation allowance     32,581       (8,110 )               24,471  
                                       
2017   Deferred tax valuation allowance     34,912       (2,331 )               32,581  
                                       
2016   Deferred tax valuation allowance     49,658       (14,746 )               34,912  
                                       

(1) Write-off of uncollectible accounts receivable.