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, 2017
Valuation and Qualifying Accounts [Abstract]  
Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]

ENZO BIOCHEM, INC
SCHEDULE II
VALUATION AND QUALIFYING ACCOUNTS
Years ended July 31, 2017, 2016 and 2015
(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		  
                                             
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  
                                             
2015   Allowance for doubtful accounts receivable     2,142       2,284               2,640 (1)     1,786  
                                             
2017   Deferred tax valuation allowance     34,912       (2,179 )                     32,733  
                                             
2016   Deferred tax valuation allowance     49,658       (14,746 )                     34,912  
                                             
2015   Deferred tax valuation allowance     49,465       193                       49,658  
                                             

(1) Write-off of uncollectible accounts receivable.