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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES, Part 3 (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Dec. 31, 2018
Geographic Areas, Revenues from External Customers [Abstract]          
Sales $ 9,591,386 $ 8,720,326 $ 17,892,352 $ 16,437,458  
Geographic Areas, Long-Lived Assets [Abstract]          
Long-lived assets 3,517,701   3,517,701   $ 2,873,920
Cash and Cash Equivalents [Abstract]          
Cash and cash equivalents 4,504,075   4,504,075   12,524,551
Summary of accounts payable and accrued liabilities [Abstract]          
Accounts payable - suppliers 3,292,605   3,292,605   3,622,765
Accrued commissions and royalties 715,177   715,177   867,344
Accrued payroll 352,689   352,689   48,867
Accrued vacation 606,110   606,110   264,789
Accrued bonuses 314,565   314,565   494,318
Accrued expenses - other 36,663   36,663   590,598
Total 5,317,809   5,317,809   5,888,681
Net Product Sales [Member]          
Geographic Areas, Revenues from External Customers [Abstract]          
Sales 8,488,291 6,857,861 14,871,277 13,256,088  
Africa [Member]          
Geographic Areas, Revenues from External Customers [Abstract]          
Sales 2,342,740 2,226,540 4,759,040 3,865,070  
Africa [Member] | Net Product Sales [Member]          
Geographic Areas, Revenues from External Customers [Abstract]          
Sales 2,342,740 2,226,540 4,759,040 3,865,070  
Asia [Member]          
Geographic Areas, Revenues from External Customers [Abstract]          
Sales 119,548 22,348 240,646 989,922  
Geographic Areas, Long-Lived Assets [Abstract]          
Long-lived assets 459,978   459,978   466,185
Asia [Member] | Net Product Sales [Member]          
Geographic Areas, Revenues from External Customers [Abstract]          
Sales 119,548 22,348 240,646 989,922  
Europe & Middle East [Member]          
Geographic Areas, Revenues from External Customers [Abstract]          
Sales 1,107,558 1,213,548 3,250,779 2,197,424  
Geographic Areas, Long-Lived Assets [Abstract]          
Long-lived assets 169,147   169,147   123,752
Europe & Middle East [Member] | Net Product Sales [Member]          
Geographic Areas, Revenues from External Customers [Abstract]          
Sales 741,641 635,579 1,919,666 1,027,649  
Latin America [Member]          
Geographic Areas, Revenues from External Customers [Abstract]          
Sales 4,612,904 3,266,290 5,684,970 5,956,183  
Latin America [Member] | Net Product Sales [Member]          
Geographic Areas, Revenues from External Customers [Abstract]          
Sales 4,612,904 3,266,290 5,684,970 5,956,183  
United States [Member]          
Geographic Areas, Revenues from External Customers [Abstract]          
Sales 1,408,636 1,991,600 3,956,917 3,428,859  
Geographic Areas, Long-Lived Assets [Abstract]          
Long-lived assets 2,888,576   2,888,576   2,283,983
United States [Member] | Net Product Sales [Member]          
Geographic Areas, Revenues from External Customers [Abstract]          
Sales 671,458 $ 707,104 2,266,955 $ 1,417,264  
Money Market Funds [Member] | Level 1 [Member]          
Cash and Cash Equivalents [Abstract]          
Cash and cash equivalents $ 3,300,000   $ 3,300,000   $ 4,700,000