Note 6 - Revenue Recognition (Tables)

6 Months Ended

Jun. 30, 2022

Notes Tables

Disaggregation of Revenue [Table Text Block]

	Three months ended					Six months ended
	June 30,					June 30,
	2022			2021		2022		2021
Cosmetic ingredients	$	1,393,963	$	1,855,776	$	3,471,878	$	3,486,372
Pharmaceuticals		1,238,384		1,149,179		2,463,597		2,292,487
Medical products		962,080		620,748		1,519,875		1,236,774
Industrial products		31,750		32,275		63,185		73,213
Total Net Sales	$	3,626,177	$	3,657,978	$	7,518,535	$	7,088,846

Revenue from External Customers by Geographic Areas [Table Text Block]

	Three months ended				Six months ended
	June 30,				June 30,
	2022		2021		2022		2021
United States*	$	2,353,952	$	2,773,242	$	5,433,846	$	5,444,629
Other countries		1,272,225		884,736		2,084,689		1,644,217
Total Sales	$	3,626,177	$	3,657,978	$	7,518,535	$	7,088,846