Grades of U.S. Cotton - Official Standards

Color Grade	Symbols	Color Grade	Leaf Grade	Color Grade	Symbols	Color Grade
White				Spotted
Good Middling	GM	11	1	Good Middling	GM Sp	13
Strict Middling	SM	21	2	Strict Middling	SM Sp	23
Middling	Mid	31	3	Middling	Mid Sp	33
Strict Low Middling	SLM	41	4	Strict Low Middling	SLM Sp	43
Low Middling	LM	51	5	Low Middling	LM Sp	53
Strict Good Ordinary	SGO	61	6	Strict Good Ordinary	SGO Sp	63
Good Ordinary	GO	71	7
				Tinged
Light Spotted				Strict Middling	SM Tg	24
Good Middling	GM Lt Sp	12		Middling	Mid Tg	34
Strict Middling	SM Lt Sp	22		Strict Low Middling	SLM Tg	44
Middling	Mid Lt Sp	32		Low Middling	LM Tg	54
Strict Low Middling	SLM Lt Sp	42
Low Middling	LM Lt Sp	52		Yellow Stained
Strict Good Ordinary	SGO Lt Sp	62		Strict Low Middling	SM YS	25
				Middling	Mid YS	35