Chart developed by Dana Sheppard for the felt list

Chart developed by Dana Sheppard for the felt list.

Weight of fiber		Depth of Shade (DOS) Amount of 1% dye solution needed to dye to this DOS, in ml
		pale	light	light		medium	medium	medium		dark				very dark
ounces	grams	0.15	0.25	0.5	0.75	1	1.25	1.5	1.75	2	2.25	2.5	2.75	3
1	28	4	7	14	21	28	35	43	50	57	64	71	78	85
2	57	9	14	28	43	57	71	85	99	113	128	142	156	170
3	85	13	21	43	64	85	106	128	149	170	191	213	234	255
4	113	17	28	57	85	113	142	170	198	227	255	284	312	340
5	142	21	35	71	106	142	177	213	248	284	319	354	390	425
6	170	26	43	85	128	170	213	255	298	340	383	425	468	510
7	198	30	50	99	149	198	248	298	347	397	447	496	546	595
8	227	34	57	113	170	227	284	340	397	454	510	567	624	680
9	255	38	64	128	191	255	319	383	447	510	574	638	702	765
10	284	43	71	142	213	284	354	425	496	567	638	709	780	851
11	312	47	78	156	234	312	390	468	546	624	702	780	858	936
12	340	51	85	170	255	340	425	510	595	680	765	851	936	1021
13	369	55	92	184	276	369	461	553	645	737	829	921	1014	1106
14	397	60	99	198	298	397	496	595	695	794	893	992	1091	1191
15	425	64	106	213	319	425	532	638	744	851	957	1063	1169	1276
16	454	68	113	227	340	454	567	680	794	907	1021	1134	1247	1361

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Page updated February 8, 2003

Depth of Shade (DOS)