Color% wise salt - soda ratio

Color% (From – To)		Glouber Salt (%)	Soda (%)
0.001 %	0.019 %	20	6
0.20 %	0.40 %	25	8
0.41 %	0.50 %	30	10
0.51 %	0.74 %	35	12
0.75 %	1.49 %	40	13
1.50 %	1.79 %	45	14
1.80 %	3.0 %	50	15
3.01 %	4.99 %	60	18
Above 5.0		70/80/90	20
Very Deep Color		100	25