Specific Process Knowledge/Etch/KOH Etch/ProcessInfo: Difference between revisions
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If you use the 50wt% premade solution you can calculate the amount of solution X you need to add 1 liter of water to achieve a concentration of Y wt% by: | If you use the 50wt% premade solution you can calculate the amount of solution X you need to add 1 liter of water to achieve a concentration of Y wt% by: | ||
(0.5∙1.509 g/ml ∙X)/(X∙1 | (0.5∙1.509 g/ml ∙X)/(X∙1.509 g/ml+1000g)=Y | ||
X=(Y∙1000g)/(1 | X=(Y∙1000g)/(1.509 g/ml∙(0.5-Y)) | ||
where 1.509 g/ml is the density of a 50wt% solution KOH at 20 °C. | where 1.509 g/ml is the density of a 50wt% solution KOH at 20 °C. | ||