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Yeast Calculator
Calculate how many yeast packages to add or how big of a starter to make
PurePitch
Formula for calculating viability for White Labs PurePitch® yeast packets is based on official data found on the whitelabs website (also listed below).
Average viability of PurePitch® pure liquid yeast over a period of six months:
Time
Viability
1 month
99.21%
2 month
98.05%
3 month
90.26%
4 months
84.28%
5 months
79.35%
6 months
71.59%
Last modified 7mo ago
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PurePitch