WLP940 Mexican Lager - White Labs Yeast Pure Pitch Next GenFrom Mexico City, this yeast produces clean lager beer, with a crisp finish. Good for Mexican style light lagers, as well as dark lagers. High attenuation. Attenuation: 70 78% Flocculation: Medium Ideal Fermentation Temperature Range: 50 55F Alcohol Tolerance: Medium *NOTE:*During summer months, we include complimentary ice packs with all liquid yeast orders. However, it is difficult to guarantee that the ice packs will stay frozen given transit times