News Articles Tagged: NOPA assay

The Role of O-Phthalaldehyde (OPA) in Winemaking: Measuring Yeast Nitrogen Needs

Understand the NOPA assay, which utilizes O-Phthalaldehyde (OPA), for measuring Yeast Assimilable Nitrogen (YAN) in winemaking, crucial for successful fermentation.

Optimizing Winemaking Fermentation with OPA (NOPA) Assay

Explore the Nitrogen by O-Phthaldialdehyde Assay (NOPA) method for measuring Yeast Assimilable Nitrogen (YAN) in winemaking, crucial for successful fermentation.