Grapes And Juice

 

TestDescriptionMethod
BallingFTIR, refractometry
pHFTIR, potentiometry
Titratable acidityFTIR, titration
Tartaric acidSpectrophotometry
Malic acidFTIR, enzymatic
PotassiumAA
GlucoseFTIR, enzymatic
FructoseFTIR, enzymatic
YAN (NOPA+NH4)Calculation
NOPAFTIR, spectrophotometry
NH4FTIR, enzymatic