Visible/Near-Infrared Spectroscopy Devices and Wet-Chem Analyses for Grapes (Vitis vinifera L.) Quality Assessment: An Environmental Performance Comparison

Table 6

Quantity, allocation factor, lifetime, and amount per analyses for portable device.

Input	Unit	Quantity (Q)	Allocation factor (Af)	Lifetime (years)	Lifetime (no. analyses)	Amount per analysis^†
Prototype	g	130	1.00	15	6750	0.019
Calibration	n	2100	0.015	15	6750	0.004666
Electricity	kWh	0,000093	1.00	n.a.	1	0.000093

^†Quantity × allocation factor/no. of analyses.