Well...according to my understanding 1 Tsp = 5.7g (of Prague #1), and there are 3 Tsp per 1 Tbsp (no debate there). Therefore, 2 Tbsp = 34.2g. Consequently, by weight, 34.2g = 1.21oz. However, the max for Prague #1 is 200ppm or roughly 3g/kg, or 3g/2.2lbs. So, doing the math another way...