Table 3: OTR versus r.h. for whey-coated PET films (measured according to DIN 53 380, T3).

r.h. [%] OTR Q whey coating Q 100 whey coating (cm³ (STP) m−2 d−1 bar−1) (cm³ (STP) m−2 d−1 bar−1) (cm³ (STP) m−2 d−1 bar−1) 0 22.3 27.4 3.8 30 21.6 26.9 3.8 50 36.0 56.2 7.9