From: Electronic cigarettes: overview of chemical composition and exposure estimation
Agent | Positive samples | Mean | Median | Standard deviation | Best fitting risk function for concentration of agent in the beveragea |
---|---|---|---|---|---|
Nicotine (mg/ml) | 65% | 11 | 6.8 | 13 | RiskNormal(11.023;13.134;RiskTruncate(0;)) |
Glycerol (g/100 g) | 94% | 37 | 35 | 23 | RiskWeibull(1.8104;44.812;RiskShift(−2.8327);RiskTruncate(0;)) |
1,2-Propanediol (g/100 g) | 94% | 57 | 64 | 30 | RiskTriang(−18.939;91.8;100.45;RiskTruncate(0;)) |
Ethylene glycol (g/100 g) | 91% | 10 | 5 | 18 | RiskLoglogistic(−0.40204;5.15;1.8215;RiskTruncate(0;)) |
1,3-Propanediol (g/100 g) | 13% | 0.6 | 0 | 1.7 | RiskResample(2;[all measurements]) |
Thujone (mg/L) | 4% | 6.7 | 0 | 34 | RiskResample(2;[all measurements]) |
Ethyl vanillin (mg/L) | 26% | 30 | 0 | 68 | RiskResample(2;[all measurements]) |