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Table 1 Calculation equations of Z-values (mol m−3 Pa−1)

From: Fate simulation and risk assessment of TBT and TPhT considering water level fluctuations in the TGR before and after AFS Convention implementation in China

Bulk compartmentSub-compartmentCalculation equationZ-value
AtmosphereAirZA = 1/RTZTA = ZA + ZPAvpa
AerosolsZPA = 6 × 106ZA/pS 
WaterWaterZW = 1/HZTW = ZW + ZPWvpw
Suspended solidsZPW = ZWρpwKocωocw 
SedimentPore waterZWS = 1/HZTS = ZWSvws + ZSvps
SolidsZS = ZWρpsKocωocs 
FishFishZF = ZW BCF ρfZTF = ZF