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Dimension of the Limit Value β
Dimension of the Limit Value
The dimension of the Limit Value. Most of them are in mg/m3 (or ug/m3 (u = micro), ng/m3 (n = nano) or pg/m3 (p = pico)), but also the following dimensions appear:
fibres/cm3 of /ml
mppfc (millions of particles per cubic foot of air; specific dimensions for some OSHA-PELs)
% Oxygen
mg/l blood
mg/l urine
% COHb (carboxyheamoglobin in blood)
mg/g creatinine (excretion rate to urine)
dB(A) (noise)
kPa (noise)
m/sec2 (vibration
%PPD (indoor air quality; PPD = Predicted Percentage of Dissatisfied)
mSv (radation)
V/m, V/m, A/m, mA/m2, W/m2, mT, W/kg body weight (radiation)
kg (lifting weights)