[ON THE METHOD OF DETERMINING WATER TURBIDITY WITH THE FEK-N-57 APPARATUS].
D002623:Chemistry Techniques, Analytical; D004864:Equipment and Supplies; D007616:Kaolin; D014867:Water; D014876:Water Pollution; D014881:Water Supply
D014867:Water; D007616:Kaolin
CHEMISTRY, ANALYTICAL; EQUIPMENT AND SUPPLIES; KAOLIN; WATER POLLUTION; WATER SUPPLY
K METODIKE OPREDELENIIA MUTNOSTI VODY PRIBOROM FEK-N-57.