Water quality. Determination of dissolved anions by liquid chromatography of ions. Determination of bromide, chloride, fluoride, nitrate, nitrite, phosphate and sulfate— 24 стр.
Water quality. Determination of dissolved Li$u+, Na$d4$u+, NH$d4$u+, K$u+, Mn$u2$u+, Ca$u2$u+, Mg$u2$u+, Sr$u2$u+ and Ba$u2$u+ using ion chromatography. Method for water and waste water— 28 стр.
Ambient air. Standard gravimetric measurement method for the determination of the PM$d1$d0 or PM$d2$d,$d5 mass concentration of suspended particulate matter— 58 стр.
