Animal feeding stuffs. Determination of the contents of calcium, copper, iron, magnesium, manganese, potassium, sodium and zinc. Method using atomic absorption spectrometry— 20 стр.
Animal feeding stuffs. Determination of the contents of calcium, copper, iron, magnesium, manganese, potassium, sodium and zinc. Method using atomic absorption spectrometry— 26 стр.
Sodium chloride for industrial use; Determination of matter insoluble in water or in acid and preparation of principal solutions for other determinations— 5 стр.
Information processing; 9-Track, 12,7 mm (0.5 in) wide magnetic tape for information interchange; Format and recording, using group coding at 246 cpmm (6 250 cpi)— 18 стр.