共 10 条
[1]
American Public Health Association, 1936, STAND METH EX WAT SE
[2]
BARGER G, 1930, SOME APPL ORGANIC CH
[3]
CHARLTON D, 1937, IOWA ENG EXPT STATIO, V132
[4]
KLOTHOFF IM, 1929, VOLUMETRIC ANAL, V11
[5]
KOSHKIN M. L., 1937, Journal of the American Water Works Association, V29, P1761
[6]
MALLMAN WL, 1934, MICHIGAN ENG EXPT ST, V59
[7]
MELLOR JW, 1932, COMPR TREAT, V12, P261
[8]
Reith JF, 1929, BIOCHEM Z, V216, P249
[9]
SKOPINTZEW BA, 1932, Z ANAL CHEM, V88, P97
[10]
SNELL FD, 1937, COLORIMETRIC METHODS, V1, P11