Colorimetric determination of nonmetals
edited by David F. Boltz and James A. Howell
John Wiley & Sons, 1978
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Sandell, E.B.
Colorimetric determination of traces of metals
Interscience, 1959
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Thomas, L.C.
Colorimetric chemical analytical methods
John Wiley & Sons, 1980
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Snell, Foster Dee
Colorimetric methods of analysis : including some turbidimetric and nephelometric methods
D. Van Nostrand, 1961
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Colorimetric measurements of cocoa beans (theobroma cacao) Charles C.E.Meulemans,Untung Suprapti T,Ardin Tjatjo
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