Proceedings of the National Academy of Sciences of the United States of America, Vol. 73, No. 7 (Jul., 1976), pp. 2211-2215 (5 pages) The variable fluorescence yield of photosystem II is dependent on ...
METTLER TOLEDO offers a wide variety of combined glass pH electrodes for non-aqueous, aqueous, or low ionic strength media and for challenging or small samples. The Plug & Play sensors are fitted with ...
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