Science: v.1-v.219Moses King, 1958 |
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Стр. 758
... optical density at 552 mu was plotted against time . The second was the length of lag period which re- sulted in the majority of cases prior to the oxidation of DPP . The optical den- sity at 552 mu , determined 5 minutes after the ...
... optical density at 552 mu was plotted against time . The second was the length of lag period which re- sulted in the majority of cases prior to the oxidation of DPP . The optical den- sity at 552 mu , determined 5 minutes after the ...
Стр. 1086
... OPTICAL BARGAINS 50-150-300 POWER MICROSCOPE Amazing Value - Equal of a $ 75.00 Instru- ment ! 3 Achromatic Objective Lenses on Revolving Turret ! Imported ! The color - cor- re ́ted , cemented achromatic lenses in the objectives give ...
... OPTICAL BARGAINS 50-150-300 POWER MICROSCOPE Amazing Value - Equal of a $ 75.00 Instru- ment ! 3 Achromatic Objective Lenses on Revolving Turret ! Imported ! The color - cor- re ́ted , cemented achromatic lenses in the objectives give ...
Стр. 1310
... OPTICAL BARGAINS 50-150-300 POWER MICROSCOPE Amazing Value - Equal of a $ 75.00 Instru- ment ! 3 Achromatic Objective Lenses on Revolving Turret ! Imported ! The color - cor- rected , cemented achromatic lenses in the objectives give ...
... OPTICAL BARGAINS 50-150-300 POWER MICROSCOPE Amazing Value - Equal of a $ 75.00 Instru- ment ! 3 Achromatic Objective Lenses on Revolving Turret ! Imported ! The color - cor- rected , cemented achromatic lenses in the objectives give ...
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