ESR was measured by a
microspectrophotometer with the stopped flow technique (Alifax).
Ehrlich's scanning "
microspectrophotometer" can detect cancer before it develops through analysis of the shape of pre-cancerous lung cells.
Coal rank ([R.sub.0]) data of all deformed coal samples were tested first on a ZEISS Imager M1m
microspectrophotometer according to the standard GB/T6948-2008 at 23[degrees]C; the reflectance of immersion oil ([N.sub.e]) is 1.5180.
The RNA concentration was determined using a
microspectrophotometer device.
Sperm concentration was determined by measuring absorbance with a
microspectrophotometer (NanoDrop, Wilmington, DE) (Yang et al.
India, June 3 -- Craic Technologies has launched 20/20 film
microspectrophotometer for measurement of thickness of thin films of sub-micron sampling areas.
In situ nuclear DNA content was estimated from metaphase chromosomes using a Nikon Optiphot microscope fitted with a
microspectrophotometer using monochromatic light at 550 nm following the method of Sharma and Sharma (1980), with ten scorings made from each slide.