Results 241 to 250 of about 10,989 (277)

Revealing undergraduate biology students' conception of variability and error bars within graphing. [PDF]

open access: yesPLoS One
Stoczynski L   +6 more
europepmc   +1 more source

Comprehensive performance evaluation of four chemiluminescence immunoassays for detecting vitamin D deficiency across diverse clinical conditions. [PDF]

open access: yesPLoS One
AlHamad T   +12 more
europepmc   +1 more source

Essential minerals in colostrum of preterm and full-term Ghanaian mothers and related maternal factors. [PDF]

open access: yesSci Rep
Jonathan JWA   +9 more
europepmc   +1 more source

Color reactions and thin-layer chromatography of amino acids: An undergraduate organic chemistry experiment for students in the allied health sciences

Journal of Chemical Education, 1990
Students identify unknowns by determining Rf's and applying color reagents to the chromatograms.
Michael O. Hurst, D. Keith Cobb
openaire   +3 more sources

A Dictionary of Chemistry and the Allied Branches of other Sciences

Nature, 1875
THE appearance of the second supplement to Watts' “Dictionary of Chemistry” is an event in the history of chemical literature which will certainly be elcomed by all English chemists. Although it may be said with truth that no great generalisations have been made of late years in chemistry, the science is nevertheless advancing with gigantic strides so ...
openaire   +1 more source

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