Measurement of hexavalent chromium in water
The common valence states of chromium compounds are trivalent and hexavalent. In water bodies, hexavalent chromium generally exists in the form of CrO42-, Cr2O7
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coagulation experiment
Colloidal particles in the water are small or charged and stable in the water and difficult to settle, can be added to the coagulant in the water, destroying th
Morphological observation experiment of Toxoplasma gondii
This experiment is from the official website of Parasitology, School of Medicine, Shandong University.
Experiments for the determination of water coloration
For the food industry, by the environmental impact of the biggest factor is water, while food processing and pollution of the water environment, to prevent and
Odor and taste checking experiments
For the food industry, by the environmental impact of the biggest factor is water, while food processing and pollution of the water environment, in order to pre
Determination of the conduction velocity and duration of the action potential of the sciatic nerve trunk
The experimental method was obtained from the official website of the Fourth Military Medical University
Experiments on neutralization titration and determination of the ionization constant of acetic acid
This experiment is from the official website of Southern Medical University
Effect of load on muscle contraction
The experimental method was obtained from the official website of the Fourth Military Medical University
Single and tonic contractions of muscles
Single and tonic contractions of a muscle can be used to observe the phenomenon of contractile response of a muscle to a stimulus.