Stain77 est un nouveau contrastant tres efficace en coloration négative . il est à base de sel de lithium et de sels de tungsten à doses non toxique et un pH voisin du neutre . Le contraste se fait en bord de paillasse une minute suffit (sans plus de protection). Un...
Polymerization problemsIncomplete polymerization of blocks (soft blocks) could occur owing to inaccurate weighing of Epoxy Kit components, inadequate mixing, improper temperature setting of oven, insufficient baking and out-of-date accelerator. If the blocks do not...
publication source from Po-Lin Chiu,Biological specimens have to be prepared for imaging in the electron microscope in a way that preserves their native structure. Two-dimensional (2D) protein crystals to be analyzed by electron crystallography are best preserved by...
Agnès Lelion, psychologue dans le Cotentin et passionnée de loisirs créatifs, vous montre comment confectionner des masques en tissu aider à se protéger du coronavirus.video
formulation hydro-alcoholic gel 10 L1 L Alcool (éthanol à 96 %)* / Alcohol 96%8,333 L0,83 L Eau oxygénée (peroxyde d’hydrogène à 3 %) /Hydrogen peroxide0,417 L0,04 L Glycérine (glycérol à 98 %) / Glycerin0,145 L0,01 L Eau (distillée, ou bouillie et...
an excellent tutorial on a synthesis of the ultramicrotomy technique made by Stacie Kirsch the Boss of EMS, I highly recommend it as a basis for writing an introductory course. you can consult or download it by clicking on the imageit is well done and very...
LE RESPECT DE VOTRE VIE PRIVÉE EST NOTRE PRIORITÉ
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