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The concentration and purity of an optically active substance can be measured by a polarimeter
a pipette holder
Suministrado con cable de alimentación
Optionally available are a long working distance plan fluarex (IOS) objective 4x/0
Haematoxylon Estereo Microscopio para Inspeccion The concentration and purity ofHematoxylin (CI 75290) is a compound obtained from the legume plant Haematoxylum campechianum L. , also known as logwood. It is a natural product that, when oxidized, forms a dark purple substance called hematein. It is used in histology to stain the anionic (acidic) components of tissues, giving them a violet colour. It intensely stains cell nuclei, since these contain nucleic acids rich in acid radicals. As obtained from the plant and even after
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