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    Home > Chemicals Industry > Chemical Technology > Identification of Saffron

    Identification of Saffron

    • Last Update: 2022-06-22
    • Source: Internet
    • Author: User
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    Saffron CROCISTIGMA

    [Source] This product is the dried stigma of Crocus sativus L.
    , a plant of Iridaceae

    .

    [Properties] This product is linear, three-branched, about 3cm long
    .
    Dark red, the upper part is wider and slightly flat, the top edge is irregularly toothed, there is a short crack inside, and a small yellow >
    .
    Light in body, soft in texture, non-greasy luster, brittle and easy to break after drying (Figure 18-8A~C)

    .
    Gas-specific, slightly irritating, slightly bitter taste

    .

    [Identification] This product is orange-red powder
    .
    The surface of the epidermal cells is elongated, with thin and slightly curved walls, and some of the outer walls are protruding and milky


    Figure 18-8 Saffron
    A.
    Safflower B.
    Three branches C.
    Apical dentate D.
    Epidermal cell papillary protrusion E.
    Calcium oxalate crystal F.
    Catheter

    Head-like or fluffy, with faintly visible slender textures on the surface
    .
    The epidermal cells at the top of the stigma are villiform, 26-56um in diameter, with sparse texture on the surface

    .
    Calcium oxalate crystals accumulate in parenchyma cells, which are granular, round cluster, fusiform or square-like, with a diameter of 2-14um (Figure 18-8D~F)
    .

    【Character identification characteristics】

    (1) It is linear, three-branched, dark red, and the upper part is wider and slightly flattened
    .

    (2) The top edge is tooth-like with a short crack inside
    .

    (3) A small yellow >
    .

    (4) The water immersion liquid is dyed yellow without precipitation
    .

    【Microscopic identification features】

    (1) The surface of the epidermal cells is long, thin and slightly curved
    .

    (2) Some protruding outer walls are papillary or villous
    .

    (3) Calcium oxalate crystals accumulate in parenchyma cells and are granular, round cluster, spindle or square-like
    .

    (4) Threaded conduit
    .

    Related Links: Identification of Cinnabar and Identification of Pearls

     

     

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