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    • 1. 发明授权
    • Plant growth regulator
    • 植物生长调节剂
    • US4449997A
    • 1984-05-22
    • US308970
    • 1981-10-06
    • Junichi IwamuraKoichiro Komai
    • Junichi IwamuraKoichiro Komai
    • A01N43/14A01N43/00A01N45/00A01N43/16
    • A01N45/00
    • A plant growth regulating composition which comprises as an active ingredient at least one diterpene glucoside of the formula: ##STR1## wherein R.sup.1 is a hydrogen atom or any other cation and R.sup.2 is .beta.-glucopyranosyl-(1-2)-.beta.-glucopyranosyl or 2,3-di-O-(.beta.-glucopyranosyl-.beta.-glucopyranosyl, or R.sup.1 is .beta.-glucopyranosyl and R.sup.2 is .alpha.-rhamnopyranosyl-(1-2)-.beta.-glucopyranosyl, .beta.-glucopyranosyl-(1-2)-.beta.-glucopyranosyl, 2,3-di-O-(.beta.-glucopyranosyl)-.beta.-glucopyranosyl or (3-O-.beta.-glucopyranosyl)-(2-O-.alpha.-rhamnosyl-.beta.-glcopyranosyl).
    • 一种植物生长调节组合物,其包含作为活性成分的至少一种下式的二萜糖苷:其中R1是氢原子或任何其它阳离子,R2是β-吡喃葡萄糖基 - (1-2)-β - 吡喃葡萄糖基或2,3-二-O-(β-吡喃葡萄糖基-β-吡喃葡萄糖基,或R1是β-吡喃葡萄糖基,R2是α-鼠李糖吡喃糖基 - (1-2)-β-吡喃葡萄糖基,β-吡喃葡萄糖基 - (1- 2)-β-吡喃葡萄糖基,2,3-二-O-(β-吡喃葡萄糖基)-β-吡喃葡萄糖基或(3-O-β-吡喃葡萄糖基) - (2-O-α-鼠李糖基-β-吡喃葡萄糖基)。
    • 5. 发明授权
    • Method for isolation of barely volatile organic compounds
    • 分离几乎不挥发性有机化合物的方法
    • US06613197B1
    • 2003-09-02
    • US09661086
    • 2000-09-13
    • Junichi Iwamura
    • Junichi Iwamura
    • B01D336
    • B01D3/38B01D3/36
    • A method and apparatus for isolation of a barely volatile organic compound in a sample suspected to contain the same, e.g. a dioxin, which includes continuously adding superheated steam and a volatile and hardly water-soluble/water-insoluble solvent to a liquid or solid sample suspected to contain said organic compound to be isolated, a solid sample being dissolved in said solvent which can dissolve said organic compound to be isolated, distilling off an azeotropic mixture of said organic compound and said solvent by steam distillation, separating a solvent phase of said solvent dissolving said organic compound and said water phase, and recovering quantitatively said organic compound from said solvent. The dioxins are then further subjected to analysis, for example, GC, HRGC-MS and the like.
    • 用于分离怀疑含有其的样品中的几乎不挥发的有机化合物的方法和装置,例如, 二恶英,其包括向怀疑含有待分离的有机化合物的液体或固体样品中连续添加过热蒸汽和挥发性难溶性/水不溶性溶剂,固体样品溶解在所述溶剂中,所述固体样品可溶解所述 待分离的有机化合物,通过水蒸气蒸馏除去所述有机化合物和所述溶剂的共沸混合物,分离溶解所述有机化合物和所述水相的所述溶剂的溶剂相,并从所述溶剂中定量回收所述有机化合物。 然后进一步对二恶英进行分析,例如GC,HRGC-MS等。