欧美日韩一道精品一区二区绯色,色丁狠狠桃花久久综合网,9色在线视频国产绿色,亚洲国内伊人99综合精品

<blockquote id="t1kc8"><legend id="t1kc8"></legend></blockquote>

    <blockquote id="t1kc8"><legend id="t1kc8"></legend></blockquote>
    TEL: +86-13306147133
    Contact Us

    2-Carboxybenzaldehyde

    Product category Aromatic Aldehyde Series
    CAS No. 119-67-5
    Assay ≥98%
    Uses It can be used as an organic synthesis reagent and is also an important intermediate for the synthesis of antipyretic and analgesic drugs.
    Package 25kg/cardboard drum
    Structural formula 2-Carboxybenzaldehyde