1. <blockquote id="5oyct"><del id="5oyct"></del></blockquote>

          1. Weinan Huifeng New Material Technology Co., Ltd.

            1-Hydroxybenzotriazole

            1-Hydroxybenzotriazole

            Chemical name: 1-Hydroxybenzotrizole
            CAS NO.: 2592-95-2
            Molecular formula: C6H5N3O
            Molecular weight: 135.13
            Structural formula:
            Properties: almost white crystal, purity 99%

            Packaging: 25㎏ fiber can lined with double layer plastic bag

            To use: polypeptide condensating agent


            【Return】

            
            

              1. <blockquote id="5oyct"><del id="5oyct"></del></blockquote>

                  1. 蜜臀 色欲国产AV图片