亚洲中文久久精品无码WW16,亚洲国产精品久久久久爰色欲,人人妻人人澡人人爽欧美一区九九,亚洲码欧美码一区二区三区

 貨號      中文名                      英文名                                     包裝
47849   苯甲酸                     Benzoic acid                                   1g
47850   苯甲酸鈉                   Sodium benzoate                                1g
47845   山梨酸                     Sorbic acid                                    1g
47848   山梨酸鉀                   Potassium sorbate                              1g
94425   丙酸                       Propionic acid                                 1ml
49894   丙酸鈉                     Sodium propionate                              100mg
47889   對羥基苯甲酸甲酯           Mthyl Paraben                                  1g
PHR1011 對羥基苯甲酸乙酯           Ethylparaben                                   1g
PHR1010 對羥基苯甲酸丙酯           Propylparaben                                  1g
PHR1022 對羥基苯甲酸丁酯           Butylparaben                                   1g
32557   對羥基苯甲酸甲酯-13C6溶液  Mthyl4-hydroxybenzoate-ring-13C solution   1ml（50μg/ml溶于丙酮）
32559   對羥基苯甲酸乙酯-13C6溶液  Ethyl4-hydroxybenzoate-ring-13C solution   1ml（50μg/ml溶于丙酮）
32562   對羥基苯甲酸丙酯-13C6溶液  Propyl4-hydroxybenzoate-ring-13C solution  1ml（50μg/ml溶于丙酮）
32564   對羥基苯甲酸丁酯-13C6溶液  Butyl4-hydroxybenzoate-ring-13C solution  1ml（50μg/ml溶于丙酮）
78271   防腐劑類校準混標                                                       6*ml（溶于甲醇：水）
              對羥基苯甲酸甲酯           Mthyl4-hydroxybenzoate                      10μg/ml
              對羥基苯甲酸乙酯           Ethyl4-hydroxybenzoate                      10μg/ml
              對羥基苯甲酸丙酯           Propyl4-hydroxybenzoate                     10μg/ml
              對羥基苯甲酸丁酯           Butyl4-hydroxybenzoate                      10μg/ml
              對羥基苯甲酸庚酯           Heptyl paraben                              16μg/ml
             苯酚                                    Phenol                                      130μg/ml
             尿嘧啶                                Uracil                                      5μg/ml