4,5,6,7-四氢-1H-吲唑-5-胺二盐酸盐, 4,5,6,7-Tetrahydro-1H-indazol-5-amine dihydrochloride

化妆品中15种VOCs混标溶液, 15 VOCs Mix Solution

磺胺甲噻二唑标准溶液, Sulfamethizole Standard solution

甲醇中2-硝基苯酚钠溶液, Sodium 2-nitrophenoxide Standard solution

隐色结晶紫, Leucocrystal Violet,1000ppm

五种阴离子混标, Combined Five Anion Standard

邻苯二甲酸二戊酯-D4, Amyl Phthalate-d4,1000ppm

格列吡嗪, Glipizide,1000ppm

溴布特罗, Bromobuterol; Brombuterol,1000ppm

4-羟基-1,5-二甲基-2-苯基-1,2-二氢-3H-吡唑-3-酮, 4-Hydroxyantipyrine