(1)优级纯(GR:Guaranteed reagent),又称一级品或保证试剂,99.8%,这种试剂纯度,杂质含量,适合于重要精密的分析工作和科学研究工作,使用绿色瓶签。
硝基乙酸甲酯英文名(EN):Methyl Nitroacetate,98%CAS No.:2483-57-0规格(SP):1G类别(Key):通用试剂
3-氨基巴豆酸甲酯英文名(EN):3-Aminocrotonic Acid Methyl Ester,97%CAS No.:14205-39-1规格(SP):100G类别(Key):通用试剂
4-氰基苯甲酸甲酯英文名(EN):Methyl 4-cyanobenzoate,99%CAS No.:1129-35-7规格(SP):5G类别(Key):通用试剂
环丙甲酸甲酯英文名(EN):Methyl Cyclopropanecarboxylate,≥99%CAS No.:2868-37-3规格(SP):25ML类别(Key):通用试剂
3-吡咯甲酸甲酯英文名(EN):Methyl Pyrrole-3-carboxylate,97%CAS No.:2703-17-5规格(SP):250MG类别(Key):通用试剂
D-(-)-酒石酸二异丙酯英文名(EN):D-(-)-Tartaric Acid Diisopropyl Ester,...CAS No.:62961-64-2规格(SP):25G类别(Key):通用试剂
2-吡嗪甲酸甲酯英文名(EN):2-Pyrazinecarboxylic Acid Methyl Ester...CAS No.:6164-79-0规格(SP):5G类别(Key):通用试剂
亚异丙基丙二酸二乙酯英文名(EN):Diethyl Isopropylidenemalonate,97%CAS No.:6802-75-1规格(SP):5G类别(Key):通用试剂
4-氯乙酰乙酸乙酯英文名(EN):4-Chloroacetoacetic Acid Ethyl Ester,98%CAS No.:638-07-3规格(SP):50G类别(Key):通用试剂
乙醇酸乙酯英文名(EN):Ethyl Glycolate,98%CAS No.:623-50-7规格(SP):5G类别(Key):通用试剂
5-溴戊酸乙酯英文名(EN):5-Bromovaleric Acid Ethyl Ester,98%CAS No.:14660-52-7规格(SP):25G类别(Key):通用试剂
氯化氢英文名(EN):Hydrogen chlorideCAS No.:7647-01-0规格(SP):500ML类别(Key):表面活性剂
苯并噻吩-2-甲酸甲酯英文名(EN):Methyl Benzo[b]thiophene-2-carboxylate...CAS No.:22913-24-2规格(SP):1G类别(Key):通用试剂
磷酸英文名(EN):Phosphate standard concentrate,≥85.0%CAS No.:7664-38-2规格(SP):100ML类别(Key):表面活性剂
冰乙酸英文名(EN):Acetate,≥99.7%CAS No.:64-19-7规格(SP):500ML类别(Key):表面活性剂
三英文名(EN):Trifluoroacetic acid,≥99.5%CAS No.:1976/5/1规格(SP):100ML类别(Key):表面活性剂