N-亚硝基吡咯烷 (NPYR)标准溶液, N-Nitrosopyrrolidine Standard solution

1,4-二苯基二叔丁基二碳酸酯, 1,4-Phenylene di-tert-butyl bis(carbonate)

5-溴烟酸叔丁酯, tert-Butyl 5-bromonicotinate

4-溴二苯并噻吩, 4-Bromodibenzo[b,d]thiophene

L-丙氨酸-L-谷氨酰胺, L-Alanyl-L-glutamine

美金刚胺盐酸盐标准溶液, Memantine hydrochloride Standard solution

双酚A标准溶液, Bisphenol A Standard solution

3,4,5-混杀威, 3,4,5-Trimethacarb,1000ppm

《2341农药残留测定法》30种农药混标(LC-MS/MS)，不同浓度, Pesticide Mix 30

邻苯二甲酸二异丁酯-D4, Diisobutyl Phthalate-d4,1000ppm