钾标准溶液, Potassium standard solution 1000ppm 100ML

2-氨基-1，3，5-三嗪, 2-Amino-1,3,5-triazine

反-3-氯烯丙酸, trans-3-Chloroacrylic acid

磷酸氢二钠(无水),500G, SOD PHOS GRAN DIB CERT 500G

2-羟基喹啉, 2-Hydroxyquinoline

4-(4-氯苯基)-1，2，3，6-四氢吡啶盐酸盐, 4-(4-Chlorophenyl)-1,2,3,6-tetrahydropyridine hydrochloride

4-碘-3-甲基苯胺, 4-Iodo-3-methylaniline

3-氯苯甲醛, 3-Chlorobenzaldehyde

盐酸吖啶黄 10GR, Acriflavine hydrochloride

磷酸氢二钾, POT PHOSPHATE DIBASIC 1KG