戊烷磺酸钠,25GR, T_702P103846

氯化钠,500GR, Sodium Chloride

钙标液, Calcium solution 1000 ppm

4-氯苯乙酮, 4'-Chloroacetophenone

S-(-)-1-苯乙胺, (S)-(-)-1-Phenylethylamine

N-甲基-N-呋喃基胺, N-Methylfurfurylamine

2-氨基-3-硝基苯酚, 2-Amino-3-nitrophenol

无水四硼酸钠,1KG, di-Sodium tetraborate anhydrous

SODIUM BICARBONATE 500G

4-联苯甲醛, 4-Biphenylcarboxaldehyde