The conclusion of this study was that potassium dichromate has obvious teratogenic effect on Vicia faba root tip cells. 结论是重铬酸钾对蚕豆根尖细胞具有明显的致畸效应。
The main problems in determination of gold by the back titration for the excessive FeSO4 with potassium bichromate were discussed and experimented. 对重铬酸钾滴定过量硫酸亚铁返滴定法测定金合金中金的主要问题做了探讨和实验。
