Purified IgY was added to six EP tubes, the number 1-4 still had partial activity, but number 5 and 6 showed some white precipitate, which was caused by protein denaturation at higher temperature.
Wastewater of after treatment can circulation employ, precipitate may be Used asf ert i 1 izer , not bring about environmental pollution.
除氟后的废水可循环使用，处理后产生的沉淀可以作肥料，不产生二次污染。
3
The apparatus (1) enables copper which has dissolved in a lead-free solder comprising tin as the main ingredient to precipitate as an intermetallic compound to separate the copper.