And then confirms the primary technology parameter in precipition treatment.
确定了混凝沉淀处理的主要技术参数。
2
The crude lipopeptide was isolated by acid precipition method from C-1 fermentation supernatant. The antibacterial activity of this lipopeptide was verified.
通过酸沉淀法从发酵液上清中分离粗脂肽，并确定脂肽是发酵液上清中具有抑菌活性的物质。
3
The result of analysis shows that 1. comparing with scheme A in control experiment, the amount and scope of regional precipition increase in past 24 hour in sensitivity experiment schemes;