单项选择题
A.450mg/L B.600mg/L C.800mg/L D.1500mg/L E.2500mg/L
pH在何范围内,戊二醛杀芽胞效果最好()A.pH=3.5~4.5B.pH=5.5~6.5C.pH=6.5~7....
单项选择题pH在何范围内,戊二醛杀芽胞效果最好()
A.pH=3.5~4.5 B.pH=5.5~6.5 C.pH=6.5~7.0 D.pH=7.5~8.5 E.pH=9.0~10.0
pH在何范围内,戊二醛最稳定()A.pH=3.5~4.5B.pH=5.5~6.5C.pH=6.5~7.0D.p...
单项选择题pH在何范围内,戊二醛最稳定()
pH在何范围内,戊二醛会迅速聚合,杀菌作用消失()A.pH=3.5~4.5B.pH=5.5~6.5C.pH=6...
单项选择题pH在何范围内,戊二醛会迅速聚合,杀菌作用消失()