![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
[多选题]
物体表面和地面使用有效氯为()mg/L的含氯制剂擦拭,()次/日,物体表面擦拭应有(),根据实际情况可增加擦拭及喷洒消毒次数
A.500
B.1000
C.2
D.4
E.记录
![](https://static.youtibao.com/asksite/comm/h5/images/m_q_a.png)
10002记录
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.500
B.1000
C.2
D.4
E.记录
10002记录
A.500,30,1
B.1000,30,1
C.1000,30,2
D.1000,20,1
A.150mg/L~350 mg/L
B.250 mg/L ~500 mg/L
C.300 mg/L ~550 mg/L
D.400 mg/L ~600 mg/L
A.有效氯500 mg/L
B.有效氯50 mg/L
C.有效氯5 mg/L