What are the class-1 residual solvents listed in ICH guidelines?

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What are the class-1 residual solvents listed in ICH guidelines?..

According to Q3c in ICH guidelines and USP Chapter <467> the following 4 solvents are listed .
1)Benzene
2)1,2-Dichloro ethane
3)1,1-Dichloroethene
4)1,1,1-Trichloroethane
Thanks,
B.Gangatharan
Caplin point Ltd,unit-1

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What are the class-1 residual solvents listed in ICH guidelines?..

Answer / m.lakshmireddy

1.benzeen 2.Ccl4 3.1,1 dichloro ethane

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