Article Subject

Residual solvents are potentially undesirable substances in herbal formulations when present above the permissible limits given by ICH
guidelines in 1997 and they must be regulated properly in order to avoid their deleterious health effects. The present paper provides a
recent update on the regulations for residual solvents, different Pharmacopoeial guidelines and analytical techniques available for the
screening of residual solvents.

Analytical techniques
herbal formulations
residual solvents.
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