Conclusion

Other research suggests that E171 could cause harm; however, those research processes did not consider how people are typically exposed to E171. Research that adds E171 to drinking water, utilizes direct injections, or gives research animals E171 through a feeding apparatus is not replicating typical human exposure. 

3. Safety measures The MSDS should provide recommendations for safe handling, storage, and disposal of lithopone. This may include guidelines for personal protective equipment, proper ventilation, and spill response procedures.