Asbestos in talc.
Talc deposits include asbestos minerals such as chrysotile and amphiboles that may be carried over into consumer products. Optical microscopy and x-ray diffraction analyses may not reveal their presence. Examples are given of electron microscopy procedures that permit detection and measurement.
D001194:Asbestos / Q000032:analysis*; D008854:Microscopy, Electron; D008859:Microscopy, Polarization; D013627:Talc / Q000032:analysis*; D014961:X-Ray Diffraction
D001194:Asbestos; D013627:Talc