KCC Beauty SeraShine EM 421C quaternary ammonium silicone microemulsion is a non-ionic micro emulsion of a medium viscosity alkyl quaternary ammonium polydimethylsiloxane. It is highly substantive to damaged hair, making it excellent for conditioning and protecting coloured or dry/damaged hair. It may also improve hair strength. Clear shampoos are possible with this product.
Recommended usage level 0.5-4%
Previously known as BC 2211. SeraShine EM 421C is our MIT/CIT free version of SeraShine EM 401C.