ProntoSIL C18 H is the standard C18 support of the Alliance for Chromatography. It is applicable in a wide range of RP-chromatography. The packing is fully endcapped and possesses all of the excellent properties a new generation stationary phase can offer. Keeping in line with all ProntoSIL products, this support is based on an ultra pure silica. The C18 H-bonding type is available in several particle and pore sizes. The wide pore supports show excellent properties for the separation of biomolecules such as prtoeins and peptides.