A na-ejikarị propra 9 mm na ngwa ụlọ nyocha, gụnyere chromatograph, nchekwa nchekwa, na nyocha nlele. Casara ndị a na-enye ihe mgbochi ntụkwasị obi ma dị irè n'etiti ihe nlele na gburugburu ebe. PP Plara, ma ọ bụ program nke polypropylene, bụ ụdị ihe eji eme ihe eji eme ihe na ngwa ụlọ nyocha, karịsịa na Chromatography na nyocha nyocha. A na-eji polypropylene ndị a, na-eguzogide ọgwụ ma na-akwụsi ike na polymer.