Potential Toxic Element (PTE) Soil Concentrations at an Urban Unregulated Ghanaian E-waste Recycling Centre: Environmental Contamination, Human Exposure and Policy ImplicationsPotential toxic elementE-wasteSoil contaminationEnvironmental sustainabilityElectronic (E)-waste recycling is of ever-increasing concern ...
2-AMINO-7,7-DIETHYL-6-HYDROXY METHYL-7,8-DIHYDRO-4- PTERIDINONES,THEIR PREP ARATION AND PHARMACEUTICAL COMPOSI TIONS CONT AINING THENovel pteridines of formula (I), wherein R is a lower alkyl group, optionally substituted with a hydroxy group and R1 and R2 are the same or different ...