Twenty kg of apple juice concentrate (70%) were tooked from company of Natural Aljabal Juice from AL-suidaa Governorate and prarerd two concentarate (15 and 35%) by using distilled –sterlization water . these samples stoered at (4-20-30-40)ºc for 3 months, chemical and microbial tests were assayed in the every month average triple to every concentrate and all different temperatures and recored the average, The chemical analysis results show: The acidity relaise in all samples that storage at 20 ºc beacause it is agreeable for oraganisms to grow.