This research was conducted at the Department of Food Science,
Faculty of Agriculture and National commission for posterity
energy. Twenty kg of apple juice concentrate (70%) were tooked
from company of Natural Aljabal Juice from AL-suidaa
Govern
orate and prarerd two concentarate (15% and 35%) by using
distilled –sterlization water according to pirson .
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.