@article{article_162330, title={Composition and Physico-Chemical Properties of Lyophilizet Royal Jelly}, journal={Uludag Bee Journal}, volume={11}, pages={114–117}, year={2011}, author={Balkanska, Ralitsa and Kashamov, Borislav}, keywords={lyophilized royal jelly,freeze-drying,composition,physico-chemical properties}, abstract={<div>The aim of the research was to study some of the components and physico-chemical properties of  <span style="font-size:.9em;">lyophilized royal jelly (LRJ). Six royal jelly samples produced in Bulgaria were lyophilized. The samples  </span> <span style="font-size:.9em;">were preserved at -18 0C before analysis. Water content, proteins, lipids, sugars, ash, pH, total  </span> <span style="font-size:.9em;">acidity and electrical conductivity were analyzed. It was found that LRJ contains: water (3,49–4,76%), </span> </div> <div>lipids (3,09–8,56 %), fructose, glucose and sucrose (24,27–32,67 %), ash (2,50–3,03 %), pH (3,8–4,0),  <span style="font-size:.9em;">total acidity (10,67–12,88 ml 0,1 N NaOH/g). The values of LRJ electrical conductivity of 1 % water  </span> <span style="font-size:.9em;">solution was in the range 421–481 μS/cm. </span> </div> <div> <br /> </div>}, number={4}, publisher={Bursa Uludağ University}