本品由精选原料特制后干燥而成，在水中溶解，用于配制微生物培养基。有效期：三年；Period of validity:three years. Beef extract is made from specially selecially selected raw materials and dried to a fine powder,it solube in water,used in preparing microbiological culture culture media.

   

氮Nitrogen                                          ≥8 % (Total Nitrogen)
干燥失重Loss on Drying                  ≤7 %
氯化钠Sodium Chloride                   ≤9 %
灰分Total Ash                                      ≤15 %
pH                                                         6.5 - 7.5 (2% solution)

   

   

生物发酵、生物制药及培养基基础原料。

    密封干燥保存。