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葡萄糖

 
 
單價(jià) 5.00 / kg對(duì)比
銷量 暫無
發(fā)貨 河南鄭州市付款后24小時(shí)內(nèi)
庫存 20000kg起訂25kg
品牌 國(guó)產(chǎn)
規(guī)格 含量 99% 規(guī)格 25kg
過期 長(zhǎng)期有效
更新 2012-07-11 13:52
 

河南潤(rùn)誠(chéng)化工產(chǎn)品有限公司

企業(yè)會(huì)員第14年
資料未認(rèn)證
保證金未繳納
  • 河南-鄭州市
  • 上次登錄 2012-07-11
  • 崔永圓 (先生)   經(jīng)理
詳細(xì)說明

性狀

  白色結(jié)晶或顆粒狀粉末。味甜,甜度蔗糖的0.74倍。1g溶于約1ml水,約60ml乙醇熔點(diǎn)83℃。比旋光度[α]D+102.0°→47.9°(水中)。
物理性質(zhì)  1.旋光性   D-葡萄糖在20攝氏度光時(shí)的比旋光度數(shù)值為+52.2.   2.溶解度   在20攝氏度時(shí)單一的葡萄糖溶液最高濃度為50%。   3.甜度   a-D-葡萄糖的比甜度為0.7.   4.黏度   葡萄糖的黏度隨著溫度的升高而增大。
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