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首頁 > 供應產品 > 5`-鳥苷酸
5`-鳥苷酸
單價 面議對比
詢價 暫無
發貨 湖北武漢市付款后3天內
過期 長期有效
更新 2011-12-23 11:59
 
詳細信息

5`-鳥苷酸(5`-GMPNa2
產品名稱:5’-鳥苷酸二鈉;鳥苷酸鈉
Disodium guanylate; GMP
執行標準:QB/T3799-1999
項目
指標
等級
優級
一級
外觀和感官要求
清澈透明
含量(以干燥品計)%≥
97.0
93.0
干燥失重%≤
25.0
紫外吸光度比  值
A250nm/A260nm
A280nm/A260nm
0.94-1.04
0.95-1.03
0.63-0.71
0.63-0.71
重金屬(以Pb計)%≤
0.002
砷(As)%≤
0.0002
其它核苷酸
合格
——————
 
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