丙烯酰胺

性状描述: 无色片状结晶。对光敏感,放阴暗处较稳定,在熔点时或紫外光照射下易聚合。30℃时溶解度(G/100ml溶剂)：水中215.5、甲醇155、乙醇86.2、丙酮 63.1、乙酸乙酯12.6、氯仿2.66、苯0.346、庚烷0.0068。相对密度 (d304)1.122。熔点84.5℃。沸点 87℃(0.27kPA)。中等毒,半数致死量(小鼠,腹腔)170mG/kG。水溶液商品常加对苯二酚、叔丁基邻苯二酚、N-苯基-2-萘胺或其他抗氧剂作稳定剂。

质量标准: 项目Item                                   分析纯             化学纯
                                            (AR)               (CP)
含量(C₃H₅NO)Assay,%                      ≥ 99.0               99.0
熔点范围Melting renge,℃                 83.0-85.0             83.0-85.0
溶解度试验Clarity                           合格               合格
硫酸盐(SO₄)Sulfate,%                       ≤  0.01           0.05
灼烧残渣(以硫酸盐计)Ignition residue,%   ≤  0.02              0.05
铁(Fe)Iron,% 　　　　　　                ≤  0.0005            0.001  



项目                                     超纯级             蛋白组学级
                                     （Extra pure)     （Proteomics Grade)
电导率Conductivity (40%, Water)(umhos)   ≤5                   ≤5
DNA酶DNase(P/F)                          NONE                  NONE
电泳实验Electrophoresis(P/F)                                   合格
游离丙烯酸Free Acrylic Acid(%)           ≤0.001               ≤0.001
鉴定试验Identification(P/F)              合格                  合格
不溶物Insolubles(%)                      ≤0.005               ≤0.005
铁Iron(%)                                ≤0.0001              ≤0.0001
铅Lead(%)                                ≤0.0001              ≤0.0001
镁Magnesium(%)                           ≤0.0001              ≤0.0001
熔点Melting Point(Degrees C)             84-86                 84-86
水分Moisture (KF)(%)                     ≤0.2                 ≤0.2
pH (10%, 0.1M NaCl) @25C                 5.5-6.5               5.5-6.5
蛋白酶Protease(P/F)                      NONE                  NONE
纯度Purity(%)                            >99.9                 >99.9
RNA酶RNase(P/F)                          NONE                  NONE


品级Grade                               电泳专用级  
                                    (for electrophoresis, ≥99%)
外观Appearance                          白色粉末
红外光谱鉴别Infrared spectrometry       Conforms
纯度Purity                              ≥99.0% (HPLC)  
水溶解试验solubility in water           2.5 g + 10 mL H2O
电泳试验Suitability                     Pass
（for use in electrophoresis）
铁Iron (Fe)                             ≤1 ppm
镁Magnesium                             ≤3 ppm
不溶物Insoluble matter                  ≤0.005 %
电导率 Conductivity                     ≤10 umhos/cm
（35% solution）
重金属Heavy Metals (as Lead)            ≤5 ppm
酸Titratable acid                       ≤0.005 %
  （as acrylic acid）

储存条件: 密封阴凉避光保存。远离火种、热源，防止阳光直射。与氧化剂、酸碱类等分储。误服，就医。灭火： 雾状水、抗溶性泡沫、二氧化碳、干粉、砂土。

用途: 制备聚丙烯酰胺凝胶,供电泳测定蛋白质分子量等。絮凝剂。土壤稳定剂。增强纸张强度。改进纤维质量。粘结剂。