熔点  120-122 °C(lit.) 
密度  1.103 g/mL at 20 °C 
折射率  n20/D 1.482 
储存条件  Store at RT. 
溶解度  H2O: 6 M at 20 °C, clear, colorless 
BRN  3563461 

BC
项目                                               分子生物学级     
                                                       (Molecular Biology grade)
纯度Purity                                      ≥99.0% (滴定) 
pH (1 M):                                         4.7 - 7.0  
水分Water:                                    ≤0.3 %  
胺Ammonium:                               ≤0.1 %  
铁Iron:                                             ≤0.0001 % 
铅Lead(%)                                     ≤0.0001
铜Copper(%)                                  ≤0.0001  
吸光度A (1 cm/6 M HPLC 水):   
280 nm:                                 ≤ 0.6  
300 nm:                                 ≤ 0.1 
410nm :                                 ≤ 0.1  
红外光谱鉴别Identification (IR)         合格  
RNA酶 RNase                             无
DNA酶 DNase                             无
蛋白酶Protease                          无
项目                                                        生化试剂级
                                                              （BC）
纯度Purity                                               ≥98.0% (NT) 
熔点Melting point                                   118°C - 122°C 
水溶解试验Solubility in Water           溶液透明
重金属Heavy metals (as Pb)              <5 ppm 
硫酸盐灰分Sulfated ash                      <0.05 % 
硫酸根SO4                                           < 50 PPM 
铁Fe                                                      < 1 PPM 
紫外吸收值UV at 280 nm A:               <0.6 
外观Appearance                                 白色结晶或结晶粉末
红外光谱鉴别Infrared spectrometry       符合

WGK Germany  2 
RTECS  XL1225000 
F  3-10 
HazardClass  8 
PackingGroup  III 
危险品标志  Xn,T 
危险类别码  20/21/22-32-52/53-36/37/38 
安全说明  36/37-61-13-36-26 
海关编码  29252000 

主要用于生物医药，化学试剂等
密封保存