99%:

外观Appearance                     　        白色结晶粉末

纯度Purity                         　                   >99.0%(银量分析)

熔点Melting point 　　　　　　　　　     145°C － 153°C

氯含量(CHLORIDE)  　　　　　　　　　 19.3 － 19.8 %

干燥损失Loss on drying 　　　　　　　   <1 %

硫酸盐灰分Sulfated ash 　　　　　　　  <0.2 %

品级Grade                                            细胞培养级  

                                        (for cell culture,≥99%)

外观Appearance                                 white to off-white powder

红外光谱Infrared spectrometry           Conforms to Structure

纯度Purity(HPLC)                                ≥99.0%

纯度Purity(HPLC)                                99.0-101%

appearance white to off-white powder

溶解性solubility                                 clear colorless solution at 400 mg plus 4 ml water

细胞培养测试cell culture test             passes