国产黄色三级av_亚洲欧美日韩综合色妞网_天堂√在线中文最新版网_欧美电影成人在线_成人三级电影在线观看_夜月直播大全免费下载_欧美中文字幕三级dvd_超碰最新上传国产情侣_久久精品国产亚洲av麻豆h_丰满少妇被猛男进入高清播

磷酸鹽緩沖液描述：

      Dulbecco’s Phosphate-Buffered Saline (DBPS) is a non-toxic, isotonic buffer that may be used to rinse cells without causing damage. The solution does not contain Ca2+, Mg2+ or phenol red and is sterilized through a 0.2μm filter.

Formulation

Potassium Chloride                                         0.2 g/L

Potassium Phosphate (Monobasic)                 0.2 g/L

Sodium Chloride                                             8.0 g/L

Sodium Phosphate                                          1.15 g/L

Specifications

Appearance                                                     Colorless

pH                                                                   7.4 ±0.2

Osmolarity                                                      290 ± 20

Endotoxin                                                       <0.5 EU/ml

Sterility                                                           Pass

產(chǎn)品使用說(shuō)明：僅供科研研究使用