ChemicalBook >?? ???? >???????-1,5-?????

???????-1,5-?????

???????-1,5-????? ??? ???

???:: 3-[(4-amino-2-methylpyrimidin-5-yl)methyl]-5-(2-hydroxyethyl)-4-methylthiazolium hydrogen naphthalene-1,5-disulphonate

???(??):: 5-sulfonaphthalene-1-sulfonate;Thiamine·naphthalene-1,5-disulfonate;Vitamin B1·naphthalene-1,5-disulfonate;2-[3-[(4-amino-2-methyl-pyrimidin-5-yl)methyl]-4-methyl-thiazol-3-ium-5-yl]ethanol;2-[3-[(4-amino-2-methylpyrimidin-5-yl)methyl]-4-methyl-1,3-thiazol-3-ium-5-yl]ethanol;2-[3-[(4-azanyl-2-methyl-pyrimidin-5-yl)methyl]-4-methyl-1,3-thiazol-3-ium-5-yl]ethanol;2-[3-[(4-amino-2-methylpyrimidin-5-yl)methyl]-4-methyl-1,3-thiazol-3-ium-5-yl]ethanol,5-sulfonaphthalene-1-sulfonate;3-[(4-amino-2-methylpyrimidin-5-yl)methyl]-5-(2-hydroxyethyl)-4-methylthiazolium hydrogen naphthalene-1,5-disulphonate

?? ?? 1

???????-1,5-????? ??

??

???????-1,5-????? C??? ??, ??, ??

????

? (1) ??? : ? ?? 0.25g? ? 30mL? ??? ? ??? ?? 10?? ??? ?? ???? 6mL? ??? ???? ?? ?????? ?? ??????? ?? ??? ?, ? ?? 0.01N ?? 0.4mL? ???? ? ????? ??.

??(2) ? : ? ?? 5.0g? ??? ??????? ?? ?????????????? ?? ??? ?, ? ?? 2.0ppm ????? ??.

????

? (1) ? ?? 10mg? 0.001N ?? 100mL? ?? ? ? 5mL? ??? 0.001N ??? ??? 100mL? ? ?? ?? 226±1nm?? ?????? ????.

??(2) 「???B1???」? ???? (1) ? (2)? ?? ????.

???

? ? ??? ??? ?? ? 0.16g? ??? ?? ???? 25mL? ??? ?? ??? ???? ??? ?? ?? ?? ??? 1,000mL? ??. ? ? 2mL? ??? ??「???B₁???」? ???? ?? ????.

?????

? ? ??? ?????? 0.2% ????? ??.

???????-1,5-????? ?? ?? ? ???

???

?? ??

???????-1,5-????? ?? ??

???( 1)?? ??

???	??	???	??	?? ?	??
Shaanxi DIDU pharmaceutical and Chemical Co., Ltd	029-029-81120477 17792793610	1033@dideu.com	China	9996	58

一二三四区视频,亚洲少妇熟女色,日本久热无码视频网,欧美国产日韩大尺度,亚洲a视频,久久少妇一区二区,日韩999无码视频,刺激久久久久久久,啊啊啊啊不要啊在线

???????-1,5-?????