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D(+)Glucosamine HCl
p-Toluenesulfonic acid, sodium salt 100GR
4-碘-4',4''-二甲氧基三苯胺,98.0%(LC)
Dowex? 50WX2, 50-100 mesh, ion-exchange resin 500GR
2-甲基-3-丙基吡嗪,95.0%(GC)
Nα-(2,4-二硝基苯基)-L-精氨酸,98.0%(LC&T)
2-Fluoro-4-nitrophenol, 99% 5GR
3,3'-Thiodipropionic acid, 99% 2.5KG
折射率标准品2 n=1.4969 (甲苯/水),可溯源至NIST和PTBn
(3-三甲基硅基-2-丙炔基)三苯基溴化膦, ≥98.0%
酸性红87,90.0%(E)