ZDJ-3S怎样进行重复滴定

(3S)-3-[(2S)-2-[(2S)-2-{5-[(3aS,6aR)-2-oxo-hexahydro-1H-thieno[3,4-d]imidazolidin-4-yl]pentanamido}-3-methylbutanamido]-3-(4-hydroxyphenyl)propanamido]-3-({1-[bis(4-chlorophenoxy)phosphoryl]butyl}carbamoyl)propanoic acid，Moligand™，阿拉丁

￥3999.90

碳酸钠分析滴定液，497-19-8，分析滴定液, 0.5M，阿拉丁

￥257.90

methyl (1R,3R,4R,5S)-3-[(2R,3R,4R,5R,6R)-3-(allyloxycarbonylamino)-4,5-dihydroxy-6-(hydroxymethyl)tetrahydropyran-2-yl]oxy-5-ethyl-4-[(2S,3S,4R,5R,6S)-3,4,5-tribenzyloxy-6-methyl-tetrahydropyran-2-yl]oxy-cyclohexanecarboxylate，2609644-29-1，≥97%，阿拉丁

￥768.90

2-[(3S,6S,9S,12R,15S,18S)-9-(4-aminobutyl)-3,18-dibenzyl-6-(1-hydroxyethyl)-12,15-bis(1H-indol-3-ylmethyl)-2,5,8,11,14,17,20,25-octaoxo-1,4,7,10,13,16,19,24-octazacyclooctacos-1-yl]acetamide，阿拉丁

￥2999.90

(3S)-3-[[(2S,11S)-11-[[(2S,3S)-2-[acetyl(methyl)amino]-3-methylpentanoyl]amino]-12-oxo-1-azatricyclo[6.4.1.04,13]trideca-4,6,8(13)-triene-2-carbonyl]amino]-4-oxo-4-(5-phenyl-1,3,4-oxadiazol-2-yl)butanoic acid，Moligand™，阿拉丁

￥3999.90