大小单双彩票

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                4,4’-二羧基-2,2’-联喹啉二钠

                更新:2013-9-8 23:49:02

                  中文名:4,4’-二羧基-2,2’-联喹啉二钠
                  英文名:BCA
                  别名:Bicinchoninic acid disodium salt; 4,4'-Dicarboxy-2,2'-biquinoline disodium salt; 2,2'-Biquinoline-4,4'-dicarboxylic acid disodium salt dehydrate; Disodium 2,2'-biquinoline -4,4'-dicarboxylate dihydrate
                  CAS No.:979-88-4级别:Biotech Grade
                  分子式:C20H10N2Na2O4•xH2O分子量:388.28
                订购信息
                  货号规格价格品牌
                  D8284-1g1g280GBCBIO
                  D8284-5g5g950GBCBIO
                  D8284-10g10g1650GBCBIO
                  D8284-1g1g540Sigma
                产品介绍
                  Appearance.....................White to light Yellow Powder
                  C (elemental analysis)(%)……....................60.6 ~ 63.1
                  N (elemental analysis)(%)………...................7.0 ~ 7.4
                  Purity (HPLC)(%)……………………...............≥98.0
                  Water (KF) (4moles/Mol
                  BCA(bicinchoninic acid)钠盐是一种稳定的水溶性复合物,可与Cu+高度特异性结合,产生紫色复合∑物。该复合物在562 nm处有最大吸光值,并与蛋白浓度成正比。以BSA为标准品求得标准曲线,进而计算未知蛋白样品的浓度,故BCA常用于蛋白定量检测,是蛋白定量试剂的重要原料。
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