乙二胺四乙酸二钠二水合物物性数据

白色结晶粉末。

中文名称:乙二胺四乙酸二钠二水合物

英文名称:EDTA disodium salt dihydrate

中文别名:EDTA二钠二水合物;EDTA二钠二水合物;乙二胺四乙酸二钠盐二水合物;EDTA-2NA2H2O

英文别名:DISODIUM DIHYDROGEN ETHYLENEDIAMINETETRAACETATE DIHYDRATE; Disodium dihydrogen ethylenediamine tetraacetic dihydrate; Disodium edathamil dihydrate; Disodium edetate dihydrate; Disodium(ethylene dinitrilo)tetraacetic acid dihydrate; Disodium ethylenediaminetetraacetate dihydrate; Cheladrate dihydrate; Chelaplex III; Edathamil disodium dihydrate; Edetate disodium dihydrate; Edetic acid disodium salt dihydrate; EDTA-2Na dihydrate; EDTA, Disodium Salt; Endrate disodium dihydrate; Ethylenediaminetetraacetic acid, disodium salt, dihydrate; ETHYLENEDIAMINE TETRAACETIC ACID dihydrate; Ethylenebis(iminodiacetic acid) disodium salt dihydrate; (Ethylenedinitrilo)-tetraacetic acid disodium salt dihydrate; N,N'-1,2-Ethanediylbis[N-(carboxymethyl)glycine] disodium salt dihydrate; Sequestrene NA 2 dihydrate; Sodium Versenate dihydrate; Tetracemate disodium dihydrate; Titriplex III dihydrate; Versene disodium salt dihydrate; EDTA-2NA 2H2O; sodium 2,2'-{ethane-1,2-diylbis[(carboxymethyl)imino]}diacetate hydrate (2:1:2) (non-preferred name); disodium 2-[2-(bis(carboxymethyl)amino)ethyl-(carboxymethyl)amino]acetic acid dihydrate; Ethylene diamine tetra acetic acid diso-dium salt dihydrate

CAS号:6381-92-6

分子式:C10H20N2Na2O10

分子量:374.2516

用作氨羧络合剂，还用于制药工业、彩色显影

R36/38:Irritating to eyes and skin. 刺激眼睛和皮肤。

S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.不慎与眼睛接触后，请立即用大量清水冲洗并征求医生意见。

S37/39:Wear suitable gloves and eye/face protection戴适当的手套和护目镜或面具。

CAS号：6381-92-6

EINECS号：205-358-3

乙二胺四乙酸二钠铁

中文名称:乙二胺四乙酸二钾二水合物

英文名称:Ethylenediamine-N,N,N',N'-tetraacetic acid dipotassium salt

中文别名:乙二胺四乙酸二钾盐水合物;乙二胺四乙酸二钾二水合物;EDTA-2K·2H20

英文别名:2K; EDTA, Dipotassium Salt; Ethylenediaminetetraacetic acid, dipotassium salt; Ethylenediaminetetraacetic acid, dipotassium salt dihydrate; Ethylenediamine-N,N,N',N'-tetraacetic acid, dipotassium salt, dihydrate; Ethylenediaminetetraacetic acid,dipotassium salt dihydrate; EDTA-2K·2H20; acetate, 2,2',2'',2'''-(1,2-ethanediyldinitrilo)tetrakis-, potassium salt (1:2)

CAS号:25102-12-9

分子式:C10H12K2N2O8

分子量:366.4086

乙二胺四乙酸的盐类中，二钠盐最为重要。是一种重要络合剂。用于化学镀铜、镀金、镀铅锡合金、钢铁件的电化学抛光和铜件镀银前的溶液中，也可用EDTA-Na代替。也用于洗涤剂、液体肥皂、洗发剂、农业化学喷雾剂、彩色感光材料冲洗加工漂白定影液、净水剂、PH调节剂、阻凝剂等。在丁苯橡胶聚合用所化还原引发系统中，EDTA二钠作为活性剂的组成部分，主要用于络合亚铁离子，控制聚合反应速度。