乙二胺四乙酸二钾二水合物

用于络合金属离子和分离金属,也用于洗涤剂、液体肥皂、洗发剂、农业化学喷雾剂、解毒剂、血液抗凝剂等

R36/37/38:Irritating to eyes, respiratory system and skin. 刺激眼睛、呼吸系统和皮肤。;

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。

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

熔点:272

水溶性:可溶

外观:白色粉末

CAS号：25102-12-9

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

将浓草酸水溶液加到二氯化钴水溶液中，即析出草酸盐沉淀。过滤，用冷水洗涤，沉淀在室温下风干，得四水合物。将四水合物在空气中加热到100℃，得二水合物。