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| CAS号 : | 140-01-2 |
精确质量 : | 503.04800 |
| 分子式 : | C14H18N3Na5O10 |
logP : | -9.35810 |
| 分子量 : | 503.25600 |
PSA : | 210.37000 |
二乙烯三胺五乙酸五钠 | |
Diethylenetriaminepentaacetic acid, pentasodium salt | |
140-01-2 | |
C14H18N3Na5O10 | |
503.25600 | |
210.37000 | |
-9.35810 | |
503.04800 |
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透明淡黄色
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1.4185-1.4205
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389.9ºC
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Keep in a cool, dry, dark location in a tightly sealed container or cylinder. Keep away from incompatible materials, ignition sources and untrained individuals. Secure and label area. Protect containers/cylinders from physical damage.
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-40 °C
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1.29
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可溶
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106 °C
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I; II; III
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2922499990
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3
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R36
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39-26
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MB8205000
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Xi
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品名, 成分含量, 用途, 乙醇胺及其盐应报明色度, 乙醇胺及其盐应报明包装 |
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A.入境货物通关单 B.出境货物通关单 |
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P.进境动植物、动植物产品检疫 Q.出境动植物、动植物产品检疫 R.进口食品卫生监督检验 S.出口食品卫生监督检验 M.进口商品检验 N.出口商品检验 |
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2922499990 其他氨基酸及其酯及它们的盐（含有一种以上含氧基的除外）. 增值税率:17.0% 退税率:9.0% 监管条件:AB(入境货物通关单,出境货物通关单) 最惠国关税:6.5% 普通关税:30.0% |
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HS:2922499990 other amino-acids, other than those containing more than one kind of oxygen function, and their esters; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:6.5% General tariff:30.0% |
1.将计量的氯乙酸加入反应釜中,在搅拌下加 NaOH水溶液溶解。再加入二乙烯三胺,在150～180℃下反应4H ,得产物。 | |
1.EDTA—5Na能迅速于钙,镁,铁,铅,铜,锰等离子生成水溶性络合物,尤其对高价态显色金属络合能力强,因此广泛应用于1过氧化氢漂白稳定增效剂:2软水剂;3纺织印染工业助剂;4分析化学的基准试剂;5鳌合滴定剂等。 |
