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L-Alanine, 3,3'-[methylenebis(seleno)]bis

更新时间:2025-08-25 16:05:08

L-Alanine, 3,3'-[methylenebis(seleno)]bis结构式
L-Alanine, 3,3'-[methylenebis(seleno)]bis结构式
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常用名 L-Alanine, 3,3'-[methylenebis(seleno)]bis 英文名 L-Alanine, 3,3'-[methylenebis(seleno)]bis
CAS号 97801-57-5 分子量 348.11700
密度 N/A 沸点 529.6±50.0 °C (760 mmHg)
分子式 C7H14N2O4Se2 熔点 N/A
MSDS N/A 闪点 N/A

 名称

英文名 L-Alanine, 3,3'-[methylenebis(seleno)]bis

 物理化学性质

沸点 529.6±50.0 °C (760 mmHg)
分子式 C7H14N2O4Se2
分子量 348.11700
精确质量 349.92800
PSA 126.64000

 安全信息

海关编码 2922499990

 上下游产品

上游产品  0

下游产品  3

 海关

海关编码 2922499990
中文概述 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%
申报要素 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
监管条件 A.入境货物通关单 B.出境货物通关单
检验检疫 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
Summary 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%
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