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柠檬酸氢二铵

柠檬酸氢二铵用途

【用途一】
用作分析试剂和缓冲剂
【用途二】
测定肥料中磷酸盐，防锈，增塑剂。

柠檬酸氢二铵名称

[ CAS 号 ]:
3012-65-5

[ 中文名 ]:
柠檬酸氢二铵

[ 英文名 ]:
Ammonium citrate dibasic

[中文别名 ]:

[英文别名 ]:

diammoniumcitrate
Ammonium citrate dibasic
Citronensaeure,Diammonium-Salz
AMMONIUM HYDROGENCITRATE
AMMONIUM CITRATE,DIBASIC
(NH4)2H citrate
MFCD00013068
dibasicammoniumcitrate
CITRIC ACID AMMONIUM SALT
AMMONIUM CITRATE

柠檬酸氢二铵物理化学性质

[ 密度 ]:
1.22 g/mL at 20 °C

[ 沸点 ]:
100 °C(lit.)

[ 熔点 ]:
185 °C (dec.)(lit.)

[ 分子式 ]:
C₆H₁₄N₂O₇

[ 分子量 ]:
226.18500

[ 闪点 ]:
155.2ºC

[ 精确质量 ]:
226.08000

[ PSA ]:
138.61000

[ 外观性状 ]:
白色粒状的带有氨气味

[ 蒸汽密度 ]:
1.8 (vs air)

[ 储存条件 ]:
Store at RT.

[ 稳定性 ]:
Stable.

[ 水溶解性 ]:
H2O: 1 M at 20 °C, clear, colorless

柠檬酸氢二铵MSDS

详细MSDS(安全技术说明书)

柠檬酸氢二铵安全信息

[ 符号 ]:

GHS07

[ 信号词 ]:
Warning

[ 危害声明 ]:
H319-H335

[ 警示性声明 ]:
P261-P305 + P351 + P338

[ 个人防护装备 ]:
dust mask type N95 (US);Eyeshields;Gloves

[ 危害码 (欧洲) ]:
Xi:Irritant

[ 风险声明 (欧洲) ]:
R36/37

[ 安全声明 (欧洲) ]:
S26-S36

[ 危险品运输编码 ]:
UN 9087

[ WGK德国 ]:
3

[ RTECS号 ]:
GE7545000

[ 海关编码 ]:
2923900090

柠檬酸氢二铵制备

1.将柠檬酸溶于氨水，蒸发浓缩，加入乙醇，析出柠檬氢二铵结晶。

柠檬酸氢二铵海关

[ 海关编码 ]: 2923900090

[ 中文概述 ]:
2923900090 其他季铵盐及季铵碱。监管条件:无。增值税率:17.0%。退税率:9.0%。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

[ Summary ]:
2923900090 other quaternary ammonium salts and hydroxides。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

柠檬酸氢二铵文献

Synthesis of PS/PO-chimeric oligonucleotides using mixed oxathiaphospholane and phosphoramidite chemistry.

Org. Biomol. Chem. 13(1) , 269-76, (2014)

Chimeric oligonucleotides containing phosphodiester and phosphorothioate linkages have been obtained using the solid phase synthesis. The oligonucleotide parts possessing natural internucleotide phosp...

Regulation of Lactobacillus plantarum contamination on the carbohydrate and energy related metabolisms of Saccharomyces cerevisiae during bioethanol fermentation.

Int. J. Biochem. Cell Biol. 68 , 33-41, (2015)

During the industrial bioethanol fermentation, Saccharomyces cerevisiae cells are often stressed by bacterial contaminants, especially lactic acid bacteria. Generally, lactic acid bacteria contaminati...

Effect of preorganization on the affinity of synthetic DNA binding motifs for nucleotide ligands.

Org. Biomol. Chem. 13 , 5734-42, (2015)

Triplexes with a gap in the purine strand have been shown to bind adenosine or guanosine derivatives through a combination of Watson-Crick and Hoogsteen base pairing. Rigidifying the binding site shou...

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