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Merck

27487

Sigma-Aldrich

无水柠檬酸粉末

BioUltra, anhydrous, ≥99.5% (T)

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About This Item

线性分子式:
HOC(COOH)(CH2COOH)2
CAS号:
分子量:
192.12
Beilstein:
782061
EC 号:
MDL编号:
UNSPSC代码:
12161700
eCl@ss:
39021801
PubChem化学物质编号:
NACRES:
NA.25

等级

biotech. grade

质量水平

产品线

BioUltra

方案

≥99.5% (T)

表单

powder or crystals

expl. lim.

8 %, 65 °F

技术

cell culture | hybridoma: suitable

杂质

insoluble matter, passes filter test

灼烧残渣

≤0.05% (as SO4)

缺失

≤0.5% loss on drying, 110 °C

pH值(酸碱度)

1.0-2.0 (25 °C, 1 M in H2O)

pKa 

(1) 3.13, (2) 4.76, (3) 6.4

mp

153-159 °C (lit.)

溶解性

H2O: 1 M at 20 °C, clear, colorless

痕量阴离子

chloride (Cl-): ≤5 mg/kg
oxalate (C2O42-): ≤0.05%
phosphate (PO43-): ≤5 mg/kg
sulfate (SO42-): ≤20 mg/kg
tartrate (C4H4O62-): ≤0.20%

痕量阳离子

Al: ≤5 mg/kg
As: ≤0.1 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg
Li: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
Na: ≤50 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg

SMILES字符串

OC(=O)CC(O)(CC(O)=O)C(O)=O

λmax

260 nm (Amax: ≤0.20)
280 nm (Amax: ≤0.10)

λ

1 M in H2O

紫外吸收

λ: 260 nm Amax: 0.20
λ: 280 nm Amax: 0.10

InChI

1S/C6H8O7/c7-3(8)1-6(13,5(11)12)2-4(9)10/h13H,1-2H2,(H,7,8)(H,9,10)(H,11,12)

InChI key

KRKNYBCHXYNGOX-UHFFFAOYSA-N

基因信息

human ... SRC(6714)

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一般描述

柠檬酸是三柱氨基酸分析的缓冲成分。是放射性碘化抗体从活的鼠肿瘤细胞中解离的最佳缓冲液。

应用


  • 改善土壤微生物组:柠檬酸已经被用于改变含盐泥滩的土壤细菌菌群,研究显示了其在可持续生态管理环境生物技术中的用途(Liu et al., 2024

  • 食品工业中的可生物降解包装:在食品化学领域,柠檬酸和聚乙烯醇被用于开发抗微生物包装,体现了其在食品安全和保藏中的潜力(Xu et al., 2024)。

  • 工程应用中的纳米材料合成:柠檬酸是用于超级电容器的杂化纳米材料绿色合成的关键成分,该研究强调了其在促进材料科学和工程的作用(Teixeira et al., 2024)。

  • 环境科学和污染物控制:该研究采用柠檬酸考察了环境系统中药物和纳米颗粒的共运输,有助于理解污染物动力学和迁移策略(Cui et al., 2024)。

  • 食品科学和技术:研究人员在素食软糖配方中使用了柠檬酸,该研究显示了其在食品开发中的多功能性及其对质构特性的影响(Rawat et al., 2024)。

象形图

Exclamation mark

警示用语:

Warning

危险声明

危险分类

Eye Irrit. 2 - STOT SE 3

靶器官

Respiratory system

储存分类代码

11 - Combustible Solids

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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访问文档库

T N Ferraro et al.
Analytical biochemistry, 143(1), 82-94 (1984-11-15)
A highly resolving triple-column amino acid analyzer with fluorometric detection is described. The reliability of this technique was evaluated and it was used in a baseline investigation of amino acids and related compounds in human cerebrospinal fluid (CSF). The procedure
R Ehrlich et al.
Journal of immunological methods, 26(4), 345-353 (1979-01-01)
Several low pH buffers were used in order to dissociate radioiodinated antibodies from sensitized living tumor cells. Three buffers were further tested for their dissociation abilities under different conditions of time and temperature, and for their influence on the eluted
Maria José Garcia-Fernandez et al.
Biofouling, 29(3), 261-271 (2013-02-27)
Prevention and management of wound infections receive a lot of attention, since the presence of micro-organisms interferes with the wound-healing process. The aim of this work was to use cyclodextrins (CDs) to endow hydrogels and gauzes with the ability to
Felix Schiele et al.
mAbs, 7(5), 871-880 (2015-06-06)
Novel oral anticoagulants are effective and safe alternatives to vitamin-K antagonists for anticoagulation therapy. However, anticoagulation therapy in general is associated with an elevated risk of bleeding. Idarucizumab is a reversal agent for the direct thrombin inhibitor, dabigatran etexilate (Pradaxa®)
Konrad Hoetzenecker et al.
European heart journal, 36(11), 676-685 (2013-01-17)
Supernatants of serum-free cultured mononuclear cells (MNC) contain a mix of immunomodulating factors (secretome), which have been shown to attenuate detrimental inflammatory responses following myocardial ischaemia. Inflammatory dilated cardiomyopathy (iDCM) is a common cause of heart failure in young patients.

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