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Merck

27487

Sigma-Aldrich

クエン酸

BioUltra, anhydrous, ≥99.5% (T)

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About This Item

化学式:
HOC(COOH)(CH2COOH)2
CAS番号:
分子量:
192.12
Beilstein:
782061
EC Number:
MDL番号:
UNSPSCコード:
12161700
eCl@ss:
39021801
PubChem Substance ID:
NACRES:
NA.25

品質水準

製品種目

BioUltra

アッセイ

≥99.5% (T)

形状

powder or crystals

expl. lim.

8 %, 65 °F

テクニック

cell culture | hybridoma: suitable

不純物

insoluble matter, passes filter test

強熱残分

≤0.05% (as SO4)

損失

≤0.5% loss on drying, 110 °C

pH

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

微量陰イオン

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

微量陽イオン

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

λmax

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

SMILES記法

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

λ

1 M in H2O

UV吸収

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

遺伝子情報

human ... SRC(6714)

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詳細

Citric acid is a buffer component for triple-column amino acid analysis. It is an optimal buffer for dissociation of radioiodinated antibodies from viable murine tumor cells.

アプリケーション


  • Enhancing soil microbiomes: Citric acid has been applied to modify soil bacterial communities in saline mudflats, demonstrating its utility in environmental biotechnology for sustainable ecosystem management (Liu et al., 2024).

  • Biodegradable packaging in food industry: In food chemistry, citric acid is used in conjunction with polyvinyl alcohol for developing antimicrobial packaging, highlighting its potential in food safety and preservation (Xu et al., 2024).

  • Nanomaterial synthesis for engineering applications: Citric acid serves as a key component in the eco-friendly synthesis of hybrid nanomaterials for supercapacitors, underpinning its role in advancing materials science and engineering (Teixeira et al., 2024).

  • Environmental science and pollution control: Research utilizes citric acid to study the co-transport of pharmaceuticals and nanoparticles in environmental systems, aiding in the understanding of contaminant dynamics and mitigation strategies (Cui et al., 2024).

  • Food science and technology: Citric acid is employed in the formulation of vegan gummies, indicating its versatility in food product development and its impact on textural properties (Rawat et al., 2024).

ピクトグラム

Exclamation mark

シグナルワード

Warning

危険有害性情報

危険有害性の分類

Eye Irrit. 2 - STOT SE 3

ターゲットの組織

Respiratory system

保管分類コード

11 - Combustible Solids

WGK

WGK 1

引火点(°F)

Not applicable

引火点(℃)

Not applicable

個人用保護具 (PPE)

dust mask type N95 (US), Eyeshields, Gloves


適用法令

試験研究用途を考慮した関連法令を主に挙げております。化学物質以外については、一部の情報のみ提供しています。 製品を安全かつ合法的に使用することは、使用者の義務です。最新情報により修正される場合があります。WEBの反映には時間を要することがあるため、適宜SDSをご参照ください。

Jan Code

27487-VAR-F:
27487-250G-F:
27487-50G-F:
27487-BULK-F:
27487-1KG-F:


試験成績書(COA)

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Slide 1 of 3

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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
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
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®)
Wayne B Batchelor et al.
Circulation, 106(12), 1470-1476 (2002-09-18)
The relative anti-aggregatory effects of currently prescribed platelet glycoprotein IIb/IIIa receptor antagonists during and after percutaneous coronary intervention for acute coronary syndromes have not been established. We randomized 70 acute coronary syndrome patients undergoing percutaneous coronary intervention to receive abciximab
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

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