Merck
All Photos(3)

C0706

Sigma-Aldrich

柠檬酸 一水合物

BioXtra, ≥99.5%

Linear Formula:
HOC(COOH)(CH2COOH)2 · H2O
CAS Number:
Molecular Weight:
210.14
Beilstein:
4018641
EC 号:
MDL编号:
PubChem化学物质编号:
NACRES:
NA.25

质量水平

200

产品线

BioXtra

测定

≥99.5%

形式

powder

杂质

≤0.002% Phosphorus (P)
≤0.005% Insoluble matter

灰分

≤0.02%

pH值(酸碱度)

1.85 (25 °C, 50 g/L)

pKa 

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

溶解性

H2O: 1 M, clear, colorless

痕量阴离子

chloride (Cl-): ≤0.001%
sulfate (SO42-): ≤0.002%

痕量阳离子

Al: ≤0.0005%
Ca: ≤0.0005%
Cu: ≤0.0005%
Fe: ≤0.0005%
K: ≤0.005%
Mg: ≤0.0005%
NH4+: ≤0.05%
Na: ≤0.005%
Pb: ≤0.001%
Zn: ≤0.0005%

SMILES string

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

InChI

1S/C6H8O7.H2O/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);1H2

InChI key

YASYEJJMZJALEJ-UHFFFAOYSA-N

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Related Categories

一般描述

柠檬酸是水果酸之一。它存在于各种柑橘类水果和蔬菜中。

应用

一水柠檬酸已被用于:
  • 作为碳纳米点合成的碳源
  • 在制备pH-6.0的柠檬酸一水合物溶液/缓冲液中用于组织样品制备
  • 用柠檬酸增溶技术处理各种样品

包装

500 g in poly bottle
1 kg in poly bottle

生化/生理作用

柠檬酸在纺织、食品、医药、金属和化工行业中起着重要作用。熔融柠檬酸一水合物可产生衣康酸酐。柠檬酸一水合物的晶体能够保存高达56摄氏度的水。

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)

345.0 °F

闪点(C)

173.9 °C

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

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