所有图片(1)

W210901

Sigma-Aldrich

L -抗坏血酸

FCC, FG

别名:
维生素 C, L-AA, 抗坏血病因子, L-维生素 C
Empirical Formula (Hill Notation):
C6H8O6
CAS号:
分子量:
176.12
FEMA编号:
2109
Beilstein:
84272
EC 号:
MDL编号:
PubChem化学物质编号:
NACRES:
NA.21

质量水平

400

生物来源

synthetic

等级

FG

agency

follows IFRA guidelines

reg. compliance

EU Regulation 1223/2009
EU Regulation 1334/2008 & 178/2002
FCC
FDA 21 CFR 117
FDA 21 CFR 182.3013
FDA 21 CFR 182.8013

测定

99.0-100.5% (iodometric)

形式

crystalline
powder or crystals

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

颜色

white

pH值(酸碱度)

1.0-2.5 (25 °C, 176 g/L in water)

mp

190-194 °C (dec.)

溶解性

water: soluble 176 g/L at 20 °C

文件

see Safety & Documentation for available documents

性状检查

green

application(s)

flavors and fragrances

食品过敏原

no known allergens

致敏芳香化合物

no known allergens

SMILES string

OC([C@]([C@@H](O)CO)([H])O1)=C(O)C1=O

InChI

1S/C6H8O6/c7-1-2(8)5-3(9)4(10)6(11)12-5/h2,5,7-10H,1H2/t2-,5+/m0/s1

InChI key

CIWBSHSKHKDKBQ-JLAZNSOCSA-N

Gene Information

human ... SLC23A2(9962)

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一般描述

L-抗坏血酸是一种有机酸,在柑橘类水果中含量很高。在化妆品工业中通常用作抗氧化剂和 pH 调节剂。L-AA 还用作食品中的防腐剂和营养补充剂。

应用

L-抗坏血酸可作为分析标准品,用于通过色谱和分光光度法测定药物制剂、果蔬、酒类和生物样品中的分析物。

包装

10, 25 kg in fiber drum
1 kg in poly bottle

储存分类代码

13 - Non Combustible Solids

WGK

WGK 1

闪点(F)

Not applicable

闪点(C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)

Differential transcriptional regulation of L-ascorbic acid content in peel and pulp of citrus fruits during development and maturation
Alos E, et al.
Planta, 239(5), 1113-1128 (2014)
Dictionary of Food Compounds with CD-ROM: Additives, Flavors, and Ingredients, 113-113 (2012)
Final report of the safety assessment of L-Ascorbic Acid, Calcium Ascorbate, Magnesium Ascorbate, Magnesium Ascorbyl Phosphate, Sodium Ascorbate, and Sodium Ascorbyl Phosphate as used in cosmetics.
Elmore AR.
International Journal of Toxicology, 24, 51-111 (2005)
Flow injection spectrophotometric determination of L-ascorbic acid in pharmaceutical formulations with on-line solid-phase reactor containing copper (II) phosphate
Pereira AV and Fatibello-Filho O
Analytica Chimica Acta, 366(1-3), 55-62 (1998)
A rapid method for the determination of total L-ascorbic acid in fruits and vegetables by micellar electrokinetic capillary chromatography
Thompson CO and Trenerry VC
Food Chemistry, 53(1), 43-50 (1995)

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