L-Malic Acid Cas L-Malic Acid

L-malic acid is used as an acidulant in refreshing beverages (such as lactic acid bacteria drinks, milk drinks, carbonated drinks, cola), frozen foods (such as fruit juice, ice cream, etc.), processed foods (such as fruit wine, mayonnaise), a color preservative and anticoagulant in fruit beverages, and an emulsifying stabilizer for egg yolks, etc. Its applications also include being used as a raw material for pharmaceuticals, cosmetics, dental cleaning liquids, metal cleaners, coagulants in the textile industry, and fluorescent brighteners for polyester fibers.

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Model:
97-67-6
Brand:
bosschemical
Code:
97-67-6

Product Description

L-Malic acid Basic information
Product Name:	L-Malic acid
CAS:	97-67-6
MF:	C4H6O5
MW:	134.09
EINECS:	202-601-5
Mol File:	97-67-6.mol
L-Malic acid Chemical Properties
Melting point	101-103 °C (lit.)
alpha	-2 º (c=8.5, H2O)
Boiling point	167.16°C (rough estimate)
bulk density	600kg/m3
density	1.6
vapor pressure	0Pa at 25℃
FEMA	2655 \| L-MALIC ACID
refractive index	-6.5 ° (C=10, Acetone)
Fp	220 °C
storage temp.	Store below +30°C.
solubility	H2O: 0.5 M at 20 °C, clear, colorless
form	Powder
color	White
Specific Gravity	1.595 (20/4℃)
Odor	odorless
PH	2.2 (10g/l, H2O, 20℃)
pka	(1) 3.46, (2) 5.10(at 25℃)
Odor Type	odorless
biological source	microbial
Optical Rotation	[α]20/D 30±2°, c = 5.5% in pyridine
Water Solubility	soluble
Merck	145,707
JECFA Number	619
BRN	1723541
Cosmetics Ingredients Functions	BUFFERING
InChIKey	BJEPYKJPYRNKOW-REOHCLBHSA-N
LogP	-1.68
CAS DataBase Reference	97-67-6(CAS DataBase Reference)
NIST Chemistry Reference	Butanedioic acid, hydroxy-, (s)-(97-67-6)
EPA Substance Registry System	Butanedioic acid, 2-hydroxy-, (2S)- (97-67-6)

L-Malic acid C4H6O5 Cas C4H6O5 Food additive

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Controllable quality

Each batch comes with TDS/MSDS/COA; accepts third-party testing (SGS, etc.)

Chemical detection methods

Spectroscopic Analysis Methods

Ultraviolet-Vis Spectrophotometry (UV-Vis)
Infrared Spectroscopy (IR/FTIR)
Atomic Absorption Spectroscopy (AAS)
X-ray Fluorescence Spectroscopy (XRF)
Nuclear Magnetic Resonance Spectroscopy (NMR)

Chromatographic Analysis

Gas Chromatography (GC)
High Performance Liquid Chromatography (HPLC)
Ion Chromatography (IC)
Thin Layer Chromatography (TLC)

Mass Spectrometry Analysis

GC-MS / LC-MS/MS: Qualitative and Quantitative Analysis
ICP-MS: Trace Metal Elements (ppb Level)
TOF-MS: Precise Molecular Weight Determination

Electrochemical analysis methods

Polypotentiometric methods
Conductivity methods
Polarographic methods / Voltammetric methods
Coulometric analysis

Thermal Analysis Methods

Thermogravimetric Analysis (TGA)
Differential Scanning Calorimetry (DSC)
Differential Thermal Analysis (DTA)

Classical wet chemical analysis

Titration analysis
Gravity analysis