MALEIC ACID
MALEIC ACID AR
Short Name: MALEIC ACID
Synonym: cis-Butenedioic acid, Toxilic acid
Basic Details
Article No.
LG2858
Grade
AR
Purity
99.5%
CAS No.
110-16-7
HS Code
2917.1910
Shelf Life
60 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Solid
Colour
White crystalline
Odour
Faint, acidulous odor
pH value
Melting point/ Freezing point [°C]
137 - 140 °C
Flash point [°C]
127 °C
Boiling point [°C]
160 °C
Density [g/cm3]
1.58
Solubility in water [% weight]
788 g/l at 20 °C
Partition coefficient Log Pow octanol /water at 20°C
0.48
Explosion limits -lower [%]
2.70%
Chemical Specifications
Appearance
White crystalline powder
Assay
Min 99.5%
Insoluble matter in water
Passes test
Sulphated ash
Max 0.005%
Chloride (Cl)
Max 0.001%
Sulphate (SO4)
Max 0.001%
Cadmium (Cd)
Max 0.0001%
Calcium (Ca)
Max 0.0005%
Copper (Cu)
Max 0.0005%
Iron (Fe)
Max 0.0005%
Lead (Pb)
Max 0.0005%
Magnesium (Mg)
Max 0.0005%
Potassium (K)
Max 0.002%
Sodium (Na)
Max 0.002%
Zinc (Zn)
Max 0.0005%
Fumaric acid
Max 0.5%
Water (by KF)
Max 2.0%
Safety Information & Hazard Symbols
Symbol
GHS07
Signal Word
Warning
UN No.
3261
IMCO Class No.
8
Packing Group
III
Hazardous Statement
H302-H319
Precaution Statement
P261-P280-P305 + P351 + P338