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LC3437 DL-Malic acid

suitable for use as excipient EMPROVE exp Ph Eur,NF,FCC,E 296

 

Order number Packaging Quantity Price €
AC30437 Fibre carton 25 kg Inquire

 

Product information
Grade Ph Eur,NF,FCC,E 296
Synonyms DL-Hydroxysuccinic acid
Hill Formula C4H6O5
HS Code 2918 19 98
EC number 230-022-8
Molar mass 134.08 g/mol
CAS number 6915-15-7

 

Chemical and physical data
Ignition temperature 349 °C
Solubility 558 g/l (20 °C)
Melting point 128 – 132 °C
Molar mass 134.08 g/mol
Density 1.60 g/cm3 (20 °C)
Bulk density 800 kg/m3
pH value 2.3 (10 g/l, H2O, 20 °C)
Flash point 203 °C

 

Safety information according to GHS
Hazard Statement(s) H319: Causes serious eye irritation.
Precautionary Statement(s) P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word Warning
Hazard Pictogram(s)

Corrosive

RTECS ON7175000
Storage class 10 – 13 Other liquids and solids
WGK WGK 1 slightly water endangering
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

 

Safety information
R Phrase R 36
Irritating to eyes.
Categories of danger irritant
Hazard Symbol

Irritant

 

Transport information
Declaration (transport by sea) IMDG-Code No Dangerous Good
Declaration (transport by air) IATA-DGR No Dangerous Good

 

Toxicological data
LD 50 oral LD50 rat > 3200 mg/kg

 

Specifications
Assay
– acidimetric
99.0 – 100.5 %
– acidimetric, calc. on anhydrous substance 99.0 – 101.0 %
Identity conforms
Clarity of solution (20 %; water) conforms
In water insoluble matter ≤ 0.1 %
Melting point 128 – 132 °C
Optical rotation
– 20 %; water; 20 °C
-0.10 – 0.10 °
– 8.5 %; water; 25 °C -0.10 – 0.10 °
Heavy metals (as Pb) ≤ 0.0020 %
As (Arsenic) ≤ 0.0003 %
Pb (Lead) ≤ 0.0002 %
Cu (Copper) ≤ 0.001 %
Hg (Mercury) ≤ 0.0001 %
Zn (Zinc) ≤ 0.001 %
Related substances (HPLC)
– Impurity A (fumaric acid)
≤ 1.0 %
– Impurity A (maleic acid) ≤ 0.05 %
– any other impurity ≤ 0.1 %
– Sum of all other impurities ≤ 0.5 %
Residual solvents (Ph.Eur./USP/ICH) excluded by manufacturing process
Sulfated ash (600 °C) ≤ 0.1 %
Water (K. F.) ≤ 2.0 %

 

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