DL-MALIC ACID FOR BIOCHEMISTRY

Code: 1003821000 D2-231

Analysis Note

Assay (acidimetric): ≥ 99.5 %Identity (IR-spectrum): passes testMelting point: 128 - 132 °COptical rotation (20 %; water): -0.1 - 0.1 °Fe (Iron)...


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Analysis Note

Assay (acidimetric): ≥ 99.5 %Identity (IR-spectrum): passes testMelting point: 128 - 132 °COptical rotation (20 %; water): -0.1 - 0.1 °Fe (Iron): ≤ 0.001 %Heavy metals (as Pb): ≤ 0.001 %Related substances (HPLC) (Impurity A (fumaric acid)): ≤ 1.0 %Related substances (HPLC) (Impurity B (maleic acid)): ≤ 0.05 %Related substances (HPLC) (any other impurity): ≤ 0.1 %Related substances (HPLC) (Sum of all other impurities): ≤ 0.5 %

Packaging

1 kg in Plastic bottle

250 g in Plastic bottle

assay≥99.5% (acidimetric)
autoignition temp.349 °C
bulk density800 kg/m3
density1.60 g/cm3 at 20 °C
formsolid
InChI keyBJEPYKJPYRNKOW-UHFFFAOYSA-N
InChI1S/C4H6O5/c5-2(4(8)9)1-3(6)7/h2,5H,1H2,(H,6,7)(H,8,9)
mp128-132 °C
pH2.3 (20 °C, 10 g/L in H2O)
potency>3200 mg/kg LD50, oral (Rat)
Quality Level100
storage temp.2-30°C
transition tempflash point 203 °C
Cas Number6915-15-7
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