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DL-MALIC ACID

Brands: MERCK
Rp 1.186.000

for biochemistry

Synonym(s): DL-Malic acid, DL-Hydroxysuccinic acid, Hydroxybutanedioic acid

Empirical Formula (Hill Notation): C4H6O5

Assay (acidimetric): ≥ 99.5 %

Identity (IR-spectrum): passes test

Melting point: 128 - 132 °C

Optical 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 %

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PT. Multi Medika Laboratory

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