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Description |
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It is slightly yellow, syrupy and hygroscopic liquid that complies with the specifications of Food Chemical Codex V (FCC V). In the USA, lactic acid has the GRAS-status (Generally Recognised As Safe). It is registered in Europe as a food additive with the reference E-270. |
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Physical-chemical properties |
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Chemical name |
2-Hydroxypropanoic acid |
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Molecular Weight |
90.08 g/mol |
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Molecular Formula |
C3H6O3 |
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Registration |
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CAS No |
79-33-4 |
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E-code |
E 270 |
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Specification |
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Parameter |
FCCV |
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Assay |
Min. 80% |
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Stereochemical purity L(+) |
Min.97% |
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Density(@20 ℃ ) |
1.18 g/ml -1.19 g/ml |
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Colour (fresh solution) |
Max. 70 Hazen |
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Odour |
Slightly acid(due to the fermentation process) |
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Taste |
Mild acid |
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Heavy metals (as Pb) |
Max. 10 ppm |
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Iron |
Max.10 ppm |
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Calcium |
Max. 10 ppm |
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Chloride |
Max. 10 ppm |
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Sulphate |
Max. 10 ppm |
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Sulphated ash |
Max. 0.1% |
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Cyanide |
Max. 5 ppm |
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Lead |
Max. 0.5 ppm |
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Arsenic |
Max. 1 ppm |
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Mercury |
Max. 1 ppm |
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Reducing Substances(Sugars) |
passes FCC test |
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Citric, Oxalic, Tartaric, Phosphoric Acids |
passes FCC test |
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Packing |
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1200 kg IBC, polythene drums of 25 or 250 kg. |
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