Chemische Werke Hommel GmbH & Co. KG  

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Specification

Concerning Product:
Article number 50215JL80
Trade name / designation / denomination Milchsäure 80 % E 270
Lactic Acid 80 % E 270
CAS number 50-21-5
Other names / synonyms•2-hydroxypropanoic acid; •lactic acid;
EC number200-018-0
Customs tariff number / CN code / TARIC29181100
Molecular weight [g / mol]90.07794
FormulaC3H6O3


Parameter Specification Unit

Organoleptic test
Appearance colourless, clear – light yellow solution
Colour after 6 months @ 25°C: ≤ 50 APHA
Colour fresh: ≤ 50 APHA
Odour agreeable

Physical parameter
Density 20°C: 1,18  –  1,20 g/ml
Substances insoluble in Ether: ≤ 0,7 %
Solubility in Water and Ethanol: soluble

Identity
Assay 79,5  –  80,5 %
Assay stereochemical purity (L-isomer) regarding the assay: ≥ 95,0 %
Identification test for lactate: positive

Impurities
Cyanide ≤ 5 ppm
Heavy Metals (as Pb) ≤ 10 ppm
Readily carbonizable substances complies
Sulphated ash ≤ 0,1 %
Sulphates (SO4) ≤ 20 ppm
Impurity test on citric, oxalic, phosphoric, tartaric acid: pass
Impurity test on reducing sugar (FCC): pass
Impurity test on sugar: pass
Volatile substances fatty acids: complies

Residual Solvents
Residual solvents Methanol: ≤ 0,2 %

Elemental Impurities
Arsenic (As) ≤ 1 ppm
Calcium (Ca) ≤ 20 ppm
Chlorides (Cl) ≤ 10 ppm
Iron (Fe) ≤ 10 ppm
Mercury (Hg) ≤ 1 ppm
Lead (Pb) ≤ 0,5 ppm


Chemische Werke Hommel GmbH & Co.KG
This document was generated electronically and is valid without signature.
Waltrop, 03. Dec. 2019
We only confirm that we took over the data from our supplier accordingly. Despite careful working, errors in the takeover are not totally excluded. Some or all parts off the document may be translated due to our best knowledge from the original to give a better understanding. If you have any questions about specific details, please call us directly. Unless otherwise marked, these data do not originate from us and have not been tested by us on the correctness. The above information corresponds to the present state of our knowledge and is intended as a general description of our products and their possible applications. We make no warranties, expressed or implied, as to the information's accuracy, adequacy, sufficiency or freedom from defect and assumes no liability in connection with any use of this information. Any user of this product is responsible for determining the suitability of our products for its particular application. The foregoing information does not absolve the buyer of its own tests. Observing existing laws and regulations, is the responsibility of the buyer of our product. Nothing included in this information waives any of our General Terms and Conditions of Sale, which control unless it agrees other in writing. Any existing intellectual/industrial property rights must be observed. Due to possible changes in our products and applicable national and international regulations and laws, the status of our products could change. Material Safety Data Sheets providing safety precautions, that should be observed when handling or storing our products, are available upon request and are provided in compliance with applicable law. The user should obtain and review the applicable Material Safety Data Sheet information before handling any of these products. For additional information, please contact us.


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