Sodium malate
Structural formula | |||||||||||||||||||
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Structural formula without specifying the stereochemistry | |||||||||||||||||||
General | |||||||||||||||||||
Surname | Sodium malate | ||||||||||||||||||
other names |
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Molecular formula | C 4 H 4 Na 2 O 5 | ||||||||||||||||||
Brief description |
odorless white solid |
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properties | |||||||||||||||||||
Molar mass | 178.05 g mol −1 | ||||||||||||||||||
Physical state |
firmly |
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Melting point |
> 300 ° C |
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solubility |
soluble in water |
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safety instructions | |||||||||||||||||||
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Toxicological data | |||||||||||||||||||
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . |
Sodium malate (more precisely disodium malate) is a chemical compound from the group of malates , more precisely the disodium salt of malic acid . In addition to this, there is also a monosodium malate with the empirical formula C 4 H 5 NaO 5 .
properties
Sodium malate is an odorless white solid that is freely soluble in water. In addition to the anhydrate, there is also a hemihydrate and a trihydrate.
use
Sodium malate is generally approved in the EU as a food additive with the number E 350 without maximum quantity restriction ( quantum satis ) as an acidity regulator for all foods. A maximum quantity restriction of 350 milligrams per liter (quantum satis) applies to lime and lemon juice.
Individual evidence
- ↑ Entry on E 350: Sodium malates in the European database on food additives, accessed on June 17, 2020.
- ↑ a b c Joint FAO / WHO Expert Committee on Food Additives. Meeting, Food and Agriculture Organization of the United Nations: Compendium of Food Additive Specifications Joint FAO / WHO Expert Committee on Food Additives: 67th Meeting 2006 . Food & Agriculture Org., 2006, ISBN 978-92-5105559-5 , pp. 49 ( limited preview in Google Book search).
- ↑ a b c d e data sheet DL-Malic acid disodium salt, ≥95% (capillary GC) from Sigma-Aldrich , accessed on January 26, 2016 ( PDF ).
- ↑ Zusatzstoffe-online.de: Sodium Malate
- ↑ Food Additives in Europe 2000 . Nordic Council of Ministers, 2002, ISBN 978-92-893-0829-8 , pp. 281 ( limited preview in Google Book search).
- ↑ enius.de: E350, E350 , accessed on January 27, 2016.
- ↑ Sabine Nieslony: Food Additives International Standards and Numbering Systems . Behr's Verlag DE, 2014, ISBN 3-89947-991-2 , p. 218 ( limited preview in Google Book search).