09.06.2013 Views

Food additives data book - wordpres

Food additives data book - wordpres

Food additives data book - wordpres

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

Preservatives 804<br />

NAME: Potassium nitrate<br />

CATEGORY: Antimicrobial preservative<br />

SYNONYMS: E252/ Nitre/ Niter/ Saltpetre /CAS 7757-79-l/ EINECS 231-818-8<br />

FORMULA: KNO3<br />

MOLECULAR MASS: 101.11<br />

PROPERTIES AND APPEARANCE: Transparent colourless or white crystals or crystal powder, odourless, cooling pungent salty taste<br />

BOILING POINT IN °C AT VARIOUS Decomposes at 400<br />

PRESSURES (INCLUDING 760mmHg):<br />

MELTING RANGE IN °C: 334<br />

DENSITY AT 20°C (AND OTHER 2.109<br />

TEMPERATURES) IN g/l:<br />

PURITY %: 99<br />

WATER CONTENT MAXIMUM IN %: 1<br />

HEAVY METAL CONTENT MAXIMUM IN 0.002<br />

ppm:<br />

SOLUBILITY % AT VARIOUS TEMPERATURE/pH COMBINATIONS:<br />

in water: @ 20°C 33 @ 100°C 200<br />

in ethanol solution: @ 100% 0.13<br />

FUNCTION IN FOODS: Formerly used as a curing agent – now superseded by nitrite<br />

ALTERNATIVES: Nitrite

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!