Crop year 2022

Parameter Unit Min Max
Moisture %   4.5
Extract (dry basis) % 81.5  
Wort color EBC(Lov.) 3.5 (1.9) 4.5 (2.2)
Soluble nitrogen ratio % 40 45
Total nitrogen (dry malt) %   1.60
Total protein %   10
Diastatic power WK 140  
Château Maris Otter is produced from the British variety, Maris Otter. This variety quickly became popular among English brewers in the mid-1960s, giving shape and character to many English beer styles. Nowadays, it's commonly used as a base malt to produce beers all around the world.
Château Maris Otter imparts a rich and robust malt character to the beer with a beautiful and light golden color. Used as a base malt, Château Maris Otter will help to produce a beer with great clarity and high drinkability with low foam formation, due to its low level of proteins, traditional in English beer styles.
Ales, English Ales, English Bitter, and Cask Ales. Up to 100% of the grain bill.
Storage and Shelf life
Malt should be stored in a clean, cool (<22°C), dry (<35RH%), and pest-free environment. If these conditions are observed, we recommend using all whole kernel products within 24 months from the date of manufacture and all milled products within 3 months. Improperly stored malts can lose freshness and flavor.

All our malts are 100% traceable from barley field through all stages of malting process up to the delivery applying and respecting Regulation EC/178/2002 of the European Council regarding traceability.

All our malts are produced using the traditional process of over 9 days, a solid warranty of high modification of the grain and real top quality of premium malts.

Neither of our malts contains any genetically modified organisms as defined by Regulation (EC) No 1829/2003 of the European Parliament and of the Council, which means that all our malts are GMO FREE guaranteed.

All our malts are manufactured in strict conformity with the internationally accepted requirements HACCP (Hazard Analyses of Critical Control Points) currently in force and the ISO 22000 Food Safety Management System.

All our malts conform to EU and International regulations regarding the maximum allowable residues of pesticides, herbicides, fungicides, insecticides, as well as traces of mycotoxins and nitrosamines.

All our malts are transported only by GMP-certified transporters.

You can see and print the results of the analysis of the malts delivered to you directly on our site
La Malterie du Château SA (Castle Malting);
Malting Plant: Rue de Mons (Bel) 94, 7970 Beloeil, Belgium; Distribution Center: Rue de l'Orbette 1, 7011 Ghlin (Mons), Belgium; Headquarters: Rue de Mons (Bel) 94, 7970 Beloeil, Belgium; Tel.: +32 87 662095;;
Registered Tournai 79754; VAT: BE0455013439; Agence ING Les Trois Canaux, Rue De Tournai 130, 7972 - Quevaucamps, Belgium
Account : 370-0905456-48; IBAN : BE11 3700 9054 5648; BIC : BBRUBEBB