If you want to order our Craft Beer products in the USA please contact our sales representative:

Loeffler Chemical Corporation
200 Great Southwest Parkway
Atlanta, GA 30336-2308
Tel.: +1 404 629-0999
Fax.: +404 629-0690



CraftZYM topaz

Lysozyme (food grade) E1105 from chicken egg white. For suppression of unwanted microbiological activities of Gram-positive bacteria in mash, cold wort, yeast or green beer. Contains egg products.

Mode of action:
The effect is to prevent microbiological activities by the decomposition of murein – the substance supporting the cell walls of Gram-positive bacteria – until alcoholic fermentation starts.

No influence on taste and smell and no reaction with high molecular proteins which are sensitive to head retention.

Dosing recommendation:
150 ppm/hL cold wort, or 1.0 L of a 0.15% stock solution in 100 L recovered yeast.

PH range and temperature:
PH range 2.5 – 5.5, temperature range from 2 – 40 °C.