Lus piav qhia luv luv:

1. Cov dej permeability siab (ua rau lub brewing ceev ntawm tshuaj yej thiab tag nrho brewing ntawm tshuaj yej cov as-ham) tsis ntxiv tej yam tsis yog khoom noj additives, uas yuav ua tau raws li cov kev cai tu cev ntawm cov khoom noj qab haus huv thiab tshuaj thiab ua tau raws li cov kev cai ntawm exporting lub teb chaws.

2. Nws muaj zog ntub dej loj thiab zoo pom ceev, yog resistant rau boiling dej brewing, thiab tsis yooj yim rau to. Nws kuj muaj lub zog qhuav thiab elasticity haum rau ntim hauv cov tshuaj yej hnab ntim tshuab tsis siv neeg. Cov ntaub ntawv raw yog ntsuab, ib puag ncig tus phooj ywg thiab yooj yim rau degrade.

3. Thaum tshav kub kub-sealing tshuaj yej lim ntawv muaj huab cua zoo permeability thiab dej pom kev ua tau zoo, nrog rau lub zog zoo thiab cov khoom cua sov sealing. Nws yog dav siv hauv zaub mov, tshuaj, tshuaj thiab lwm yam lag luam, thiab tsim nyog rau tshuaj yej, kas fes, thiab tshuaj ntsuab kho mob. Ntim ntawm granular powdery tshuaj xws li tshuaj yej.