... Cert WH00228 food grade hose,food grade pvc hose,pvc flexible hose food grade The product food grade hose,food ... short time ) food grade hose,food grade pvc hose,pvc flexible hose food grade Purpose: as delivery hose for food, ... cosmetics, fine chemical, medical, bioengineering, including pressure feed or vacuum extraction of over 50% concentration of alcohol liquid. Identity: antibiotic, hydrolysis ...