... specialised in producing stevia products.Our specification is as follow.Stevioside: 80%,90%, 95%, 98% Rebaudioside A (Reb A or RA): 40%, 60%, 80% ,90 ... %,95%,96%,97%,98%,99%,etc.Non-bitter stevioside (Enzyme treated stevia,Glucosyl stevioside) Stevia tablet ... have any requirement,please do not hesitate to contact us. Rebaudioside A