The collected syrup samples included high fructose syrup (HFS) of F55 type: S1, S3–S7 from corn starch, S2 from rice starch and S8 from cavassa starch; HFS of F42 type: S10–S13 from corn starch and S9 from rice starch; oligoisomaltose syrup: S14–S16 from corn starch; oxyl-oligosaccharide
syrup: S17 from corn stalk.