MALTOTETRAOSE;ALPHA-1,4-TETRAGLUCOSE;AMYLOTETRAOSE;ALPHA-D-GLUCOPYRANOSYL-(1->4)-O-ALPHA-D-GLUCOPYRANOSYL-(1->4)-O-ALPHA-D-GLUCOPYRANOSYL-(1->4)-D-GLUCOSE;(+)-4-O-[4-O-[4-O-(α-D-gluco-Hexopyranosyl)-α-D-gluco-hexopyranosyl]-α-D-gluco-hexopyranosyl]-D-glucose;Maltotetraose,97%,mixture of anomers;Maltotetraose,97%;Maltotetraose,98+%