Megazyme 1，3：1，4-β-D-葡萄糖低聚糖 1,3:1,4-β-D-Glucooligosaccharides
| 32-β-D-Glucosyl-cellobiose | 50 mg | O-BGTRIA |
| 31-β-D-Cellobiosyl-glucose | 50 mg | O-BGTRIB |
| 31-β-D-Cellotriosyl-glucose | 40 mg | O-BGTETB |
| 32-β-D-Cellobiosyl-cellobiose + 33-β-D-Glucosyl-cellotriose | 30 mg | O-BGTETC |