| B746 | VitaminB6(维生素B6) | 5g/25g/100g原装 | 100/390/1300 | Sigma P9755 |
| B748 | VitaminC(维生素C(抗坏血酸)) | 25g/100g/500g/1kg | 90/260/660/1100 | Sigma A7506 |
| B749 | VitaminCSodium(维生素C钠（抗坏血酸钠）) | 25g/100g/1kg原装 | 90/240/1970 | Sigma A7631 |
| B750 | VitaminD2(Ergocalciferol)(骨化醇) | 1g原装/5g原装 | 700/2210 | Sigma E5750 |
| B751 | VitaminD3(Cholecalciferol)(胆钙化醇) | 250mg/1g/5g原装 | 130/440/1980 | Sigma C9756 |
| B752 | VitaminE（Tocopherol）(维生素E(生育酚)) | 25g/100g/500g原装 | 240/760/3160 | Aldrich 258024 |
| B753 | VitaminK3(Menadione)(甲萘醌) | 25g原装/100g原装 | 510/1700 | Sigma M5625 |
| B760 | X-a-gluc | 10mg原装/100mg原装 | 250/1680 | INALCO1758-0475 |
| B761 | Xanthine(黄嘌呤) | 1g/10g/100g原装 | 80/480/3300 | Sigma X-7375 |
| B762 | Xanthioneoxoidase(黄嘌呤氧化酶) | 5u原装/25u原装/50u原装 | 610/1650/2270 | Sigma X1875 |
| B763 | X-Gal(5-溴-4-氯-3-吲哚-b-D-半乳糖苷) | 100mg | 70 | Amresco分装 |
| B764 | X-Galactosaminide | 10mg原装/100mg原装 | 250/1680 | INALCO1758-0125 |
| B765 | X-gluc(5-Bromo-4-Chloro-3-Indolyl-β-D-Glucuronicacid) | 10mg/100mg原装/500mg | 180/980/2900 | INALCO1758-0600 |
| B766 | X-GlucNa | 10mg原装/100mg原装 | 250/1680 | INALCO1758-0700 |
| B767 | X-Glucosaminide | 10mg/100mg原装 | 250/950 | INALCO1758-0150 |
| B768 | X-Glucoside(5-溴-4-氯-3-吲哚基-beta-D-吡喃葡糖苷) | 25mg原装/100mg原装 | 250/900 | INALCO1758-0500 |
| B769 | Xylan(木聚糖) | 5g/10g/25g/100g原装 | 220/360/790/2780 | Sigma分装 |
| B770 | XyleneCyanolFF(二甲苯蓝,二甲苯青) | 1g/5g/10g | 80/130/390 | Amresco分装 |
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