| B402 | IsoamylAlcohol(异戊醇) | 100ml/1000ml | 50/400 | Amresco分装 |
| B403 | Isopropanol(异丙醇) | 100ml/250ml | 60/100 | Amresco分装 |
| B406 | JanusGreenB(詹纳斯绿) | 1g/5g/25g原装 | 160/680/2850 | Aldrich 201677 |
| B407 | KanamycinSulfate(硫酸卡那霉素) | 1g/5g原装/10g/25g原装 | 60/180/330/720 | INALCO1758-9316 |
| B410 | L-(+)-Arabinose(L-阿拉伯糖) | 5g/10g/25g/100g | 200/330/680/2270 | Sigma A3256 |
| B411 | LactalbuminHydrolysate(水解乳蛋白) | 500g原装/10kg原装 | 700/8650 | BD 259962 |
| B412 | LactalbuminHydrolysate(水解乳蛋白) | 250g/1kg | 120/420 | 国产 |
| B413 | Lactatedehydrogenase(乳酸脱氢酶) | 100mg | 250 | Amresco分装 |
| B414 | LactoseBroth(乳糖肉汤) | 500g 原装 | 590 | BD 211835 |
| B415 | Lactulose(乳果糖（二蔗酮糖）) | 1g原装/5g/10g原装 | 90/350/550 | INALCO 0750/4 |
| B416 | L-Alanine(L-丙氨酸) | 50g /100g/500g/1kg | 70/100/260/340 | 国产 |
| B417 | Laminaria(昆布多糖（海带多糖)) | 100mg/250mg/1g/5g原装 | 190/400/1340/5590 | Sigma L9634 |
| B418 | L-Arginine(L-精氨酸) | 25g | 90 | Sigma分装 |
| B419 | L-Arginine(L-精氨酸) | 50g/100g/250g/500g/1kg | 70/100/230/360/540 | 国产 |
| B420 | L-ArginineHCl(L-精氨酸盐酸盐) | 50g/250g/500g/Sigma25g | 70/230/370/90 | 国产 |
| B421 | L-AscorbicAcid(L-抗坏血酸,维生素C) | 100g/500g | 60/250 | Amresco分装 |
| B422 | L-Asparagine(L-天门冬酰胺) | 50g/100g/500g/Sigma10g | 80/110/360/50 | 国产 |
| B423 | L-Asparticacid(L-天门冬氨酸) | 100g/250g/Sigma25g | 50/90/50 | 国产 |
| B424 | LBBroth(LB肉汤) | 500g原装/1kg原装 | 770/1510 | Amresco J106 |
| B425 | LBBroth(LB肉汤) | 500g | 650 | BD 240230 |
| B426 | L-Cysteine(L-半胱氨酸) | 50g/100g/250g/500g/1kg | 70/120/280/440/880 | 国产 |
| B427 | L-CysteineHCl(L-半胱氨酸盐酸盐) | 100g/250g/500g/1kg | 70/150/220/430 | 国产 |
| B428 | L-Cystine(L-胱氨酸) | 100g/250g/Sigma10g | 60/120/120 | 国产 |
点击交流