| B579 | PHStandardSET(PH标准液) | set | 170 | Amresco分装 |
| B580 | Phytagel(Geuamgum)(植物凝胶) | 50g/100g/250g/500g | 250/420/1050/1850 | Sigma P8169 |
| B581 | Phyticaciddodecasodiumsalt(植酸钠) | 10g/25g/100g原装 | 430/950/3550 | Sigma P0109 |
| B582 | PIkit(电泳等电点标准PH2.5-6.5) | 1vial原装/10vial原装 | 370/3070 | Pharmacia17047201 |
| B583 | PIkit(电泳等电点标准PH3.5-9.3) | 1vial原装/10vial原装 | 390/3260 | Pharmacia17047101 |
| B584 | PIkit(电泳等电点标准PH5-10.5) | 1vial原装/10vial原装 | 370/3070 | Pharmacia17047301 |
| B585 | Piperacillin(Pentcillin,Pipracil)(哌拉西林) | 1g原装 | 480 | INALCO1758-9170 |
| B587 | PlateCountAgar | 100g原装/500g原装 | 530/1730 | BD 247930 |
| B590 | PMS(甲基吩嗪甲基硫酸盐,吩嗪硫酸甲酯) | 1g | 250 | Amresco分装 |
| B591 | pNPG（对硝苯基-b-D-吡喃半乳糖苷） | 1g/5g/25g 原装 | 360/1480/6050 | Amresco 0680 |
| B592 | pNPG（对硝苯基-α-D-吡喃半乳糖苷） | 250mg/1g/5g | 430/1380/5720 | Sigma N0877 |
| B593 | PNPP2Na(对硝基苯磷酸二钠) | 5g/25g/100g/100g原装 | 180/680/2800/3350 | Amresco 0364 |
| B594 | Polygalacturonicacid(多聚半乳糖醛酸钠) | 5g/25g原装/100g原装 | 780/3740/5800 | Sigma P3850 |
| B595 | Poly-L-Lysine（15-30万）(多聚-L-赖氨酸) | 25mg/100mg/1g原装 | 290/990/9030 | Sigma P1399 |
| B596 | Poly-L-Lysine(3-7万)(多聚-L-赖氨酸) | 25mg/100mg/1g原装 | 290/990/9030 | Sigma P2636 |
| B597 | Poly-L-Lysine（7-15万）(多聚-L-赖氨酸) | 25mg/100mg/1g原装 | 290/990/9030 | Sigma P1274 |
| B598 | PolymyxinBSulfate(多粘菌素B) | 1mu/2.5mu/5mu | 130/290/550 | Amresco分装 |
| B599 | Polypeptone(多聚蛋白胨) | 500g原装 | 650 | Japan |
| B600 | Polypeptone(多聚蛋白胨) | 250g/1kg | 80/300 | 国产 |
| B601 | PonceauS(丽春红) | 10g/25g/100ml | 70/160/50 | Amresco分装 |
| B602 | PonceauS(猩红S) | 10g/100g原装 | 120/970 | Amresco 0860 |
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