- P&A
- P.A.L.M
- P.A.R.I.S.
- PABPARAGON BIOTECH,INC.
- PAN BIOTECH GMBH
- PARISH CHEMICAL COMPANY
- PARROT
- PBLPBL INTERFERONSOURCE
- PBTPROTEIN BIOTECHNOLOGIES,INC.
- PCBPERCELL BIOLYTICA, A.B.
- PCTPLANT CELL TECHNOLOGY,INC.
- PDLPICODROP LIMITED
- PDXジャパン
- PEAKDALE
- PEPROTECH EC,LTD.
- PEPSCAN SYSTEMS BV
- PEPTECH CORPORATION
- PEPTIDE INTERNATIONAL,INC.
- PEPTRON,INC.
- PEQPEQLAB BIOTECHNOLOGIE GMBH
- PERRY EQUIPMENT
- PERSOL
- PEVIVA AB
- PFAFERRO PFANSTIEHL LABORATORIES,INC.
- PFALTZ & BAUER,INC.
- PFANSTIEHL LABORATOREIS INC.
- PFU
- PGIPROTEINTECH GROUP,INC.
- PGNPROGEN BIOTECHNIK GMBH
- PHARMACORE,INC.
- PHARMEKS LTD.
- PHOENIX BIOMEDICAL PRODUCTS, INC.
- PHOENIX PHARMACEUTICALS,INC.
- PHYTOCHEM
- PHYTOTECHNOLOGY LABORATORIES,LLC
- PICKCELL
- PIERCE BIOTECHNOLOGY,INC.
- PIERCE CHEMICAL
- PIKA TECHNOLOGY
- PIOLINK
- PIRPROTOS IMMUNORESEARCH
- PIエンジニアリング
- PLANTRONICS
- PLATTE VALLEY SCIENTIFIC,LLC
- PLATYPUS TECHNOLOGIES,LLC
- PLIPENINSULA LABORATORIES INC. DIVISION OF BACHEM
- PNTPENTA BIOTECH,INC.
- POLHEMUS
- POLYCOM
- POLYMER LABORATORIES LTD.
- POLYMER SOURCE,INC
- POLYPLUS-TRANSFECTION SAS
- POLYSCIENCES,INC.
- PORPHYRIN SYSTEMS GBR
- POWERCOM
- POWER-DYNE DIV.,BIDWELL INDUSTRIAL GROUP
- PPSPHOSPHOSOLUTIONS,LLC
- PQIJAPAN
- PRCPRIONICS AG
- PRDPRODESSE,INC.
- PRECISION DYNAMICS CORPORATION
- PRESI
- PRESTWICK CHEMICAL,INC.
- PRINCETON BIOMOLECULAR INC.
- PROGEN BIOTECHNIK GMBH
- PROIMMUNE LTD.
- PROKARIA EHF
- PRO-LAB INC.
- PROMECON
- PROMEGA BIOSCIENCES, INC.
- PROMISE
- PROMOCELL GMBH
- PROSPEC-TANY TECHNOGENE LTD.
- PROTEINTECH GROUP,INC.
- PROTEOME RESOURCES LLC
- PROTERA S.R.L.
- PROTEUS BIOSCIENCES INC.
- PROTOS BIOTECH CORPORATION
- PROTOX BIOTECH
- PRSPRIME SYNTHESIS,INC.
- PSCPROSCI INC.
- PSIPOLYSCIENCES,INC.
- PSLPAESEL+LOREI GMBH & CO.
- PTAPROTEIN ALTERNATIVES SL
- PTBPROTEA BIOSCIENCES,INC.
- PTIPEPRO TECH EC,INC.
- PTMPANTOMICS,INC.
- PTSPROTEIN SCIENCES CORP.
- PTYPRIONTYPE GMBH & CO. KG
- PYLAM PRODUCTS COMPANY,INC.
- PYRASPEC
- PZMPROZYME,INC.