• Retinal, O-ethyloxime
• 99794-88-4
• C22H33 N O
• 0
• .

• Renovaine (9CI)
• 98523-34-3
• 0
• .

• Reductase,ferredoxin-nicotinamide adenine dinucleotide phosphate
• 9029-33-8
• 0
• .

• Retinol, 4,4-difluoro-(9CI)
• 90660-21-2
• C20H28 F2 O
• 0
• .

• Rheumatoid factors
• 9009-79-4
• 0
• .

• rennet
• 9042-08-4
• 232-926-8
• 0
• .

• Rebamipide
• 90098-04-7
• C₁₉H₁₅ClN₂O₄
• 370.7864
• .

• Ruthenium(2+),tris(4,7-diphenyl-1,10-phenanthroline-kN1,kN10)-, (OC-6-11-L)- (9CI)
• 91237-66-0
• C72H48 N6 Ru
• 0
• .

• Resin acids, lead salts
• 9008-26-8
• Pb(C20H29O2)2
• 232-714-5
• 0
• .

• Resins, opopanax
• 9000-78-6
• 232-558-8
• 0
• .

• Reductase,dihydropteridine
• 9074-11-7
• 0
• .

• Rhodium(1+), [(1,2,5,6-h)-1,5-cyclooctadiene][N-(2-pyridinylmethylene)methanamine-N,N']-,chloride (9CI)
• 98716-29-1
• C15H20 N2 Rh . Cl
• 0
• .

• Resin acids, zinc salts
• 9010-69-9
• C₄₀H₅₈O₄Zn
• 232-723-4
• 668.27612
• .

• Rifamycin,3-[[[1-(diethylamino)ethylidene]hydrazono]methyl]-
• 94168-98-6
• C44H60 N4 O12
• 837.08
• .

• Renin
• 9015-94-5
• 232-796-2
• 0
• .

• Raffinose oleate
• 96352-58-8
• C36H64O17
• 768.88316
• .

• Reductase, glutathione
• 9001-48-3
• NULL
• 232-608-9
• 0
• .

• Ristomycin A aglycone,34-O-[2-(acetylamino)-2-deoxy-b-D-glucopyranosyl]-22,31-dichloro-7-demethyl-64-O-demethyl-19-deoxy-56-O-[2-deoxy-2-[[(4Z)-1-oxo-4-decenyl]amino]-b-D-glucopyranosyl]-42-O-a-D-mannopyranosyl-
• 91032-34-7
• C88H95 Cl2 N9 O33
• 0
• .

• Reductase, cytochrome c
• 9027-14-9
• NULL
• 0
• .

• Ricin (castor-oil plantA-chain protein moiety reduced) (9CI)
• 96638-28-7
• 0
• .

• Retinoic acid,4,4-difluoro- (9CI)
• 90660-20-1
• C20H26 F2 O2
• 0
• .

• Rhodium(3+),tris(4,7-diphenyl-1,10-phenanthroline-kN1,kN10)-, (OC-6-11)-
• 94552-81-5
• C72H48 N6 Rh
• 0
• .

• Radio-Opaque
• 96728-15-3
• 0
• .

• Rose, Phyllanthus urinaria, ext.
• 97593-51-6
• 307-356-9
• .

• Rosin,fumarated, reaction products with glycerol and pentaerythritol
• 92202-14-7
• 296-047-1
• .

• Resins, copaiba
• 9000-12-8
• C₉H₁₀O
• 232-288-0
• 0
• .

• Pregna-1,4-diene-3,20-dione,9-chloro-11-hydroxy-6-methyl-, (6a,11b)- (9CI)
• 94087-96-4
• C22H29 Cl O3
• 301-992-0
• 376.91686
• .

• Phosphoric acid,dimethyl 4-nitrophenyl ester
• 950-35-6
• C8H10 N O6 P
• 247.16
• .

• Propanoic acid,2-(2,4-dichlorophenoxy)-, nonyl ester
• 94043-02-4
• C18H26 Cl2 O3
• 301-770-3
• 361.30324
• .

• Phosphonic acid,[[(phosphonomethyl)imino]bis[2,1-ethanediylnitrilobis(methylene)]]tetrakis-,octaammonium salt (9CI)
• 93919-73-4
• C9H28 N3 O15 P5 . 8 H3 N
• 300-056-9
• 3580.376996
• .

• Phenol,2-amino-5-[(4-amino-3-chloro-5-hydroxyphenyl)methyl]-3-chloro-, 1-(hydrogensulfate) (9CI)
• 94887-71-5
• C13H12 Cl2 N2 O5 S
• 0
• .

• Poly(oxy-1,2-ethanediyl),a-sulfo-w-hydroxy-, C9-11-alkyl ethers,sodium salts
• 96130-61-9
• C₂₆H₂₈ClF₂NO₂
• 0
• .

• Peptide YG (Lophiusamericanus pancreatic islet) (9CI)
• 97327-57-6
• C189H280 N54 O57
• 0
• .

• Phenol,2,6-dicyclopentyl-3-methyl-5-(1-methylethyl)-
• 94022-23-8
• C20H30 O
• 301-518-2
• 286.4516
• .

• Propanoic acid,2-[4-[(6-chloro-2-benzoxazolyl)oxy]phenoxy]-
• 95617-09-7
• C₁₆H₁₂ClNO₅
• 333.7232
• .

• Protodyne (9CI)
• 9050-79-7
• 0
• .

• Propanamide,2-amino-N-[[(6S,7R,9R,14aS,15R)-7-cyano-1,5,6,7,9,10,13,14,14a,15-decahydro-2,11-dimethoxy-3,12,16-trimethyl-1,4,10,13-tetraoxo-6,15-imino-4H-isoquino[3,2-b][3]benzazocin-9-yl]methyl]-,(2S)-
• 98205-62-0
• C29H33 N5 O7
• 0
• .

• Phosphonic acid,[1,2-ethanediylbis[[(phosphonomethyl)imino]-2,1-ethanediylnitrilobis(methylene)]]tetrakis-,hexaammonium salt (9CI)
• 94023-07-1
• C12H36 N4 O18 P6 . 6 H3 N
• 301-602-9
• 3090.45795
• .

• Glutathioneperoxidase
• 9013-66-5
• NULL
• 232-749-6
• 0
• .

• Phosphonic acid,[1,2-ethanediylbis[[(phosphonomethyl)imino]-2,1-ethanediylnitrilobis(methylene)]]tetrakis-,octapotassium salt (9CI)
• 93919-82-5
• C12H36 N4 O18 P6 . 8 K
• 300-066-3
• 2292.87434
• .

• Phenol, sec-octyl-(6CI,7CI,9CI)
• 93891-78-2
• C14H22 O
• 299-461-0
• 206.32388
• .

• Poly(oxypropylene)glycol, trimethylopropane, toluene diisocyanate polymer
• 9040-80-6
• 0
• .

• Propanenitrile,3-amino-2-methyl-
• 96-16-2
• C₄H₈N₂
• 202-484-0
• 84.11972
• .

• Pregna-1,4-diene-3,20-dione,9-fluoro-6,11,21-trihydroxy-16-methyl-17-(1-oxopropoxy)-, (6b,11b,16a)- (9CI)
• 91677-33-7
• C25H33 F O7
• 0
• .

• Propanoic acid,2-oxo-3-sulfo-
• 98022-26-5
• C3H4 O6 S
• 0
• .

• Polysiloxane
• 9011-19-2
• 0
• .

• Pentanoic acid,1,1,5-trimethylheptyl ester
• 96846-73-0
• C15H30 O2
• 306-308-4
• 242.3975
• .

• Phosphonic acid,[(tetradecylimino)bis(methylene)]bis-, triammonium salt (9CI)
• 94202-01-4
• C16H37 N O6 P2 . 3 H3 N
• 303-693-0
• 452.507162
• .

• Poly(oxy-1,2-ethanediyl),a-phosphono-w-(decyloxy)-
• 9004-80-2
• (C2H4 O)n C10 H23 O4 P
• 0
• .

• Pentanol, branched andlinear
• 94624-12-1
• C10H24O2
• 305-536-1
• 176.3
• .