• RNA,(G-G-G-G-C-U-A-U-A-G-C-U-C-U-A-G-C-U-C-C-A-C-C-A) (9CI)
• 120500-40-5
• C227H284 N89 O166 P23
• .

• Resins, oleo-, cocoa
• 84649-99-0
• C₁₂H₂₂O₂
• 283-480-6
• 0
• .

• Rosin, maleated,polymer with bisphenol A and formaldehyde, potassium salt
• 171543-63-8
• .

• Ruthenium,tricarbonylbis(triphenylphosphine)-
• 14741-36-7
• C39H30 O3 P2 Ru
• 153.2215
• .

• Red 4 (dye)
• 1342-35-4
• 0
• .

• Retinoic acid,12-hydroxy-, g-lactone
• 10035-29-7
• C20H26 O2
• 298.4192
• .

• Rubomycin
• 11016-72-1
• .

• Rosin, polymer withmaleic anhydride and tall oil, calcium zinc salts
• 163149-26-6
• .

• Rosin, polymer with pentaerythritol, phthalic anhydride and tall oil
• 68554-37-0
• 0
• .

• Restriction endonuclease Hae Ⅲ
• 81295-18-3
• 279-725-1
• 0
• .

• Rhenium, bis(h5-2,4-cyclopentadien-1-yl)hydro-
• 1271-32-5
• C10H11 Re
• 317.4046
• .

• Rubidium vanadate (ortho)
• 13566-05-7
• O₃RbV-₅
• 236-959-9
• 742.68
• .

• Ruthenium,bis[(1,2,3,4,5-h)-2,4-dimethyl-2,4-pentadien-1-yl]-
• 85908-78-7
• C14H22 Ru
• 0
• .

• Rhenium fluoride oxide(ReF5O), (OC-6-21)- (9CI)
• 23377-53-9
• F5O Re
• 242.27316
• .

• Rhodium, dicarbonyl(h5-2,4-cyclopentadien-1-yl)-
• 12192-97-1
• C7H5 O2 Rh
• 224.0189
• .

• Rifamycin VIII,1',4-didehydro-1-deoxy-1,4-dihydro-3'-hydroxy-5'-[4-(2-methoxyethyl)-1-piperazinyl]-1-oxo-(9CI)
• 148236-01-5
• C50H62 N4 O14
• 943.0457
• .

• RO 413 (9CI)
• 102583-50-6
• .

• Ranatachykinin A (9CI)
• 135690-47-0
• C₆₀H₉₂N₁₆O₁₅S
• 1309.54
• .

• RNA formation factorOct 3A (human clone lKHO-9 reduced) (9CI)
• 149086-18-0
• 0
• .

• Ristomycin A aglycone,5,31-dichloro-7-demethyl-64-O-demethyl-19-deoxy-56-O-[2-deoxy-2-[(9-methyl-1-oxodecyl)amino]-b-D-glucopyranuronosyl]-42-O-a-D-mannopyranosyl-N15-methyl-(9CI)
• 110882-82-1
• C82H86 Cl2 N8 O29
• .

• Rifamycin,4-deoxy-20-hydroxy-4-[2-(1-hydroxyethyl)-1-pyrrolidinyl]-
• 64419-06-3
• C43H58 N2 O13
• 0
• .

• Rhamnuscathartica, ext.
• 84623-02-9
• 283-398-0
• .

• Resin acids, manganesesalts
• 9008-34-8
• 232-716-6
• 0
• .

• Racemomycin (8CI,9CI)
• 11006-72-7
• 0
• .

• RNA formation factorC/EBP (Drosophila melanogaster strain Canton S gene slow-border-cells) (9CI)
• 148997-45-9
• 0
• .

• Rhodium,tris(aziridine)trichloro-
• 15555-34-7
• C6H15 Cl3 N3 Rh
• 335.4457
• .

• Ropaque OP 42
• 26634-89-9
• C₂₁H₃₀O₄
• 346.4605
• .

• Ristomycin A aglycone,22,31-dichloro-7-demethyl-64-O-demethyl-19-deoxy-N15-[(phenylmethoxy)carbonyl]-(9CI)
• 104581-72-8
• C66H51 Cl2 N7 O20
• 1333.05204
• .

• RNA formation factor(plasmid pTiAch5 clone pOCC265 gene occR) (9CI)
• 145112-99-8
• 0
• .

• Ruthenium,tricarbonyl[(1,2,3,4-h)-1,3,5,7-cyclooctatetraene]-
• 12282-26-7
• C11H8 O3 Ru
• .

• Rifamycin,3-[[(2-hexenyloxy)imino]methyl]- (9CI)
• 63950-95-8
• C44H58 N2 O13
• 0
• .

• Rhodium,tetracarbonyldi-m-chlorodi-
• 14404-25-2
• C4Cl2 O4 Rh2
• 388.76
• .

• Rosin, maleated, polymer with formaldehyde, pentaerythritol and (1,1,3,3-tetramethylbutyl)phenol
• 111870-77-0
• (C₁₄H₂₂O·C₅H₁₂O₄·CH₂O·)x
• 0
• .

• Rhodium,[1,1'-(1,2-ethanediyl)bis[1,1-diphenylphosphine-kP]][m-(h6-phenyl-kC)](triphenylboron)-
• 72332-27-5
• C50H44 B P2 Rh
• .

• Rodiasine,O12-demethyl-O12'-methyl-, 2-oxide (9CI)
• 61912-73-0
• C38H42 N2 O7
• 638.7493
• .

• Ramoplanin A 1 (peptidemoiety), 1-[N2-[(2Z,8E)-7-methyl-1-oxo-2,8-octadienyl]-L-asparagine]-11-[(2S)-2-[4-[(2,3-di-O-a-D-mannopyranosyl-a-D-mannopyranosyl)oxy]phenyl]glycine]-(9CI)
• 135789-09-2
• C125H164 Cl N21 O45
• .

• Residues, niobiumtantalum oxide carbiding
• 102184-94-1
• 310-075-4
• .

• Rhodamine 800
• 101027-54-7
• C₂₆H₂₆ClN₃O₅
• 495.9547
• .

• Receptor (mousehybridoma 2B4 T-cell protein moiety reduced) (9CI)
• 91609-71-1
• C₁₉H₁₇N₃O₃
• 0
• .

• Riboflavin5'-(trihydrogen diphosphate), 8-demethyl-8-mercapto-, P'®5'-ester with adenosine (9CI)
• 71800-97-0
• C26H31 N9 O15 P2 S
• 0
• .

• RNA formation factorRSRF (human clone lRSRFR2 reduced) (9CI)
• 145892-46-2
• 0
• .

• Reductase, thioredoxin
• 9074-14-0
• 0
• .

• Resinacids and Rosin acids, fumarated, esters with pentaerythritol
• 94581-15-4
• 305-514-1
• .

• Riboflavin, a8-hydroxy- (9CI)
• 52134-62-0
• C17H20 N4 O7
• 0
• .

• Ru-Tuss
• 79329-85-4
• C₈₉H₁₁₉BrCl₃N₇O₁₇
• 0
• .

• Rosin, polymer withglycerol and phenol
• 162353-62-0
• 500-699-7
• .

• RP 11193 (9CI)
• 100215-46-1
• .

• Requinomycin (9CI)
• 12770-40-0
• C40H54 N2 O16
• .

• Residual oils(petroleum), hydrocracked acid-treated solvent-dewaxed
• 92061-86-4
• 295-499-7
• .

• Ribitol,2,5-anhydro-1-deoxy-3,4-O-isopropylidene-1-(1-nitrosoureido)-, DL- (8CI)
• 30002-86-9
• C9H15 N3 O5
• 245.2325
• .