| 59859-98-2 | Rostronol F | C22H32O6 |
| 100656-54-0 | Residues, copper speissacid leaching |
| 93303-16-3 | ROLLINICIN | C37H66O7 |
| 74924-35-9 | RAM-346 | C19H25 N O3 |
| 126651-92-1 | resorthiomycin | C14H20 O4 S |
| 115473-63-7 | rupestonic acid | C15H20 O3 |
| 97162-63-5 | Remazole Blue B |
| 101150-03-2 | Reductase,12-oxophytodienoate |
| 9023-04-5 | Ribosyltransferase |
| 18265-55-9 | ROSEBENGALEA | C20H6 Cl2 I4 O5 . 2 Na |
| 8070-06-2 | RDH 0375B |
| 14358-90-8 | R-alpha-Lipoic acid tromethamine salt | C8H14O2S2.C4H11NO3;C12H25NO5S2 |
| 11113-84-1 | Ruthenium oxide | O2Ru |
| 138846-62-5 | rhizoferrin | C16H24 N2 O12 |
| 9042-08-4 | RENNET TYPE II |
| 12671-21-5 | RNA (Saccharomycescerevisiae tRNATrp II) (9CI) |
| 91032-37-0 | Ristomycin A aglycone, 34-O-2-(acetylamino)-2-deoxy-.beta.-D-glucopyranosyl-22,31-dichloro-7-demethyl-64-O-demethyl-19-deoxy-56-O-2-deoxy-2-(8-methyl-1-oxodecyl)amino-.beta.-D-glucopyranosyl-42-O-.alpha.-D-mannopyranosyl- | C89H99Cl2N9O33 |
| 108351-49-1 | rodaplutin | C24H39 N9 O7 |
| 29139-09-1 | Rhodate(3-),hexakis(nitrito-kN)-,(OC-6-11)- | N6O12 Rh |
| 18046-87-2 | r-Serratane |
| 9009-79-4 | RHEUMATOID FACTOR |
| 17056-36-9 | Rubidium, isotope ofmass 83 | Rb |
| 168010-55-7 | RO 47-3400 |
| 27353-21-5 | Rhodium(3+),tris(1,10-phenanthroline-kN1,kN10)-, trichloride, (OC-6-11)-(9CI) | C36H24 N6 Rh . 3 Cl |
| 58543-17-2 | REBAUDIOSIDE B(P)(NEW) | C38H60O18 |
| 69245-38-1 | rudolfomycin | C42H52 N2 O16 |
| 82354-66-3 | r-Isobufalin |
| 64742-01-4 | Residual oils (petroleum), solvent-refined |
| 13581-93-6 | RU 2068 |
| 144980-29-0 | Repinotan | C21H24 N2 O4 S |
| 100751-82-4 | restacorin | C11H18 N4 . Cl H |
| 93674-99-8 | RGDV | C17H31 N7 O7 |
| 339-16-2 | Retinoic acid, methyl ester | C21H30 O2 |
| 68850-54-4 | Rutapox LB 64 |
| 125313-65-7 | RO-31-7549 | C24H22 N4 O2 |
| 752-13-6 | Riboflavin, 2',3',4',5'-tetraacetate | C25H28 N4 O10 |
| 15662-33-6 | RYANODINE | C25H35 N O9 |
| 71902-15-3 | Reactive Orange 78 | C20H19 N3 O11 S3 . 2 Na |
| 12238-01-6 | Reactive Red 15 | C25H14ClN7O13S4.4Na |
| 188654-57-1 | RX 3D |
| 22327-28-2 | Ruthenium(1+),tetraamminedichloro-, chloride (1:1), (OC-6-22)- | Cl2H12 N4 Ru . Cl |
| 12226-39-0 | Reactive violet 7 |
| 67287-39-2 | R(+)-6-CHLORO-7,8-DIHYDROXY-1-PHENYL-2,3,4,5-TETRAHYDRO-1H-3-BENZAZEPINE HYDROBROMIDE | C16H16ClNO2•BrH |
| 18426-17-0 | R(-)-N-ALLYLNORAPOMORPHINE HBR | C19H19 N O2 |
| 78092-65-6 | Ristianol | C8H11 N O S |
| 78466-98-5 | Razobazam | C14H14 N4 O2 |
| 34964-03-9 | Rhodium, [bis[3- (diphenylphosphino)propyl]phenylphosphine-P,P, P]chloro-, (SP-4-3)- |
| 68107-81-3 | R-Acebutolol | C18H28N2O4 |
| 15622-42-1 | RHENIUM(III) IODIDE | I3Re |
| 7693-77-8 | Resedine | C9H9NO2 |
| 115907-04-5 | RA 1 (halocarbon) |
| 59763-43-8 | RC-2B |
| 10043-92-2 | Radon | Rn |
| 134615-37-5 | REVEROMYCIN A | C36H52 O11 |
| 144635-09-6 | Rosin, polymer with4-biphenylol, p-tert-butylphenol and formaldehyde |
| 79817-41-7 | Reogan | Ba. Ca H2 O2 . H2 Mg O2 . H2 O4 S . |
| 80-72-8 | reductic acid | C5H6 O3 |
| 145941-27-1 | RHO3 protein |
| 146589-82-4 | RAP1-interacting protein, yeast |
| 32953-89-2 | Rimiterol | C12H17NO3 |
| 1404-48-4 | Relomycin | C46H79 N O17 |
| 82351-35-7 | Rennie | C2H4Ca2MgO6+6 |
| 12225-54-6 | Reactive blue 40 |
| 9028-30-2 | Reductase,glucuronolactone |
| 146104-79-2 | Ravecarb 111 |
| 95079-19-9 | RESORUFIN BETA-D-GALACTOPYRANOSIDE | C18H17 N O8 |
| 21884-47-9 | RUBROSKYRIN | C30H22 O12 |
| 14285-68-8 | RHENIUM CARBONYL | C10O10 Re2 |
| 76543-88-9 | Roferon-A |
| 144459-70-1 | Rofleponide | C25H34 F2 O6 |
| 14729-29-4 | RORIDIN A | C29H40 O9 |
| 15602-35-4 | rhodium - ethanedioic acid (1:3) | C6O12 Rh . 3 K |
| 14267-74-4 | rhodium(3+) bromide - pyridine (1:3:4) | C20H20 Br2 N4 Rh . Br |
| 140709-07-5 | rhenium-186 HEDP | C2H8 O7 P2 . x Re |
| 39369-21-6 | ribonuclease inhibitor, porcine |
| 58751-32-9 | Raphanusin |
| 98225-55-9 | RED SANDALWOOD |
| 95034-26-7 | RI 61 | C60H77 N13 O10 |
| 76187-08-1 | Ro 14-8314/001 |
| 58543-16-1 | REBAUDIOSIDE A | C44H70O23 |
| 12210-70-7 | RUBIDIUM TELLURIDE | Rb2Te |
| 150206-14-7 | RUMBRIN | C20H20 Cl N O3 |
| 142661-98-1 | RbcR protein |
| 153101-26-9 | Regavirumab |
| 54093-30-0 | RA 642 | C24H44 N8 O4 |
| 92594-03-1 | rollinone | C37H66 O7 |
| 32066-26-5 | rhinocaine | C17H23 N O2 |
| 103528-76-3 | Rhizoxin,2,3-deepoxy-2,3-didehydro-17-O-demethyl- | C34H45 N O8 |
| 63550-99-2 | RebaudiosideC | C44H70O22 |
| 23155-04-6 | RAC-TRANS 4-HYDROXYGLYBURIDE | C23H28 Cl N3 O6 S |
| 14014-88-1 | RUTHENIUM (III) BROMIDE | Br3Ru |
| 5952-26-1 | RCRA waste no. U395 | C6H12 N2 O5 |
| 96685-00-6 | Rabdoserrin B |
| 33156-28-4 | Ramnodigin | C29H44 O6 |
| 6027-43-6 | ROOIBOS EXTRACT ASPALATHUS LINEARIS | C21H24O11 |
| 23354-52-1 | REACTIVE RED 194 | C27H22 Cl N7 O16 S5 . 4 Na |
| 70210-00-3 | Reactive Red 83 | C29H18Br2N5Na3O13S3 |
| 98819-77-3 | ReboxetineMesylate | C20H27NO6S |
| 102366-76-7 | Rifamycin II,3'-(methoxycarbonyl)- (9CI) | C41H50 N2 O13 |
| 147205-98-9 | RsaA protein, Caulobacter crescentus |