| 134411-57-7 | RU 53637 |
| 573-40-0 | RAPANONE | C19H30 O4 |
| 8000-25-7 | Rosemary oil | Unspecified |
| 14969-56-3 | RHODANILE BLUE | C48H48 N5 O3 . Cl |
| 121880-08-8 | regelindiol A | C31H50 O4 |
| 56275-41-3 | Refrigerant gas R-500. | C2H4F2•CCl2F2 |
| 121880-07-7 | regelin D | C31H48 O4 |
| 145184-78-7 | rhoptry-associated antigen-2, Plasmodium |
| 87051-43-2 | RITANSERIN | C27H25 F2 N3 O S |
| 12067-00-4 | RHENIUM TELLURIDE | ReTe2 |
| 113443-70-2 | RHEIN-8-GLUCOSIDE | C21H18 O11 . Ca |
| 23259-14-5 | Rubranitrose | C8H15 N O5 |
| 116528-12-2 | Ristomycin A aglycone,56-O-[2-amino-2-deoxy-b-D-glucopyranuronosyl]-5,31-dichloro-7-demethyl-64-O-demethyl-19-deoxy-N15-methyl-(9CI) | C65H56 Cl2 N8 O23 |
| 140679-94-3 | RA X peptide | C43H52 N6 O11 |
| 156533-33-4 | RAD23 protein, human |
| 71789-18-9 | reladorm | C28H31CaClN4O4 |
| 142463-54-5 | rteA protein |
| 147388-16-7 | RAD25 protein |
| 72230-81-0 | Rosin, fumarated, polymer with dipentaerythritol and pentaerythritol |
| 121-19-7 | Roxarsone | C6H6AsNO6 |
| 632-68-8 | ROSE BENGAL | C20H2Cl4I4K2O5 |
| 154396-73-3 | RK-397 | C35H56 O10 |
| 100684-40-0 | Residues (petroleum),vacuum distn. residue hydrogenation |
| 133376-45-1 | Ristomycin A aglycone, 22, 31-dichloro-38-de(methoxycarbonyl)-7-demethyl-19-deoxy-38-[(methylamino)carbonyl]- |
| 9075-02-9 | Reductoisomerase |
| 95211-87-3 | Ro 31-2269 | C21H40N4O2-2 |
| 51653-14-6 | Rigidite 5208 |
| 132036-88-5 | RAMOSETRON | C17H17N3O |
| 196597-26-9 | Ramelteon | C16H21NO2 |
| 84071-17-0 | Ramixotidinum [Latin] | C16H21N3O3S |
| 73519-10-5 | rhamnocitrin 3-O-isorhamninoside | C34H42 O19 |
| 416839-88-8 | Recombinant ciliary neurotrophic factor, human |
| 18299-04-2 | Rezarson |
| 603-45-2 | Rosolic acid | C19H14O3 |
| 21288-60-8 | rhodomycinone | C22H20 O9 |
| 6870-33-3 | Retronecine N-oxide | C16H26N2O6 |
| 16845-29-7 | Ruthenium chloridehydroxide (RuCl3(OH)) (9CI) | Cl3H O Ru |
| 171522-36-4 | rhinacanthone | C15H14 O3 |
| 73080-51-0 | Repirinast | C20H21 N O5 |
| 69282-18-4 | rubradiric acid A | C25H25 N3 O13 |
| 28131-61-5 | rel-(1R*,2S*)-2-Hydroxy-1-cyclohexanecarboxylic acid | C7H12 O3 |
| 56626-29-0 | Reductase, riboflavin mononucleotide (reduced nicotinamide adenine dinucleotide phosphate) |
| 25605-13-4 | rhenium trifluoride | F3Re |
| 119738-64-6 | RH 292 | C30H46 N3 |
| 9068-38-6 | REVERSE TRANSCRIPTASE, M-MLV, RNASEH+ |
| 85893-68-1 | Ruthenium, bis(eta5-2,3,4-trimethylpenta-2,4-dien-1-yl)- | C16H26Ru-10 |
| 16065-89-7 | rhodium(3+) | Rh |
| 93772-08-8 | rhazimine | C21H22 N2 O3 |
| 127500-84-9 | RO 41-1049 HCL MAO-A INHIBITOR | C12FH12N3OS |
| 8067-92-3 | Retacillin | C93H111KN12O18S4 |
| 90996-54-6 | RHIZOXIN(S) | C35H47 N O9 |
| 2718-25-4 | RHOEADINE | C21H21 N O6 |
| 752-56-7 | RIBOFLAVINE TETRABUTYRATE | C33H44 N4 O10 |
| 103122-78-7 | renin inhibitory peptide, R-PEP-27 | C54H75 N13 O9 |
| 35834-26-5 | ROSAMICIN | C31H51 N O9 |
| 81295-20-7 | RESTRICTION ENDONUCLEASE HHA I FROM*HAEM OPHILUS HAE |
| 58994-96-0 | Ranimustine | C10H18ClN3O7 |
| 129039-46-9 | rubiwettin RG1 |
| 129893-09-0 | Residues (petroleum), vacuum, hydrocracked, vacuum gas oil fraction |
| 54187-04-1 | Rilmenidine | C10H16N2O |
| 37326-18-4 | Ruvit |
| 86108-26-1 | riboflavin 3',5'-bisphosphate | C17H22N4O12P2 |
| 12059-51-7 | RUBIDIUM NIOBATE | LiNbO3 |
| 37341-53-0 | Recombinant Keratinase >70% |
| 87238-52-6 | Ritipenemacoxil | C13H16 N2 O8 S |
| 9032-27-3 | Reduced nicotinamide adeninedinucleotide-rubredoxin reductase |
| 120398-89-2 | RP 170 | C7H11 N3 O5 |
| 19395-41-6 | Ritalinic acid | C13H17NO2 |
| 155761-99-2 | ranalexin | C97H167 N23 O22 S3 |
| 584-09-8 | Rubidium carbonate | Rb2CO3 |
| 15555-25-6 | rhenanite | Ca. H3 O4 P . Na |
| 9002-69-1 | Releasin |
| 91032-26-7 | 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-oxononyl)amino-.beta.-D-glucopyranosyl-42-O-.alpha.-D-mannopyranosyl- | C88H97 Cl2 N9 O33 |
| 85187-33-3 | Reactive Red 84 | C26H21 Br N4 O9 S3 . 2 Na |
| 20559-05-1 | retinyl pivalate | C25H38 O2 |
| 62657-88-9 | RU 19728 | C8H11NO2S |
| 219562-35-3 | Rikanon UA 5002, a-hexadecyl-w-[(9Z)-9-octadecen-1-yloxy]- | (C2H4 O)n C34 H68 O |
| 77907-32-5 | Reactive Navy Blue Ker | C40H23O19N9Na6S6Cl2 |
| 111211-44-0 | Reactive yellow 185 | C26H26 Cl N9 O15 S4 . 3 K |
| 22537-38-8 | rubidium | Rb |
| 78366-46-8 | rubeomycin B | C33H43 N O13 |
| 123441-03-2 | Rivastigmine | C14H22N2O2 |
| 137441-82-8 | ryanodyl 3-(pyridine-3-carboxylate) | C26H35NO9 |
| 128298-28-2 | Ramacemide | C17H20N2O |
| 56274-73-8 | retinochrome |
| 132418-36-1 | Rocepafant | C26H23 Cl N6 O S2 |
| 37251-08-4 | Reductase,enoyl- [acyl carrier protein] |
| 66855-44-5 | Regelinone |
| 169758-66-1 | Robalzotan | C18H23 F N2 O2 |
| 2580-78-1 | REACTIVE BLUE 19 | C22H16N2Na2O11S3 |
| 16482-05-6 | Ruthenate(2-),hydroxytetrakis(nitrito-kN)nitrosyl-, sodium (1:2), (OC-6-32)- | HN5 O10 Ru . 2 Na |
| 99660-13-6 | RC 121 | C50H67 N11 O10 S2 |
| 9034-34-8 | REGENERATEDCELLULOSE |
| 16823-51-1 | REACTIVE BLUE 5 | C29H20ClN7O11S3 |
| 23155-00-2 | rac trans-4-Hydroxy Glyburide | C23H28 Cl N3 O6 S |
| 116515-35-6 | Reductase, coenzymeM-7-mercaptoheptanoylthreonine phosphate heterodisulfide |
| 177854-71-6 | Ruthenium(2+),hexakis(1H-imidazole-kN3)-,dichloride,(OC-6-11)- |
| 14284-91-4 | Rhenium,tris(2,4-pentanedionato-kO2,kO4)-, (OC-6-11)- | C15H21 O6 Re |
| 20575-76-2 | Rutaecarpine | C12H26N4O2 |
| 18356-28-0 | Rolziracetam | C7H9 N O2 |