• Rhizophora mangle, ext.
• 90106-19-7
• 290-240-4
• .

• Retinal,3,4-didehydro-5,6-epoxy-5,6-dihydro- (9CI)
• 20008-03-1
• C20H26 O2
• 0
• .

• RH 2300 (9CI)
• 12680-35-2
• .

• RNA formation factor E2F 1 (human clone RBP3 reduced) (9CI)
• 148412-04-8
• .

• Ruthenium Violet (9CI)
• 58516-31-7
• .

• RALUFON (R) NO 14
• 63950-87-8
• 0
• .

• Ruthenium(3+),pentaammine(4-methylpyridine)-, trichloride, (OC-6-22)- (9CI)
• 80584-10-7
• C6H22 N6 Ru . 3 Cl
• .

• Resins, oleo-, onion
• 130007-42-0
• .

• Rubidium, di-m-bromodi-
• 12409-58-4
• Br2Rb2
• 271.07776
• .

• Rhododendron luteum,ext.
• 85251-82-7
• 286-495-6
• .

• Radium, isotope of mass225
• 13981-53-8
• Ra
• 0
• .

• RNA formation factorAdf 1 (Drosophila melanogaster clone 19S alcohol dehydrogenase genepromoter-specific reduced) (9CI)
• 147015-16-5
• 0
• .

• Ramitec
• 122168-68-7
• 0
• .

• RP 16511 (9CI)
• 102648-12-4
• .

• R 33956 (9CI)
• 87495-26-9
• .

• Rifamycin VIII,5'-[bis(2-ethoxyethyl)amino]-1',4-didehydro-1-deoxy-1,4-dihydro-1-oxo- (9CI)
• 105396-22-3
• C51H65 N3 O14
• 944.0735
• .

• Reductase,protochlorophyllide (reduced nicotinamide adenine dinucleotide phosphate)
• 68518-04-7
• .

• Rhodate(2-),hexachloro-, hydrogen (1:2), (OC-6-11)-
• 36732-58-8
• Cl6Rh . 2 H
• 0
• .

• Resins, Aquilariaagallocha
• 94350-09-1
• 305-227-1
• .

• Rifamycin VIII,1',4-didehydro-1-deoxy-1,4-dihydro-3'-hydroxy-1-oxo-5'-(1-piperidinyl)- (9CI)
• 105396-58-5
• C48H57 N3 O13
• 883.9785
• .

• Resins, dammar copals
• 92797-26-7
• 296-562-1
• .

• RH-532
• 60937-96-4
• .

• Rifamycin,4-O-(carboxymethyl)-21-deoxy-20-hydroxy-21-oxo-
• 15271-73-5
• C39H47 N O15
• 0
• .

• Rifamycin,3,3'-[(1,2-dioxo-1,2-ethanediyl)bis(2-hydrazinyl-1-ylidenemethylidyne)]bis-(9CI)
• 51707-30-3
• C78H96 N6 O26
• .

• Ruthenium(2+),tetraamminechloronitrosyl-, dichloride, (OC-6-23)- (9CI)
• 29046-69-3
• ClH12 N5 O Ru . 2 Cl
• 230.61942
• .

• Ruthenium(3+),hexaammine-, triiodide, (OC-6-11)- (9CI)
• 16446-62-1
• H18N6 Ru . 3 I
• 240-497-3
• 583.96653
• .

• Rhodium(1+),dichlorobis(1,2-ethanediamine-kN,kN')-, chloride, (OC-6-12)- (9CI)
• 15444-63-0
• C4H16 Cl2 N4 Rh . Cl
• .

• Rifamycin,3-[[[4-(2-propenyl)-1-piperazinyl]imino]methyl]- (9CI)
• 56964-36-4
• C45H60 N4 O12
• 848.9775
• .

• RNA formation factor(Antirrhinum majus clone defH33 gene squamosa reduced) (9CI)
• 147336-50-3
• 0
• .

• Rhodium(1+),tetrakis(4-aminopyridine)dichloro-, chloride, trans- (8CI)
• 25504-21-6
• C20H24 Cl2 N8 Rh . Cl
• 566.3989
• .

• Retinol, heptanoate(9CI)
• 88641-44-5
• C27H42 O2
• 289-433-6
• 398.62118
• .

• Rhubarb, Rheumrhaponticum, ext.
• 90106-29-9
• 290-251-4
• .

• Reductase,amine-tetrazolium (9CI)
• 9055-42-9
• .

• RNA formation factor B1 (Xenopus borealis clone Xb-1 reduced) (9CI)
• 134582-74-4
• 0
• .

• Rose P
• 79633-11-7
• .

• Rhenium,dodecacarbonyltri-m-hydrotri-, triangulo
• 73463-62-4
• C12H3 O12 Re3
• .

• Reductase, D-xylulose
• 9028-16-4
• .

• Resin acids and Rosin acids, esters with triethylene glycol
• 8050-25-7
• 232-478-3
• 0
• .

• Residues, tungstenmanufg. electrostatic sepn.
• 102110-51-0
• 310-052-9
• .

• Residues (petroleum),vacuum, hydrocracked, vacuum distn. residues
• 129893-08-9
• 0
• .

• Resin acids and Rosinacids, sulfurized, zinc salts
• 100684-41-1
• 309-715-5
• .

• Residues (petroleum),distn. residue thermal cracking hydrogenation
• 102242-59-1
• 310-091-1
• .

• Ranatuerin 4 (reduced)(9CI)
• 215715-54-1
• C126H206 N30 O28 S2
• .

• Riboflavin5'-(trihydrogen diphosphate), P'®5'-ester with N-[6-[(2,4-dinitrophenyl)amino]hexyl]adenosine (9CI)
• 73121-99-0
• C39H48 N12 O19 P2
• 0
• .

• Resin acids, titaniumsalts
• 91081-41-3
• 293-645-4
• .

• Reductase, steroid 5a-
• 9081-34-9
• .

• Resin acids and Rosinacids, epoxidized
• 91081-20-8
• 293-622-9
• .

• Ruthenium,triamminetrichloro-, (OC-6-22)-
• 58240-55-4
• Cl3H9 N3 Ru
• 258.54
• .

• Roburic acid
• 6812-81-3
• C₃₀H₄₈O₂
• 440.707
• .

• Residual oils(petroleum), oxidized, calcium salts
• 68603-14-5
• 271-641-3
• .