• RU 26559
• 68599-28-0
• .

• Rosin, polymer with formaldehyde, phenol and phthalic anhydride
• 68413-06-9
• .

• Renin,ç-
• 85270-20-8
• .

• Rebephthale
• 74139-78-9
• .

• Rosin, polymer with fumaric acid, pentaerythritol, phthalic anhydride and soybean oil
• 68122-75-8
• .

• Ribasidine
• 88151-44-4
• .

• Ryosenaminol
• 88142-54-5
• .

• Robustadial A
• 8813-99-8
• C₂₃H₃₀O₅
• 386.4813
• .

• Ruizgenin
• 74609-42-0
• .

• Rosin, fumarated, polymer with glycerol, compd. with 2-amino-2-methyl-1-propanol
• 68554-19-8
• .

• Rosin, fumarated, polymer with ethanolamine and ethylene glycol
• 68554-17-6
• .

• Resin acids and Rosin acids, hydrogenated, manganese salts
• 68554-13-2
• .

• Rosin modified polyester resin of fumaric acid, pentaerythritol, ethylene glycol
• 68188-62-5
• .

• R 29814
• 53786-67-7
• .

• Rimidine Plus
• 74522-90-0
• .

• Ruthenium (3+), tetraamminediaqua-, (OC-6-22)-, salt with trifluoromethanesulfonic acid (1:3)
• 74468-24-9
• CH₁₃F₃N₄O₅RuS-
• 351.26793
• .

• RA 6 (neoplasm inhibitor)
• 53084-55-2
• .

• Reductase,uridine diphosphoacetylpyruvoylglucosamine
• 39307-28-3
• .

• RMI 61221
• 56972-90-8
• C₂₇H₂₄N₂O₂
• 408.49166
• .

• RP 35407, hydrochloride
• 73905-29-0
• .

• RP 34835, hydrochloride
• 73905-27-8
• .

• Rosin, tall oil fatty acids polymer
• 68153-55-9
• .

• Relaxin (rat-A reduced)
• 77614-15-4
• .

• Rosin, polymer with isophthalic acid, soybean oil, terephthalic acid and trimethylolpropane
• 68332-82-1
• .

• RNC
• 56833-66-0
• .

• Reflexin (lactone)
• 38971-88-9
• .

• Rutecarpene
• 38750-16-2
• .

• Rutecarpane
• 38750-15-1
• .

• Ro 31-2778
• 95211-88-4
• .

• RU 2785
• 39035-36-4
• .

• Radulanin C
• 68104-13-2
• .

• Rosin, polymer with fumaric acid, glycerol, maleic anhydride, phthalic anhydride and tall oil
• 68015-18-9
• .

• r-(phenylacetyl)-
• 5666-04-6
• .

• Ro-12-9933
• 95036-97-8
• C₁₉H₂₀Cl₂O₃
• 367.2663
• .

• r-Naphthocyclinone
• 54826-93-6
• .

• Rosin, polymer with p-tert-butylbenzoic acid, 2-(dimethylamino)ethanol, glycerol, pentaerythritol, phthalic anhydride and soybean oil
• 68083-24-9
• .

• RU 19214
• 54760-54-2
• .

• RU 19065
• 54760-53-1
• .

• Rochem oil spill remover (wsa)
• 75602-95-8
• .

• Rifazone 62
• 52474-40-5
• .

• Rosin, polymer with ethylene glycol, glycerol, maleic anhydride andsoybean oil
• 68038-40-4
• .

• Rosin, lignin, asphalt, sodium potassium salt
• 68515-04-8
• .

• Rosin, polymer with adipic acid, bisphenol A, formaldehyde and glycerol
• 68515-00-4
• .

• Rosin, maleated, polymer with propylene glycol
• 68188-54-5
• .

• Rosin modified fumaric acid, ethylene glycol, diethylene glycol polymer
• 68152-49-8
• .

• Rosin, fumarated, polymer with azelaic acid and glycerol
• 68152-45-4
• .

• Riol 2
• 53223-24-8
• .

• Relaxin (swine B-32-chain reduced)
• 82120-04-5
• .

• Ro 22-3294
• 82082-34-6
• .

• Rosin, fumarated, polymer with pentaerythritol, ammonium salt
• 68139-33-3
• .