• Propanoyl fluoride,2,3,3,3-tetrafluoro-2-[1,1,2,3,3,3-hexafluoro-2-[1,1,2,3,3,3-hexafluoro-2-(1,1,2,2,3,3,3-heptafluoropropoxy)propoxy]propoxy]-
• 27639-98-1
• C₁₂F₂₄O₄
• 629.09
• .

• Phenol,5-bromo-2-nitro-
• 27684-84-0
• C₆H₄BrNO₃
• 218
• .

• Phosphine,1,1'-(1,5-pentanediyl)bis[1,1'-diphenyl-
• 27721-02-4
• C₂₉H₃₀P₂
• 440.5
• .

• Phosphonic acid,P,P',P''-[nitrilotris(methylene)]tris-, potassium salt (1:?)
• 27794-93-0
• C₃H₁₂NO₉P₃^.xK
• 248-660-0
• 527.592123
• .

• p-Heptyloxybenzaldehyde
• 27893-41-0
• C14H20O2
• 248-714-3
• 220.31
• .

• Phenyltrimethylammonium methosulfate
• 28001-58-3
• C10H17NO4S
• 247.30
• .

• Piperidine,4-(2-methoxyphenoxy)-
• 28033-32-1
• C12H17NO2
• 0
• .

• Piperidine,4-[4-(trifluoromethyl)phenoxy]-
• 28033-37-6
• C12H14 F3 N O
• 261.24
• .

• Palladium,diamminebis(nitrito-kO)-
• 28068-05-5
• H6N4 O4 Pd
• 248-814-7
• 232.491
• .

• Pyridine,2-iodo-5-nitro-
• 28080-54-8
• C₅H₃IN₂O₂
• 249.99
• .

• Phosphoric acid,(1-methylethyl)phenyl diphenyl ester
• 28108-99-8
• C₂₁H₂₁O₄P
• 248-848-2
• 368.37
• .

• Phenol,2-bromo-6-methoxy-
• 28165-49-3
• C7H7BrO2
• 203.03
• .

• Phenol,2-amino-6-bromo-
• 28165-50-6
• C₆H₆BrNO
• 188.02
• .

• Poly[imino[(2S)-2-amino-1-oxo-1,6-hexanediyl]]
• 28211-04-3
• (C₆H₁₂N₂O)_n
• 1500~3000
• .

• Phosphonous dichloride,P,P'-1,2-ethanediylbis-
• 28240-69-9
• C₂H₄Cl₄P₂
• 231.814
• .

• p-Tolueneboronic acid,3,5-dinitro- (8CI)
• 28249-49-2
• C7H7BN2O6
• 225.95
• .

• Phosphonium,(3-methylbutyl)triphenyl-, bromide (1:1)
• 28322-40-9
• C23H26 P . Br
• 248-966-4
• 413.33
• .

• Palladium,dichlorobis(triethylphosphine)-
• 28425-04-9
• C12H30 Cl2 P2 Pd
• 413.64
• .

• Phosphonic acid,P-[(methylthio)methyl]-, diethyl ester
• 28460-01-7
• C₆H₁₅O₃PS
• 198.22
• .

• Pyrazole, 4-amino-1,3,5-trimethyl-
• 28466-21-9
• C₆H₁₁N₃
• -0
• 125.17
• .

• Propane,1,1,1,3,3,3-hexafluoro-2-(fluoromethoxy)-
• 28523-86-6
• C₄H₃F₇O
• 200.06
• .

• perfluorodimethylcyclobutane
• 28677-00-1
• C6F12
• 249-145-3
• 300.04
• .

• Propanedioic acid,2-(3,4-dichlorophenyl)-, 1,3-diethyl ester
• 28751-26-0
• C13H14 Cl2 O4
• 305.15
• .

• Propanedioic acid,2-chloro-, 1,3-dimethyl ester
• 28868-76-0
• C₅H₇ClO₄
• 249-275-0
• 166.56
• .

• Poly(oxy-1,2-ethanediyl),a-hydro-w-[(1-oxo-2-propen-1-yl)oxy]-, ether with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol (3:1)
• 28961-43-5
• (C2H4 O)n (C2 H4 O)n (C2 H4 O)n C15 H20 O6
• 428.475
• .

• Phenol,2-(phenylmethyl)-
• 28994-41-4
• C13H12 O
• 249-361-8
• 184.24
• .

• Pyridine-2,4-dicarbonitrile
• 29181-50-8
• C7H3N3
• 249-492-0
• 129.12
• .

• Pyridine,2,3-dibromo-5-methyl-
• 29232-39-1
• C₆H₅Br₂N
• 250.92
• .

• Pirimiphos methyl (O-(2-(Diethylamino)-6-methyl-4- pyrimidinyl)-O,O-dimethyl phosphorothioate)
• 29232-93-7
• C₁₁H₂₀N₃O₃PS
• 249-528-5
• 305.33
• .

• Pyridine,5-bromo-2-chloro-3-methyl-
• 29241-60-9
• C₆H₅BrClN
• 206.47
• .

• Propanedioic acid,2-bromo-2-methyl-, 1,3-diethyl ester
• 29263-94-3
• C8H13 Br O4
• 249-541-6
• 253.09
• .

• Pyrazolo[1,5-a]pyrimidine,5-chloro-
• 29274-24-6
• C₆H₄ClN₃
• 153.57
• .

• Pyridine,5-bromo-2-fluoro-3-methyl-
• 29312-98-9
• C₆H₅BrFN
• 190.01
• .

• Phosphonic acid,P,P'-(1-hydroxyethylidene)bis-, sodium salt (1:?)
• 29329-71-3
• C₂H₈O₇P₂^.xNa
• 249-559-4
• 293.955562
• .

• Propanimidamide,N-hydroxy-
• 29335-36-2
• C3H8 N2 O
• 88.11
• .

• Pyrazine,2-(1-methylethyl)-
• 29460-90-0
• C₇H₁₀N₂
• 249-646-7
• 122.1677
• .

• Pyrazine,2-(2-methylpropyl)-
• 29460-92-2
• C₈H₁₂N₂
• 249-647-2
• 136.19
• .

• Propane,1,3-dichloro-2,2-dimethyl-
• 29559-55-5
• C5H10 Cl2
• 141.04
• .

• Pentanedioic acid,1,5-diisodecyl ester
• 29733-18-4
• C25H48 O4
• 249-818-1
• 412.65
• .

• Palladium,dichlorobis(tricyclohexylphosphine)-
• 29934-17-6
• C₃₆H₆₆Cl₂P₂Pd
• 738.18
• .

• Palladium,[1,1'-(1,4-butanediyl)bis[1,1-diphenylphosphine-kP]]dichloro-, (SP-4-2)-
• 29964-62-3
• C₂₈H₂₈Cl₂P₂Pd
• 243-231-4
• 603.8
• .

• Phosphonium,(2-ethoxy-1-methyl-2-oxoethyl)triphenyl-, bromide (1:1)
• 30018-16-7
• C₂₃H₂₄BrO₂P
• 250-002-2
• 443.32
• .

• Piperazine,1-[bis(4-fluorophenyl)methyl]-4-[(2E)-3-phenyl-2-propen-1-yl]-, hydrochloride(1:2)
• 30484-77-6
• C₂₆H₂₈Cl₂F₂N₂
• 250-216-6
• 404.494846
• .

• Paraformaldehyde
• 30525-89-4
• (CH2O)x
• 200-001-8
• 30.0258
• .

• Polyquats-GreatAp126
• 31075-24-8
• (C10H24Cl2N2O)mult
• 259.219
• .

• Piperazine,1-(3-bromophenyl)-
• 31197-30-5
• C₁₀H₁₃BrN₂
• 241.13
• .

• Propetamphos (3-[(Ethylamino)methoxyphosphinothioyl]oxy]-2- butenoic acid, 1-methylethyl ester)
• 31218-83-4
• C10H20 N O4 P S
• 250-517-2
• 281.310
• .

• Phosphonium,(2-chloroethyl)triphenyl-, bromide (1:1)
• 31238-20-7
• C20H19ClP?Br
• 250-527-7
• 405.7011
• .

• Piperidine,4-(phenylmethyl)-
• 31252-42-3
• C₁₂H₁₇N
• 250-535-0
• 175.27
• .

• Palladium,bis[1,1'-(1,2-ethanediyl)bis[1,1-diphenylphosphine-kP]]-, (T-4)-
• 31277-98-2
• C₅₂H₄₈P₄Pd
• 903.25
• .