USP Paclitaxel RS
 
 . 
 
USP Paclitaxel Related Compound A RS
 
 [cephalomannine
]
. 
 
USP Paclitaxel Related Compound B RS
 
  [10-deacetyl-7-epipaclitaxel
]
. 
 
Add the following:
USP Paclitaxel Impurity Mixture RS
It is a mixture of paclitaxel and the following related compounds: propyl analog, cephalomannine, 
sec-butyl analog, 
n-butyl analog, benzyl analog, baccatin VI, pentyl analog, and 7-epipaclitaxel.
1S (USP31)
 
USP Padimate O RS
 
 . 
 
USP Palmitic Acid RS
 
 . 
 
USP Pamidronate Disodium RS.
 
 
 
USP Pamoic Acid RS 
 
 
 (C
23H
16O
6 
 

388.38)
. 
 
USP Pancreatin Amylase and Protease RS
. 
USP Pancreatin Lipase RS
. 
USP Pancuronium Bromide RS
 
  [3

,17

-dihydroxy-2

,16

-dipiperidinyl-5

-androstane, 3,17-diacetate, dimethobromide
] 
(C
35H
60Br
2N
2O
4 
 

732.67).
 
Add the following:
USP Pancuronium Bromide Related Compound A RS
.
 
Add the following:
USP Pancuronium Bromide Related Compound B RS
.
 
Add the following:
USP Pancuronium Bromide Related Compound C RS
.
 
Add the following:
USP Pancuronium Internal Standard RS
.
 
USP Racemic Panthenol RS
 
 . 
 
USP Pantolactone RS
 
 . 
 
USP Papain RS
. 
USP Papaverine Hydrochloride RS
. 
USP Parachlorophenol RS.
 
 
 
USP Paramethasone Acetate RS
. 
USP Parbendazole RS
 
 . 
 
USP Paricalcitol RS.
 
 
 
USP Paricalcitol Solution RS.
USP Paromomycin Sulfate RS
. 
USP Paroxetine Hydrochloride RS
 
 . 
 
USP Paroxetine Related Compound B RS 
 
 [trans-4-phenyl-3-[(3,4-methylenedioxy)phenoxy]methylpiperidine hydrochloride
]
. 
 
USP Paroxetine Related Compound C RS 
 
 [(+)-
trans-paroxetine hydrochloride
]
. 
 
USP Paroxetine Related Compound E Mixture RS
 
  [paroxetine hydrochloride spiked with 1-methyl-4-(
p-fluorophenyl)-1,2,3,6-tetrahydropyridine
]
. 
 
USP Paroxetine Related Compound F RS
 
  [trans()-1-methyl-3-[1,3-benzodioxol-5-yloxy)methyl]-4-(fluorophenyl)piperidine
] 
(C
20H
22FNO
3 
 

343.39)
. 
 
USP Paroxetine Related Compound G RS
 
  [(±)
trans-3-[(1,3-benzodioxol-5-yloxy)methyl]-4-(4
¢¢-fluorophenyl-4
¢-phenyl)piperidine hydrochloride
] 
(C
25H
24FNO
3 
 

405.46)
. 
 
USP Paroxetine System Suitability Mixture A RS 
Mixture of approximately 1% paroxetine related compound A [piperidine, 3-[(1,3-benzodioxol-5-yloxy)methyl]-4-(4-methoxyphenyl)-, hydrochloride (3 S-trans); and 1% of paroxetine related compound B [piperidine, 3-[(1,3-benzodioxol-5-yloxy)methyl]-4-phenyl)-, hydrochloride (3 S-trans)]] in a matrix of paroxetine hydrochloride.
USP Parthenolide RS
. 
USP Particle Count RS (2 blanks and 2 suspensions)
. 
USP Penbutolol Sulfate RS
. 
USP Penicillamine RS
 
 . 
 
USP Penicillamine Disulfide RS 
 
 
 (C
10H
20N
2O
4S
2)
. 
 
USP Penicillin G Benzathine RS
. 
USP Penicillin G Potassium RS
. 
USP Penicillin G Procaine RS
. 
USP Penicillin G Sodium RS
. 
USP Penicillin V RS
 
 . 
 
USP Penicillin V Potassium RS
. 
USP Pentazocine RS
 
 . 
 
USP Pentetic Acid RS
 
 . 
 
USP Pentobarbital RS
 
 . 
 
USP Pentoxifylline RS
 
 . 
 
USP Perflubron RS
 
 . 
 
USP Pergolide Mesylate RS
. 
USP Pergolide Sulfoxide RS
 
 [(8

)-8-[(methylsulfinyl)methyl]-6-propyl-
d-ergoline
]
. 
 
USP Perphenazine RS
 
 . 
 
USP Perphenazine Sulfoxide RS
 
 . 
 
USP Phenacetin Melting Point RS
 
 . 
 
USP Phenazopyridine Hydrochloride RS
. 
USP Phendimetrazine Tartrate RS
. 
USP Phenelzine Sulfate RS
. 
USP Pheniramine Maleate RS
. 
USP Phenmetrazine Hydrochloride RS
. 
USP Phenobarbital RS
 
 . 
 
USP Phenol RS.
 
 
 
USP Phenoxybenzamine Hydrochloride RS
. 
USP Phenoxyethanol RS
[2-phenoxyethanol]
. 
USP Phensuximide RS
 
 . 
 
USP Phentermine Hydrochloride RS
. 
USP Phentolamine Mesylate RS
. 
USP l-Phenylalanine RS
 
 . 
 
USP Phenylbenzimidazole Sulfonic Acid RS
 
 . 
 
USP Phenylbutazone RS
 
 . 
 
USP Phenylephrine Hydrochloride RS
. 
USP Phenylethyl Alcohol RS 
 
 
(C
8H
10O 
 

122.17).
 
USP 5-Phenylhydantoin RS
 
 . 
 
USP Phenylpropanediol RS 
 
 [1-phenyl-1,2-propanediol
] 
 (C
9H
12 O
2 
 

152.19)
. 
 
USP Phenylpropanolamine Bitartrate RS
. 
USP Phenylpropanolamine Hydrochloride RS
. 
USP Phenyltoloxamine Citrate RS
 
 . 
 
USP Phenyltoloxamine Related Compound A RS
 
 [2-(2-benzylphenoxy)ethylmethylamine hydrochloride
] 
(C
16H
19NO·HCl 
 

277.79)
. 
 
USP Phenytoin RS
 
 . 
 
USP Phenytoin Related Compound A RS 
 
 [diphenylglycine
] 
 (C
14H
15NO
2 
 

227.26)
. 
 
USP Phenytoin Related Compound B RS
 
 [diphenylhydantoic acid
]  
(C
15H
14N
2O
3 
 

270.29)
. 
 
USP Phenytoin Sodium RS
. 
USP Cultured Rat Pheochromocytoma Reference Photomicrographs VRS.
USP Phosphated Riboflavin RS
. 
USP Physostigmine Salicylate RS
. 
USP Phytonadione RS
 
 . 
 
USP Pilocarpine RS
 
 . 
 
USP Pilocarpine Hydrochloride RS
. 
USP Pilocarpine Nitrate RS
. 
USP Pimozide RS
 
 . 
 
USP Pindolol RS
 
 . 
 
USP Piperacillin RS
 
 . 
 
USP Piroxicam RS
 
 . 
 
USP Plicamycin RS
 
 . 
 
USP Polacrilex Resin RS
 
 . 
 
USP Polacrilin Potassium RS
. 
USP Poloxalene RS
. 
USP Polydimethylsiloxane RS
 
 . 
 
USP High-Density Polyethylene RS
. 
USP Polyethylene Oxide RS
 
 . 
 
USP Low-Density Polyethylene RS
. 
USP Polyethylene Terephthalate RS
. 
USP Polyethylene Terephthalate G RS
. 
USP Polyisobutylene RS.
USP Polymyxin B Sulfate RS
. 
USP Polyoxyl 20 Cetostearyl Ether RS.
USP Polyoxyl 10 Oleyl Ether RS.
USP Polyoxyl 10 Stearyl Ether RS.
USP Polyoxyl 35 Castor Oil RS
. 
USP Polyoxyl 40 Stearate RS
 
 . 
 
USP Polyoxyl Lauryl Ether RS.
 
 
 
USP Polyoxyl Oleate RS.
USP Posterior Pituitary RS
. 
USP Potassium Gluconate RS
. 
USP Potassium Guaiacolsulfonate RS
 
 . 
 
USP Potassium Perchlorate RS.
USP Potassium Sucrose Octasulfate RS 
 
 [
noteSucrosofate Potassium is USAN] 
[
-
d-glucopyranoside, 1,3,4,6-tetra-
O-sulfo-

-
d-fructofuranosyl, tetrakis (hydrogen sulfate), octapotassium salt, heptahydrate
]
 (C
12H
14K
8O
35S
8·7H
2O 
 

1413.64 

 CAS-76578-81-9). 
(anhydrous C
12H
14K
8O
35S
8 
 

1287.53 

 CAS-73264-44-5)
. 
 
USP Potassium Trichloroammineplatinate RS 
 
 
 (Cl
3H
3KNPt 
 

357.58)
. 
 
USP Pralidoxime Chloride RS
 
 . 
 
USP Pramoxine Hydrochloride RS
. 
USP Pravastatin Sodium RS.
 
 
 
USP Pravastatin Related Compound A RS 
 
 [3-

-hydroxyisocompactin
] or 
[sodium (3
R,5
R)-3,5-dihydroxy-7-[(1
S,2
S,3
S,8
S,8a
R)-3-hydroxy-2-methyl-8-[[(2
S)-2-methylbutanoyl]oxy]-1,2,3,7,8,8a-hexahydronaphthalen-1-yl]heptanoate
] 
(C
23H
35NaO
7 
 

446.51).
 
USP Pravastatin Related Compound B RS 
 
 [6
¢-epi-pravastatin
] or 
[sodium (3
R,5
R)-3,5-dihydroxy-7-[(1
S,2
S,6
R,8
S,8a
R)-6-hydroxy-2-methyl-8-[[(2
S)-2-methylbutanoyl]oxy]-1,2,6,7,8,8a-hexahydronaphthalen-1-yl]heptanoate
] 
(C
23H
35NaO
7  
  

446.51
).
 
USP Pravastatin 1,1,3,3-Tetramethylbutylamine RS.
USP Praziquantel RS
 
 . 
 
USP Praziquantel Related Compound A RS 
 
 [2-benzoyl-1,2,3,6,7,11b-hexahydro-4
H-pyrazino [2,1-
a]isoquinolin-4-one
] 
 (C
19H
18N
2O
2 
 

306.37)
. 
 
USP Praziquantel Related Compound B RS 
 
 [2-(cyclohexylcarbonyl)-2,3,6,7-tetrahydro-4
H-pyrazino [2,1-
a]isoquinolin-4-one
] 
 (C
19H
22N
2O
2 
 

310.40)
. 
 
USP Praziquantel Related Compound C RS 
 
 [2-(
N-formylhexahydrohippuroyl-1,2,3,4-tetrahydroisoquinolin-1-one
] 
 (C
19H
22N
2O
4 
 

342.39)
. 
 
USP Prazosin Hydrochloride RS
. 
USP Prednicarbate RS
 
 . 
 
USP Prednicarbate Related Compound A RS 
 
 [1,2-dihydroprednicarbate
]
. 
 
USP Prednicarbate Related Compound B RS 
 
 [prednisolone-17-ethylcarbonate
]
.
 
USP Prednicarbate Related Compound C RS 
 
 [prednisolone-21-propionate
]
.
 
USP Prednisolone RS
 
 . 
 
USP Prednisolone Acetate RS
. 
USP Prednisolone Hemisuccinate RS
 
 . 
 
USP Prednisolone Tebutate RS
 
 . 
 
USP Prednisone RS
 
 . 
 
USP Prednisone Tablets RS (Dissolution Calibrator, Disintegrating)
. 
USP Prilocaine Hydrochloride RS
 
 . 
 
USP Prilocaine RS.
 
 
 
USP Prilocaine Related Compound A RS 
 
 [o-toluidine hydrochloride
]
 (CH
3C
6H
4NH
2HCl 
 

143.62 

 CAS-636-21-5)
. 
 
USP Prilocaine Related Compound B RS
 
 [(
RS)-
N-(4-methylphenyl)-2-(propylamino)propanamide
] 
(C
13H
20N
2O 
 

220.31)
. 
 
USP Primaquine Phosphate RS
. 
USP Primidone RS
 
 . 
 
USP Probenecid RS
 
 . 
 
USP Probucol RS
 
 . 
 
USP Probucol Related Compound A RS 
 
 [2,2
¢,6,6
¢-tetra-
tert-butyldiphenoquinone
]
 (C
28H
40O
2 
 

408.63)
. 
 
USP Probucol Related Compound B RS 
 
 [4,4
¢-(dithio)bis(2,6-di-
tert-butylphenol)
] 
 (C
28H
42O
2 
 

474.78)
. 
 
USP Probucol Related Compound C RS 
 
 [4-[(3,5-di-
tert-butyl-2-hydroxyphenylthio)isopropylidenethio]-2,6-di-
tert-butylphenol
] 
 (C
31H
48O
2S
2 
 

516.86)
. 
 
USP Procainamide Hydrochloride RS
. 
USP Procaine Hydrochloride RS
. 
USP Procarbazine Hydrochloride RS
. 
USP Prochlorperazine Maleate RS
. 
USP Procyclidine Hydrochloride RS
. 
USP Progesterone RS
 
 . 
 
USP l-Proline RS
. 
USP Promazine Hydrochloride RS
. 
USP Promethazine Hydrochloride RS
. 
USP Propafenone Hydrochloride RS
. 
USP Propantheline Bromide RS
. 
USP Propantheline Bromide Related Compound A RS
 
  [9-hydroxypropantheline bromide
]
 (C
23H
30BrNO
4 
 

464.39)
. 
 
USP Proparacaine Hydrochloride RS
 
 . 
 
USP Propofol RS
 
 . 
 
USP Propofol Related Compound A RS 
 
 [3,3
¢-5,5
¢-tetraisopropyldiphenol
]
. 
 
USP Propofol Related Compound B RS 
 
 [2,6-diisopropylbenzoquinone
]
. 
 
USP Propofol Related Compound C RS 
 
 [2,6-diisopropylphenylisopropyl ether
]  
(C
14H22O 
 

206.32)
. 
 
USP Propofol Resolution Mixture RS 
 
 [propofol and 2-isopropyl-6-
n-propylphenol
].
 
USP Propoxycaine Hydrochloride RS
. 
USP Propoxyphene Hydrochloride RS
. 
USP Propoxyphene Napsylate RS
. 
USP Propoxyphene Related Compound A RS
 
 [a-d-4-dimethylamino-1,2-diphenyl-3-methyl-2-butanol hydrochloride
]
 (C
19H
25NO·HCl 

 319.87)
. 
 
USP Propoxyphene Related Compound B RS
 
  [
-
d-2-Acetoxy-4-dimethylamino-1,2-diphenyl-3-methylbutane
] 
(C
21H
27NO
2 
 

325.45)
. 
 
USP Propranolol Hydrochloride RS
. 
USP Propylene Carbonate RS
 
 . 
 
USP Propylene Glycol RS
 
 . 
 
USP Propylene Glycol Dilaurate RS.
Add the following:
USP Propylene Glycol Monocaprylate Type I RS.
1S (USP31)
 
Add the following:
USP Propylene Glycol Monocaprylate Type II RS.
1S (USP31)
 
USP Propylene Glycol Monolaurate RS.
USP Propyl Gallate RS
. 
USP Propylparaben RS
 
 . 
 
USP Propylthiouracil RS
 
 . 
 
USP Prostaglandin A1 RS
 
 . 
 
USP Prostaglandin B1 RS
 
 
 (C
20H
32O
4 
 

336.47)
. 
 
Add the following:
USP Protein A RS 
(C
1995H
3163N
597O
697S
3
 
 46,760).
1S (USP31)
 
Add the following:
USP rProtein A RS 
(C
1917H
3039N
565O
658S
3
 
 44,618).
1S (USP31)
 
Add the following:
USP rProtein A, B4, C-Cys RS 
(C
1177H
1854N
326O
384S
1
 
 26,747.6).
1S (USP31)
 
Add the following:
USP rProtein A, C-Cys RS 
(C
1478H
2320N
432O
503S
4
 
 34,317.5).
1S (USP31)
 
USP Protriptyline Hydrochloride RS
. 
USP Pseudoephedrine Hydrochloride RS
. 
USP Pseudoephedrine Sulfate RS
. 
USP Pyrantel Pamoate RS
. 
USP Pyrazinamide RS
 
 . 
 
USP Pyrethrum Extract RS.
USP Pyridostigmine Bromide RS
. 
USP Pyridoxine Hydrochloride RS
. 
USP Pyrilamine Maleate RS
. 
USP Pyrimethamine RS
 
 . 
 
USP Pyrvinium Pamoate RS
 
 .