USP Reference Standards

USP Mafenide Acetate RS

USP Mafenide Related Compound A RS

[4-formylbenzenesulfonamide] (C7H7NO3S

185.20) .

USP Magaldrate RS .

USP Magnesium Salicylate RS .

USP Malathion RS

USP Maleic Acid RS

USP Malic Acid RS

USP Maltitol RS

USP Maltol RS.

USP Maltose RS

USP Maltose Monohydrate RS

USP Mangafodipir Trisodium RS

[manganese(II) dipyridoxal diphosphate] .

USP Mangafodipir Related Compound A RS

[manganese(II) dipyridoxal monophosphate sodium salt] .

USP Mangafodipir Related Compound B RS [manganese(II) dipyridoxal diphosphate mono overalkylated sodium salt] .

USP Mangafodipir Related Compound C RS

[manganese(II) dipyridoxal diphosphate sodium salt] .

USP Mannitol RS

USP Maprotiline Hydrochloride RS

USP Maritime Pine Extract RS .

USP Mazindol RS

USP Mebendazole RS

USP Mebrofenin RS

USP Mecamylamine Hydrochloride RS .

USP Mecamylamine Related Compound A RS

[N,1,7,7-tetramethyl bicyclo [2.2.1] heptan-2-amine] (C11H21N

167.29).

USP Mechlorethamine Hydrochloride RS .

USP Meclizine Hydrochloride RS .

USP Meclocycline Sulfosalicylate RS .

USP Meclofenamate Sodium RS .

USP Medroxyprogesterone Acetate RS .

USP Medroxyprogesterone Acetate Related Compound A RS

[4,5

-dihydromedroxyprogesterone acetate] (C24H36O4

388.54) .

USP Mefenamic Acid RS

USP Mefloquine Hydrochloride RS.

USP Mefloquine Related Compound A RS

[threo-mefloquine].

USP Megestrol Acetate RS .

USP Melengestrol Acetate RS.

USP Melengestrol Acetate Related Compound A RS

[16-methylene-17

-hydroxy-4-pregnene-3,20-dione 17-acetate] .

USP Melengestrol Acetate Related Compound B RS

[17

-hydroxy-6,16-dimethyleneprogna-4-ene-3,20-dione 17-acetate] .

USP Meloxicam RS.

USP Meloxicam Related Compound A RS

[4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylic acid ethylester 1,1-dioxide].

USP Meloxicam Related Compound B RS

[2-amino-5-methyl-thiazole].

USP Meloxicam Related Compound C RS

[isopropyl-4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate-1,1-dioxide].

USP Meloxicam Related Compound D RS

[4-methoxy-2-methyl-N-(5-methyl-1,3-thiazole-2yl)-2H-1,2-benzothiazine-3-carboxamide-1,1-dioxide].

USP Melphalan Hydrochloride RS .

USP Menadione RS

USP Menotropins RS.

USP Menthol RS

USP Meperidine Hydrochloride RS .

USP Mephobarbital RS

USP Mepivacaine Hydrochloride RS .

USP Meprednisone RS

USP Meprobamate RS

USP Meradimate RS.

USP 3-Mercapto-2-methylpropanoic Acid 1,2-Diphenylethylamine Salt RS

(C4H7O2S·C14H16N

317.45) .

USP Mercaptopurine RS .

USP Meropenem RS .

USP Mesalamine RS

USP Mesoridazine Besylate RS .

USP Mestranol RS

USP Metaproterenol Sulfate RS

USP Metaraminol Bitartrate RS .

USP Metformin Hydrochloride RS

USP Metformin Related Compound A RS

[1-cyanoguanidine] .

USP Metformin Related Compound B RS

[1-methylbiguanide] (C3H9N5

115.14) .

USP Metformin Related Compound C RS

[dimethylmelamine, or N,N-dimethyl-[1,3,5]triazine-2,4,6-triamine] (C5H10N6

154.17) .

USP Methacrylic Acid Copolymer, Type A RS .

USP Methacrylic Acid Copolymer, Type B RS .

USP Methacrylic Acid Copolymer, Type C RS .

USP Methacycline Hydrochloride RS .

USP Methadone Hydrochloride RS .

USP Methamphetamine Hydrochloride RS

USP Methazolamide RS

USP Methdilazine Hydrochloride RS .

USP Methenamine RS

USP Methenamine Hippurate RS .

USP Methenamine Mandelate RS .

USP Methicillin Sodium RS .

USP Methimazole RS

USP l-Methionine RS

USP Methocarbamol RS

USP Methohexital RS

USP Methotrexate RS

USP Methotrimeprazine RS

USP Methoxsalen RS

USP Methoxyflurane RS

USP Methoxymethylguanine RS .

USP Methscopolamine Bromide RS

USP Methsuximide RS

USP Methyclothiazide RS

USP Methyclothiazide Related Compound A RS

[4-amino-6-chloro-N3-methyl-m-benzenedisulfonamide] (C7H10ClN3O4S2

299.76) .

USP Methyl Alcohol RS.

USP Methyl Caprate RS

USP Methyl Caproate RS

USP Methyl Caprylate RS

USP Methyl Laurate RS

USP Methyl Linoleate RS

USP Methyl Linolenate RS

USP Methyl 5-Methyl-3-isoxazolecarboxylate RS

USP Methyl Myristate RS

USP Methyl Oleate RS

USP Methyl Palmitate RS

USP Methyl Palmitoleate RS

USP Methyl Stearate RS

USP Methyl Tricosanoate RS [tricosanoic acid methyl ester] (C24H48O2

368.64).

USP Methyldopa RS .

USP Methyldopate Hydrochloride RS .

USP Methylene Blue RS .

USP Methylergonovine Maleate RS .

USP 3-O-Methylmethyldopa RS

(C11H15NO4

225.25) .

USP Methylparaben RS

USP Methylphenidate Hydrochloride RS .

USP Methylphenidate Hydrochloride Erythro Isomer Solution RS—

This solution contains 0.5 mg of methylphenidate hydrochloride erythro isomer per mL in methanol.

USP Methylphenidate Related Compound A RS

[

-phenyl-2-piperidineacetic acid hydrochloride] (C13H17NO2·HCl

255.75) .

USP Methylprednisolone RS

USP Methylprednisolone Acetate RS .

USP Methylprednisolone Hemisuccinate RS .

USP Methylsulfonylmethane RS [dimethyl sulfone] (C2H6O2S

94.13).

USP Methyltestosterone RS

USP Methysergide Maleate RS .

USP Metoclopramide Hydrochloride RS .

USP Metolazone RS

USP Metoprolol Fumarate RS

USP Metoprolol Related Compound A RS

[(±)1-ethylamino)-3-[4-(2-methoxyethyl)phenoxy]-propan-2-ol] (C14H23NO3

253.34) .

USP Metoprolol Related Compound B RS

[(±)1-chloro-2-hydroxy-3-[4-(2-methoxyethyl)phenoxy]-propane] (C12H17ClO3

244.71) .

USP Metoprolol Related Compound C RS

[(±)4-[2-hydroxy-3-(1-methylethyl)aminopropoxy]benzaldehyde] (C13H19NO3

237.29) .

USP Metoprolol Related Compound D RS

[(±) N,N-bis[2-hydroxy-3-[4-(2-methoxyethyl)phenoxy]propyl](1-methylethyl)amine] (C27H41NO6

475.62) .

USP Metoprolol Succinate RS

USP Metoprolol Tartrate RS .

USP Metrifonate RS

[trichlorfon] .

USP Metronidazole RS .

USP Metronidazole Benzoate RS

USP Metyrapone RS

USP Metyrosine RS

USP Mexiletine Hydrochloride RS .

USP Mezlocillin Sodium RS

USP Mibolerone RS.

USP Miconazole RS

USP Miconazole Nitrate RS .

USP Powdered Milk Thistle Extract RS .

USP Milrinone RS

USP Milrinone Related Compound A RS

[1,6-dihydro-2-methyl-6-oxo-(3,4¢-bipyridine)-5-carboxamide] (C12H11N3O2

229.23) .

USP Mineral Oil RS .

USP Minocycline Hydrochloride RS .

USP Minoxidil RS

USP Mirtazapine RS .

Add the following:

USP Mirtazapine Related Compound A RS [1,2,3,4,10,14b-hexahydropyrazino[2,1-a]pyrido[2,3-c][2]benzazepine (C16H17N3

251.33).

USP32

USP Mitomycin RS

USP Mitotane RS

USP Mitoxantrone Hydrochloride RS .

USP Mitoxantrone System Suitability Mixture RS

[9,10-anthracenedione, 8-amino-1,4-dihydroxy-5[[2-[(2-hydroxyethyl)amino]ethyl]amino]-, hydrochloride] (C18H19N3O5·HCl

393.83) .

USP Modafinil RS.

USP Molindone Hydrochloride RS .

USP Mometasone Furoate RS

USP Monensin Sodium RS.

USP Monobenzone RS

USP Monoethanolamine RS

USP Monoglycerides RS .

USP Monostearyl Maleate RS

USP Morantel Tartrate RS .

USP Moricizine Hydrochloride RS

USP Morphine Sulfate RS .

USP Mupirocin RS

USP Mupirocin Lithium RS

USP Mycophenolate Mofetil RS.

USP Mycophenolate Mofetil Related Compound A RS [2-morpholinoethyl (E)-6-(1,3-dihydro-4,6-dihydroxy-7-methyl-3-oxo-5-isobenzofuranyl)-4-methyl-4-hexenoate] (C23H31NO7

419.47).

USP Mycophenolate Mofetil Related Compound B RS [(RS)-7-hydroxy-5-methoxy-4-methyl-6-[2-(5-methyl-2-oxo-tetrahydrofuran-5-yl)ethyl]-3H-isobenzofuranyl-1-one] (C17H20O6

320.34).