Hardy Diagnostics

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  • McFarland Standard, Latex Equivalent # 0.5

    Hardy Diagnostics

    The McFarland Latex Standards are prepared from suspensions of uniform latex particles with similar absorbance values as the original barium sulfate standards. The stability of McFarland Latex Standards allows for a significantly longer shelf-life, better uniformity, and less clumping, than the…

  • CRITERION™ Baird Parker Agar Base

    Hardy Diagnostics

    CRITERION™ Baird-Parker Agar Base is used with Egg Yolk Tellurite Enrichment as a selective medium for the detection and enumeration of coagulase-positive staphylococci from food samples. Egg Yolk Tellurite Emulsion, Cat. no. R450330, is required for this meduim.

  • Tryptic Soy Broth (TSB), USP

    Hardy Diagnostics

    For the cultivation of microorganisms. Also known as TSB or Soybean-Casein Digest Broth, USP. C838N79 Tryptic Soy Broth (TSB) in a ReadyRack™ The ReadyRack™ is a plastic rack designed for cleanroom use and can be rinsed with alcohol. It is a convenient way to bring media into…

  • Blank Discs for AST

    Hardy Diagnostics

    A blank paper disk that can be used for inhibition studies. Used to prepare your own disks for Kirby Bauer (antimicrobial disk diffusion (AST)) testing on Mueller Hinton Agar.

  • CRITERION™ Beef Extract

    Hardy Diagnostics

    CRITERION™ Beef Extract Powder is prepared and standardized for use in microbiological culture media, where it is generally used to replace infusions of meat. It is standard in its composition and reaction and does not require adjustment of reaction or filtration. For many years, beef extract…

  • Dilu-Lok II™, Deionized Sterile Water

    Hardy Diagnostics

    Our pre-filled dilution vials are designed for the food, dairy, pharmaceutical, and water industries; and are filled to 25ml, 90ml, or 99ml with a variety of buffers and solutions available from Hardy Vials are made of sturdy polypropylene with a leak-proof seal that holds up even during air…

  • India Ink

    Hardy Diagnostics

    For use in the identification of Cryptococcus neoformans by detection of the polysaccharide capsule. India ink is a negative stain that will show a clear zone where the capsule is.

  • Horse Blood, Defibrinated

    Hardy Diagnostics

    Our animal blood is obtained from a controlled herd that is kept free of antimicrobic drugs and disease. All animals are maintained in a healthy condition and treated humanely in accordance with government regulations. Fresh blood is delivered to Hardy Diagnostics every week. We ship to our…

  • LKV (Laked Sheep Blood, Kanamycin, Vancomycin) Agar

    Hardy Diagnostics

    (Brucella Agar with Laked Sheep Blood, Kanamycin, Vancomycin, Hemin and Vitamin K) For the selective isolation of gram negative anaerobic bacteria, especially Bacteroides spp.

  • CRITERION™ MacConkey Broth

    Hardy Diagnostics

    CRITERION™ MacConkey Broth is recommended for cultivating gram-negative, lactose-fermenting bacilli from water and foods as a presumptive test for coliforms. MacConkey Broth can also be used preenrichment of E. coli O157 for toxin testing.

  • CRITERION™ Deoxycholate Citrate Agar

    Hardy Diagnostics

    CRITERION™ Deoxycholate Citrate Agar for the selective and differential isolation of enteric bacilli.

  • Indole, Kovac's Reagent

    Hardy Diagnostics

    P-dimethylaminobenzaldehyde, to test indole production in indole broth or for biochemical strip/cupule methods. Positive indole reactions with Kovac's will turn pink to red. Does not require a xylene or chloroform extraction as with Ehrlich's Reagent. Kovac's Reagent is not for rapid…

  • D/E Neutralizing Agar

    Hardy Diagnostics

    For the broad spectrum neutralization of surface disinfectants and the cultivation of microorganisms from environmental surfaces.

  • OxiStrips™

    Hardy Diagnostics

    Paper strips for testing the oxidase reaction, contains tetramethyl-p-phenylenediamine for a more sensitive test, simply place a drop of water on the strip, then rub on bacteria, positives turn dark purple within 15 seconds, room temperature storage, one year shelf life from date of manufacture,…

  • Novobiocin, NB-30, HardyDisks™ AST

    Hardy Diagnostics

    HardyDisk™ AST’s are impregnated paper disks used for Antimicrobial Susceptibility Testing (AST); also known as disk diffusion or Kirby-Bauer testing. Each cartridge contains 50 disks that are spring loaded for smooth and reliable dispensing.

  • Loeffler's Methylene Blue Stain

    Hardy Diagnostics

    Used to examine metachromic granules in C. diphtheriae, screening bacteria in CSF, or for enumeration of fecal leukocytes.

  • CRITERION™ Brucella Agar

    Hardy Diagnostics

    CRITERION™ Brucella Agar is used for the cultivation of Brucella species, and other fastidious organisms.

  • CoaguStaph™ Rabbit Coagulase Plasma

    Hardy Diagnostics

    Lyophilized rabbit plasma, for the identification of Staphylococcus aureus by the coagulase test. EDTA helps eliminate false positives, not recommended for germ tubes, packaged in a vial with a rubber septum and aluminum crimp seal.

  • Sterile, Heavy Mineral Oil

    Hardy Diagnostics

    Used as a sealant to create an anaerobic environment for biochemical tests such as decarboxylase; and oxidation and fermentation reactions.

  • Mycoplasma Agar

    Hardy Diagnostics

    Mycoplasma Media is recommended for use in isolation of Mycoplasma species associated with bovine mastitis.

  • MycoSeal™ Shrink Seals

    Hardy Diagnostics

    Cellulose shrink seals are recommended for sealing 15x100mm petri plates. It is a cellulose shrink seal designed to keep petri plate lids tightly sealed. Sealed plates retain their moisture and stay fresh longer. Ideal for mycology and TB cultures, MycoSeal™ prevents dehydration and cracking…

  • EC Broth

    Hardy Diagnostics

    (Single Strength EC Broth with durham tube for gas detection) For the detection of coliforms in water.

  • Immersion Oil, Type A

    Hardy Diagnostics

    Used to assist in microscopic examination at high power (1,000 X lens) by increasing the resolving power. Type A is a low viscosity Immersion Oil.

  • Decolorizer, Intermediate

    Hardy Diagnostics

    Decolorizer used in the gram stain procedure, intermediate 50% alcohol/50% acetone. Recommended for use with stabilized iodine.

  • CRITERION™ D/E Neutralizing Agar

    Hardy Diagnostics

    CRITERION™ D/E Neutralizing Agar, used for neutralizing and determining the bacterial activity of antiseptics and disinfectants.

  • CRITERION™ Tryptic Soy Agar (TSA) Blood Agar Base

    Hardy Diagnostics

    CRITERION™ TSA Blood Agar Base is used with blood for isolation of fastidious microorganisms when hemolytic reactions are important. This medium is also recommended for use in the cultivation, storage, and transportation of pure cultures of bacteria.

  • CRITERION™ Nutrient Broth

    Hardy Diagnostics

    CRITERION™ Nutrient Broth is a general purpose growth media recommended for use in the cultivation of nonfastidious microorganisms.

  • CRITERION™ Triple Sugar Iron Agar

    Hardy Diagnostics

    CRITERION™ Triple Sugar Iron (TSI) Agar is recommended for use in the differentiation of Enterobacteriaceae by their ability to ferment glucose, lactose, and sucrose, and produce hydrogen sulfide.

  • CRITERION™ GC Agar Base

    Hardy Diagnostics

    CRITERION™ GC Agar Base is used in the preparation of media for the cultivation and selective isolation of fastidious organisms such as Neisseria and Haemophilus species. VCAT Selective Supplement, product #SR104B and GC Growth Supplement, Vitox with Diluent, product #SR090A, are required for…

  • Compact Dry™ YM, Yeast and Mold

    Hardy Diagnostics

    Compact Dry™ YM, yeasts and mold can be differentiated by color. The medium contains the chromogenic enzyme substrate X-Phos which turns blue with most yeasts. Molds form fluffy colonies with a characteristic color. Compact Dry™ YM is AOAC, MicroVal and NordVal approved.

  • Phenol Red Broth with Sucrose

    Hardy Diagnostics

    For the differentiation of microorganisms by carbohydrate fermentation. Contains a durham tube for gas detection.

  • Nitrocef Disks™

    Hardy Diagnostics

    Hardy Diagnostics now offers a convenient way of testing ß-lactamase activity in bacteria. The rapid Nitrocef test consists of a disk that is impregnated with the Nitrocefin reagent, which is a chromogenic cephalosporin. This rapid test can yield clinically relevant information earlier than…

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