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Isolate and enumerate spoilage organisms of citrus products with Thermo Scientific™ Oxoid™ Orange Serum Agar (Dehydrated). Orange Serum Agar is developed specifically for the isolation and enumeration of microorganisms that are capable of surviving citrus products. The low pH of these products limits the growth of microorganisms to those capable of tolerating the acidic environment.

Orange Serum Agar, Oxoid Composition

Orange Serum Agar, Oxoid Preparation:
Suspend 37g in 1 litre of distilled water and bring gently to the boil to dissolve completely. Dispense into final containers and sterilise by autoclaving at 121°C for 15 minutes.

Storage conditions and Shelf life
Store the dehydrated medium at 10-30°C and use before the expiry date on the label.
Store the prepared medium at 2-8°C.

This product has been discontinued. Please contact us for more information.

Oxoid ORSAB Selective Supplement (Oxacillin Resistance Screening Agar Base Selective Supplement) is added to Oxacillin Resistance Screening Agar Base, Part No. CM1008B.

• Add to Oxacillin Resistance Screening Agar Base, Part No. CM1008B
• Each vial supplements 500mL of medium

ORSAB Selective Supplement, Oxoid Composition

ORSAB Selective Medium Preparation:
Suspend 51.75g of Oxacillin Resistance Screening Agar Base in 500ml of distilled water and bring gently to the boil to dissolve. Sterilise by autoclaving at 121°C for 15 minutes. Cool to 50°C and aseptically add the contents of one vial of ORSAB Selective Supplement SR0195, reconstituted as directed below. Mix well and pour into sterile Petri dishes.

Storage conditions and Shelf life
ORSAB Selective Supplement should be stored at 2-8°C.
Store the prepared medium at 2-8°C.

This product has been discontinued. Please contact us for more information.

• Oxoid Oxacillin Resistance Screening Agar Base (ORSAB) is a medium for screening clinical samples for the presence of oxacillin-resistant Staphylococci.
• Also available ORSAB Selective Supplement, Part No. SR0195E.

Oxacillin Resistance Screening Agar Base (ORSAB), Oxoid Composition

Oxacillin Resistance Screening Agar, Oxoid Preparation:
Suspend 51.75g of Oxacillin Resistance Screening Agar Base in 500ml of distilled water and bring gently to the boil to dissolve. Sterilise by autoclaving at 121°C for 15 minutes. Cool to 50°C and aseptically add the contents of one vial of ORSAB Selective Supplement SR0195, reconstituted as directed below. Mix well and pour into sterile Petri dishes.

Storage conditions and Shelf life
Store the dehydrated medium at 10-30°C and use before the expiry date on the label.
Store the prepared medium at 2-8°C.

Oxoid MUG Supplement (50mg) Fluorescent agent is used for the detection of E. coli.

• Contains 4-methylumbelliferyl-β-D-glucuronide (MUG)
• Each vial supplements 500mL of medium

M.U.G. Supplement, Oxoid Composition

M.U.G. Supplement, Oxoid Preparation:

Add 2ml of distilled water to a vial and invert gently until completely dissolved. Add the vial contents to the following volumes of suggested media, before sterilisation.

Storage conditions and Shelf life
Should be stored at 2-8°C. When stored as directed the unopened vial is stable until the expiry date on the label.

Precautions
The presence of endogenous glucuronidase in shellfish samples may result in false positive fluorescence. Test tubes used in the MPN method should be checked under UV light to ensure the glass does not fluoresce. To avoid false positive fluorescence the source of long wave UV light must not exceed 6 watts.

Selectively enumerate yeasts and molds from foodstuffs with Thermo Scientific™ Oxoid™ Oxytetracycline Glucose Yeast Extract Agar Base (Dehydrated). The medium is based upon the formulation described by Mossel et al. which utilizes oxytetracycline selectivity to provide increased counts of yeasts and molds compared to other media that utilize a low pH as a selective agent. Improve the recovery of physically stressed yeast cells on this neutral pH medium.

Oxytetracycline Glucose Yeast Extract Agar Base (Dehydrated), Oxoid Composition

Oxytetracycline Glucose Yeast Extract Agar, Oxoid Preparation:
Suspend 18.5g in 500ml of distilled water and bring gently to the boil to dissolve completely. Sterilise by autoclaving at 115°C for 10 minutes. Allow the medium to cool to 50°C and aseptically add the contents of one vial of Oxytetracycline GYE Selective Supplement (SR0073) reconstituted as directed. Mix thoroughly and pour into sterile Petri dishes. The pH of this medium should be 7.0±0.2 @ 25°C.

Storage conditions and Shelf life
Store the dehydrated medium at 10-30°C and use before the expiry date on the label.
Store the prepared medium at 2-8°C.

Precautions:
The lactic-acid bacteria are inhibited on this medium.