E&O Laboratories Ltd have successfully grown their Culture Media business over the last 30 years to become a leading manufacturer
servicing Microbiology Laboratories , Location in Scotland. Their comprehensive media range is continually expanding into specialised industry sectors as well as aiding the rapid diagnosis of the newest antibiotic resistant bacteria strains.

INDUSTRY SECTORS:
• Clinical, Veterinary & Aquaculture
• Food, Water & Environmental
• Pharmaceutical, Industrial & Cosmetics
• Academia & Research

PRODUCT CATEGORIES:
• Ready-to-use Culture Media – Bottled, Bagged and Plated
• Dehydrated Culture Media & Raw Materials
• Antibiotic Supplements & Reagents
• Fresh Donor Horse & Sheep Blood – Frozen Sterile Filtered Serum

Dehydrated Culture Media products are formulated to supply the required nutrients to allow for the growth of microorganisms. Used in combination with a variety of selective agents and incubation conditions a wide range of specific organisms can be isolated. With careful raw material selection of the various media components E&O can ensure a consistent level of quality and performance. For each formulation the necessary ingredients are accurately weighed, combined and blended together to produce a homogenous powdered product.

PURPLE BROTH

Broth base used for the biochemical differentiation of Shigella spp., based on carbohydrate fermentation according to ISO 2156.

Ingredients Gms / Litre
Proteose peptone 10.000
Beef extract 1.000
Sodium chloride 5.000
Bromo cresol purple 0.020
Final pH ( at 25°C) 6.8±0.2

Directions
Suspend 16.02 grams in 1000 ml distilled water. If desired add 5-10 grams of the carbohydrate to be tested. Heat if necessary to dissolve the medium completely. Dispense in tubes containing inverted Durhams tubes and sterilize by autoclaving at 15 lbs pressure (121°C) for 15 minutes. Alternatively, to 900 ml of sterile and cooled basal medium aseptically add 100 ml of sterile 5 – 10% solution (final concentration 0.5 to 1 %)

– Thành phần: Có thành phần và pH phù hợp với yêu cầu của phương pháp phân tích Listeria monocytogenes theo ISO 11290 – 1: 2017 – Hiệu năng của môi trường Purple broth phù hợp với qui định tại bảng K.1, phụ lục K, ISO 11133: 2014/Amd 2: 2020, cụ thể: + Thông số lên men đường: Vi khuẩn Escherichia coli hoặc Listeria monocytogenes chuyển màu môi trường thành màu vàng khi trong môi trường có bổ sung đường rhamnose; Vi khuẩn Proteus mirabilis hoặc Listeria monocytogenes không làm đổi màu môi trường khi trong môi trường có bổ sung đường xylose

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