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Violet Red Bile Glucose Agar (VRBGA)

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  • Item No. NCM0022A – 500 g
  • Item No. NCM0022B – 5 kg
  • Item No. NCM0022C – 10 kg
  • Item No. NCM0022D – 25 kg

[/vc_column_text][vc_empty_space height=”20px”][vc_row_inner][vc_column_inner width=”1/2″][dt_button link=”https://wa.me/6281380382133″ target_blank=”true” button_alignment=”center” animation=”bounce” size=”big”]Call us[/dt_button][/vc_column_inner][vc_column_inner width=”1/2″][dt_button link=”https://tsl.mwd.my.id/contact-us/” target_blank=”true” button_alignment=”center” animation=”bounce” size=”big”]Email us[/dt_button][/vc_column_inner][/vc_row_inner][vc_empty_space height=”10px”][/vc_column][/vc_row][vc_row][vc_column][vc_empty_space][/vc_column][/vc_row][vc_row type=”4″][vc_column][vc_empty_space height=”60px”][dt_vc_list]Violet Red Bile Glucose Agar is used for the enumeration of Enterobacteriaceae in foods. Violet Red Bile Glucose Agar conforms to Harmonized USP/EP/JP requirements and is not intended for use in the diagnosis of disease or other conditions in humans. A medium recommended by the Harmonized USP/EP/JP for isolation and identification of bile-tolerant Gram-negative bacteria from non-sterile products. Conforms to Harmonized USP/EP/JP performance specification. Yeast extract provides vitamins and gelatin serves as source of carbon and nitrogen. Glucose is a fermentable carbohydrate and sodium chloride maintains the osmotic balance. Bile salts and crystal violet act as selective agents inhibiting many Gram-positive bacteria. The formulation is a modification of Violet Red Bile Agar by Mossel which substitutes lactose for glucose. Enterobacteriaceae, such as Escherichia coli and Salmonella spp., are able to ferment glucose. This produces acid which results in a pH drop indicated by neutral red resulting in pink colonies. Enough acid production will cause the precipitation of bile salts resulting in a bile precipitate or halo around glucose fermenting bacteria. Non-glucose fermenting bile tolerant bacteria such as Pseudomonas aeruginosa grow but remain colorless with no bile precipitate. According to the Harmonized USP/EP/JP, Enterobacteria Enrichment Broth-Mossel is used as a selective enrichment broth, with subculture performed onto Violet Red Bile Glucose Agar (VRBGA).[/dt_vc_list][vc_empty_space height=”60px”][/vc_column][/vc_row][vc_row][vc_column][vc_empty_space height=”60px”][/vc_column][/vc_row][vc_row][vc_column width=”1/2″][vc_column_text]

Specifications
Brand Neogen® Culture Media
Analyte Enterobacteriaceae
Platform Dehydrated Culture Media
Mass 25 kg
Formula
Formula Liter
Yeast Extract 3.0 g/L
Pancreatic Digest of Gelatin 7.0 g/L
Bile Salts 1.5 g/L
Sodium chloride 5.0 g/L
Glucose Monohydrate 10.0 g/L
Agar 15.0 g/L
Neutral Red 0.03 g/L
Crystal Violet 0.002 g/L
Grams per Liter 41.50
Liters per 500 g 12.00
Plates per 500 g 660.00
Preparation
  1. Suspend 41.5 grams of the medium in 1 liter of purified water.
  2. Heat with frequent agitation and boil for one minute to completely dissolve the medium.
  3. DO NOT AUTOCLAVE. Cool to 45-50°C.
Previous Item Number Product was previously known as Acumedia Product: 7425 Violet Red Bile Glucose Agar; and LabM Product: HP004 Violet Red Bile Glucose Agar (USP/EP/JP)
Package Dimensions 14.70 in x 14.70 in x 28.70 in
Package Weight 61.70 lb

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