Violet Red Bile Lactose Agar ISO 4832, FDA-BAM (VRBL)(TDS) #

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SPECIFICATION: 500g

Violet Red Bile Lactose Agar – VRBL is the medium use the isolation and enumeration of coliforms in foodstuffs. By ISO 4832, FDA-BAM, APHA

Violet Red Bile Lactose Agar – VRBL là môi trường dùng kiểm tra tổng số coliforms trong thực phẩm theo ISO 4832, FDA-BAM, APHA

TDS-Violet-Red-Bile-Lactose-Agar-ISO-4832

AgarCultTM

Violet Red Bile Lactose Agar – VRBL

The medium use the isolation and enumeration of coliforms in foodstuffs.

By ISO 4832, FDA-BAM, APHA

Formula g/l
Enzymatic Digest of Animal Tissues 7
Yeast extract 3
Sodium Chloride 5
Bile Salt 1.5
Lactose 10
Neutral red 0.03
Crystal violet 0.002
Agar 15
Total 41.5
pH: 7.2 ± 0.2 at 250C  

Preparation

# Dissolve 41.5g in 1000ml of distilled water (purified water)

# Heat and frequent stirring to completely dissolve the medium

# Heat with frequent stirring until boiling (DO NOT AUTOCLAVE)

# Cool to 45-50°C, mix well and dispense into appropriate sterile containers

 Quality Control (37°C-24 H)

Organism Ref. No. Result
E.coli ATCC 25922 Red/purple colonies
S.typhmurium ATCC14028 Colorless colonies
E.faecalis ATCC 19433 Inhibited

 Storage

Once opened keep powdered medium closed to avoid hydration and use before the expiry date on the label.

Dehydrated medium: 2-30°C

Ordering Infomation

Code Products Package
VRBL500 AgarCultTM Violet Red Bile Lactose Agar 500g/Bottle
VRBL9010 AgarCultTM Violet Red Bile Lactose Agar (90mm) 10Plates/Box