Tetrathionate Broth Base

ARTICLE NO. OLFC-1780
HSN NO. 38210000


Pack Size

Size
100 GM
500 GM

Application

For isolation of Salmonellae from faecal samples, sewage and other samples.


Specifications

PHYSICAL PARAMETERS
Description A fine, free flowing, hygroscopic powder.
Color Light beige colored powder.
Solubility Soluble in Distilled / de-ionized water at 50˚C
Color Green colored opalescent solution
Color (Complete medium with added iodine solution) Light green opalescent with white precipitate, on standing the precipitate settles down. (77.50 g i

Contents

Ingredients Gram/Litre
Meat Extract0.900
Peptone4.500
Yeast Extract1.800
Sodium Chloride4.500
Calcium Carbonate25.000
Sodium Thiosulphate40.700
Brilliant green0.012


Directions

Dissolve 77.50 g in 980 ml distilled water. Heat just too boiling. Do Not Autoclave or Overheat. Cool below 45-50 ˚C, add 20 ml iodine solution, mix well and distribute aseptically in sterile test tubes and inoculate test sample aseptically. Preparation of Iodine solution: dissolve 5 g of potassium iodide and 6 g of iodine in 20 ml distilled water).