Potato Dextrose Agar (PDA)

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Description

Potato Dextrose Agar (PDA), 500 g. ยี่ห้อ Himedia

HiMedia® Potato Dextrose Agar, Cat. No. M096-500G Dehydrated – 500 g.

Synonym: PDA

Intended use

Potato Dextrose agar is recommended for the isolation and enumeration of yeasts and moulds from dairy and other food products
อาหารเลี้ยงเชื้อ Potato Dextrose Agar (PDA) เป็นอาหารสำหรับคัดแยกและนับจำนวนยีสต์และราจากผลิตภัณฑ์จากนมและผลิตภัณฑ์อาหารอื่นๆ

Composition

Ingredients                     Gms / Litre

Potatoes, infusion from           200.000

Dextrose                          20.000

Agar                              15.000

Final pH ( at 25°C)                5.6±0.2

**Formula adjusted, standardized to suit performance parameters อายุการเก็บรักษา 2-5 ปี

Directions

  1. Suspend 39 grams in 1000 ml distilled water.
    2. Heat to boiling to dissolve the medium completely.
    3. Sterilize by autoclaving at 15 lbs pressure (121°C) for 15 minutes. Mix well before dispensing.
    Note:In specific work, when pH 3.5 is required, acidify the medium with sterile 10% tartaric acid / lactic acid. The amount of acid required for 100 ml of sterile, cooled medium is approximately 1 ml. Do not heat the medium after addition of the acid.