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
- 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.