Potato Sucrose Agar (PSA) – 250g | Natural Fungal Medium

Natural Plant-Based Medium for Fungal Cultivation

Potato Sucrose Agar utilizes natural potato infusion (equivalent to 200g fresh potatoes per liter) with 20g/L sucrose to create an optimal environment for diverse fungal species growth and sporulation.

Key Applications:

– Fungal isolation and identification

– Plant pathogen cultivation

– Mycological research studies

– Environmental mold enumeration

– Educational laboratory exercises

Technical Specifications:

– Formula (per liter):

– Potato Infusion Powder: 7.0g (from 200g peeled potatoes)

– Sucrose: 20.0g

– Agar: 20.0g

– Packaging: 250g/bottle

– Storage: Room temperature (15-25°C)

– Shelf Life: 3 years

Preparation Protocol:

1. Suspend 47.0g in 1L distilled water

2. Boil for 1 minute with continuous stirring

3. Sterilize at 115°C for 30 minutes

4. Swirl gently before pouring plates

Quality Notes:

– Natural cloudiness from potato components is normal

– Higher agar concentration (20g/L) for robust gel strength

– Plant-based nutrients support excellent sporulation