Form
Lyophilized protein powder  Mite-Df Feces Crude Extract  
This product extracted from feed and superficial of House Dust Mites, Dermatophagoides farinae (Hughes) *.
*Feed and mite body were stirred with PBS, and centrifuged and the supernatant was dialyzed at 4°C by PBS.

Volume  
Protein: 5mg

Concentration
Add 3.4mL of distilled water. It will become PBS (Dulbeco, pH7.4) solution.

Storage
Store below 4°C  (below -40°C for prolonged storage or after dissolved)