Store at +4 °C or at -20 °C if preferred.
This product should be stored undiluted.
Storage in frost-free freezers is not recommended. Avoid repeated freezing and thawing as this may denature the antibody. Should this product contain a precipitate we recommend microcentrifugation before use.
If stored in this manner, this product is stable for 12 months after receipt.
Antisera to Hepatitis B were raised by repeated immunisation of rabbits with highly purified antigen.