How soon should Replenine-VF 50 IU/ml (factor IX), Filter Needle presentation, be used after reconstitution?

Replenine-VF 50 IU/ml (factor IX), Filter Needle presentation, should be used immediately after reconstitution unless the method precludes microbial contamination; chemical and physical stability is demonstrated for 1 hour at up to 25°C, and delayed storage is the user's responsibility and should not exceed that limit.