Product Information
10K-0003 B. subtilis derived from NCTC 10400. Single strain ISO 17034 certified reference material is formulated to recover approximately 10,000 CFU/pellet by cultural plating techniques. Product is a ten pack of 1 pellet per vial. Each pellet vial is vacuum sealed to maintain certified activity for the entire 24 month shelf life. 24 month product shelf life applies from date of manufacture and requires freezer storage at -10 to -20°C. Storage at -30°C is allowed. Instructions and detailed product information is provided on the lot-specific Certificate of Analysis (COA) for this ISO 17034 certified reference material. Live microorganism product requires overnight and international priority shipping. Ships in accordance with NSI best practices to ensure product performance and shelf life. Product shipping and shelf life stability are validated as part of NSI’s accreditation under ISO 17034 as a certified reference material producer. Traceable to the primary reference culture source material at passage 2 or less.
Rehydration of a single 10,000 CFU/pellet in 10mL fluid would provide 100 CFU per 100uL (0.1mL). Following this prescribed rehydration scheme provides up to 100 replicate tests per hydrated pellet.
Rehydration of a single 10,000 CFU/pellet in 100mL fluid would provide 100 CFU per mL. Following this prescribed rehydration scheme provides up to 100 replicate tests per hydrated pellet.