The T-SPX culture has a shelf life of 18 months according to the manufacturers (CHR Hansen) spec sheet if stored correctly.
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Ok question that I always had was how do you know if it's good, PH test ?I just used some that was over 2 years old . I keep it sealed tight in a -3 degree freezer . I just asked that same question . Others have had luck past the 6 months .
I don't know the answer to that , but that was the reason I asked the same question .Ok question that I always had was how do you know if it's good, PH test ?
Ok question that I always had was how do you know if it's good, PH test ?