www.zinexts.com MagPurix 24 EVO User Manual
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Problem
Cause
Solution
Eluate containing DNA
is discolored.
DNA contaminated with heme. Minimize the amount of blood
or blood-stained sample used
(≤ 20 μl blood spot for forensic
samples).
DNA is sheared or degraded.
Bubbles formed during mixing
steps.
To prevent bubble formation
during mixing, make sure the
sample volume is at least at
the recommended volume
listed in the resp. extraction kit
handbook.
Purified DNA repeatedly
frozen and thawed.
Aliquot purified DNA and store
aliquots at 4°C (short-term) or
-20°C
(long-term).
Avoid
repeated
freezing
and
thawing.
DNA contaminated with
DNase.
Maintain a sterile environment
while working (i.e., wear gloves
and use DNase-free reagents).
For any other technical issues/errors please contact your local distributor/agent.
