2. ALCOA
Attributable
Who performed an action and
when? If a record is changed, who
did it and why? Link to the source
data
Who did it ?
Source data
Legible
Data must be recorded
permanently in a durable medium
and be readable
Can you read it?
Permanently recorded
Contemporaneous
The data should be recorded at the
time the work is performed and date /
time stamps should follow in order
was it done in ¡°real
time¡±?
Original
Is the information the original
record or a certified true copy?
Is it original or true
copy?
Accurate
No errors or editing performed
without documented amendments
It is accurate ?
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4. ALCOA +
Complete
All data including repeat or
reanalysis performed on the
sample
21 CFR 211.194
Consistent
Consistent application of data
time stamps in the expected
sequence
Date time stamps
Enduring
Recorded on controlled
worksheets ,laboratory note
books or electronic media
Medium used to
record data
Available
Available/ accessible for review
/audit for the life time of the
record
For the life time of
the record
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