Sorry, I forgot to add the units for the amount of plasticizer, it is millilitre (ml).
I greatlty appreciate the insight provided by DRC1, and will follow these suggestions.
A contractor claims that too much plasticizer caused cracking of the finished product aftre a change in mix design. Dry Proportions - kg/m3. The placticizer complies to ASTM C494
Before After
Cement 295 305
Fly Ash 126...