BoDarville and pwrstrk thanks a lot for responding,
Here are the test results:
Before shock - PH 7.3, Alk 90, FC 0.5, TC 1, CC 0.5
After shock - PH 7.5, Alk 100, FC 5.0, TC 5.0, CC 0
Haven't bee doing CYA test as it is not available in my test kit (I think).
I bought chemicals at Leslie's...