Calcium gluconate:

1 gram in 10 ml

= 93 mg elemental calcium

= 4.65 meq

=2.325 mmol

Calcium Chloride:

1 gram in 10 ml

= 273 mg elemental calcium

= 13.6 meq

= 6.8 mmol

40 mg elemental calcium per mmol

20 mg elemental calcium per meq

Calcium Chloride has got 3 times the amount of Calcium