Fundamental Properties of Magnesium Phosphate Cement Mortar for Rapid Repair of Concrete

Table 3

Chloride ion penetrability based on charge passed for concrete specimen (ASTM C 1202-91).

Charge passed (Coulombs)	Chloride ion penetrability
>4000	High
2000–4000	Moderate
1000–2000	Low
100–1000	Very low
<100	Negligible