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Salt solutions<br />
Salt no.<br />
1<br />
2<br />
3<br />
4<br />
5<br />
6<br />
7<br />
Salt solutions<br />
Pure NaCl<br />
95% (wt) NaCl + 5% AlCl 3<br />
“Maritime solution”<br />
“Maritime solution” + AlCl 3 to pH 4<br />
“Mud 5 solution” (artificial trailer)<br />
Pure CaCl2<br />
Pure MgCl2<br />
Measured pH<br />
5.4<br />
2.3<br />
4.5<br />
3.8<br />
2.5<br />
3.6<br />
4.9<br />
Almost saturated solutions when applied<br />
pH measurement on diluted solutions 1:9<br />
Date: 2004-01-13 • Page: 23 • Hydro Aluminium
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