IONPURE
®
LX CEDI Modules
Page 30 IP-MAN-LX-1220-EN.pdf
Table 6-8 Sodium hydroxide (2%)
4-cell 10-cell 18-cell 24-cell 30-cell 45-cell
Water
4 gal
(15 L)
9 gal
(35 L)
16 gal
(60 L)
21 gal
(80 L)
26 gal
(100 L)
40 gal
(150 L)
NaOH
pellets
0.7 lb
(0.3 kg)
1.6 lb
(0.7 kg)
2.7 lb
(1.2 kg)
3.6 lb
(1.6 kg)
4.5 lb
(2.0 kg)
6.7 lb
(3.1 kg)
or 50%
NaOH
0.11 gal
(0.40 L)
0.25 gal
(0.94 L)
0.42 gal
(1.61 L)
0.57 gal
(2.14 L)
0.71 gal
(2.68 L)
1.06 gal
(4.01 L)
Best use: for sanitization and biofilm removal
NOTE: must be preceded by salt flush and water rinse
Table 6-4 Water for initial post-cleaning flush
4-cell 10-cell 18-cell 24-cell 30-cell 45-cell
Water
15 gal
(57 L)
38 gal
(144 L)
68 gal
(255 L)
90 gal
(340 L)
115 gal
(435 L)
170 gal
(643 L)
This represents a 10-minute flush at minimum product flow and reject flow 0.5X
product flow.
6.8. Recommended Grades for Cleaning Chemicals
6.8.1 Hydrochloric Acid
Technical or SEMI grade (32-38%)
6.8.2 Sodium Chloride
Food grade (granular, 99.9% NaCl)
6.8.3 Sodium Hydroxide
Rayon grade (50% solution – caustic soda)
Technical grade (solid pellets)
6.8.4 Sodium Percarbonate
Hydrogen peroxide – technical grade, 30%
Sodium carbonate – natural dense or synthetic light
6.8.5 Peracetic Acid
Target concentration is 0.2% H
2
O
2
, 0.04% CH
3
COOOH
Minncare – dilute 100:1
P3 Oxonia Active – dilute 125:1