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Basic specification for distilled or demineralized water
Physical characteristics
Limpid, colorless, odorless when boiling
Resistivity at + 20°C > 30 000
Ω.
cm
Chemical Characteristics
•
5 pH 7
• Absence of organic matter and reducing substances:
COD (chemical oxygen demand) < 30 mg/l (permanganate test)
• Total ions SO
2–
+ CI
–
< 10 mg/l and CI
–
< 2 mg/l
4
Dry residue 15 mg/l
Silicium as SiO
2
< 20 mg/l
Appendix 9
28
Содержание STM 5-100
Страница 1: ...Technical manual installation operation and maintenance for Ni Cd STM MR MRE monoblocks type ...
Страница 23: ...Appendix 1 20 Monoblock STM 5 100 MR G RD equipped Positive left Filling right ...
Страница 24: ...21 Appendix 2 Monoblock STM 5 100 MRE G RD equipped Positive left Filling right ...
Страница 25: ...Appendix 3 22 Monoblock STM 5 140 MR G RD equipped Positive left Filling right ...
Страница 26: ...Appendix 4 23 Monoblock STM 5 140 MR D RG equipped Positive right Filling left ...