E
MAINTENANCE
E
6. Distance of the tool edge from SM
when filter is completely
demounted : ca. 140.7mm.(5.5inch)
7. Install a new filter, new equalizing
element.
a. Standard: 32.5%(m/m). b. The unit "%(m/m)" is used to indicate mass fraction of matt-
er according to the international standard.
c. Calculated without excluding ammonia nitrogen
e. Standard: 1.3829 d. Standard: 1,090 kg/m3
INGREDIENT UNIT
ITEM
TEST METHOD
MIN. MAX.
Urea concentration
a
%(m/m)
b
31.8 33.2
ISO 22241-2 Annex B
c
ISO 22241-2 Annex C
c
Density (at 20°C
d
) kg/m3 1,087 1,093 ISO 3675 or ISO 12185
Refractive index (at 20°C
e
) - 1.3814 1.3843 ISO 22241 2 Annex C
Ammonia alkalinity %(m/m)
b
- 0.2 ISO 22241 2 Annex D
Biuret %(m/m)
b
- 0.3 ISO 22241 2 Annex E
Aldehyde mg/kg - 5 ISO 22241 2 Annex F
Insoluble matter mg/kg - 20 ISO 22241 2 Annex G
Phosphate (PO
4
) mg/kg - 0.5 ISO 22241 2 Annex H
Calcium mg/kg - 0.5
ISO 22241 2 Annex I
Iron mg/kg - 0.5
Copper mg/kg - 0.2
Zinc mg/kg - 0.2
Chromium mg/kg - 0.2
Nickel mg/kg - 0.2
Aluminum mg/kg - 0.5
Magnesium mg/kg - 0.5
Sodium mg/kg - 0.5
Potassium mg/kg - 0.5
Identical equation - Identical ISO 22241 2 Annex J
17
To Next Page
Loading...
