VWR Puranity TU+ | 13
Technical specification
NOTE!
Check at regular intervals the quality of your feedwater.
Feedwater requirements
Source Tap water
Silt Density Index (SDI) Bacteria should be < 0.01
Conductivity (reference temperature +25 °C) 1200 μS/cm (0.0008 M
Ω
·cm)
Free chlorine max. 0.1 ppm
Manganese content max. 0.05 ppm
Iron content max. 0.05 ppm
pH range 4 - 11
Temperature +2°C - +35°C
Pressure 1 - 6 bar /14 - 87 PSI (at a pressure > 6 bar / 87 PSI a pressure
reducer must be installed upstream of the system.
Product water quality ASTM Type I (on dispensing valve)
Standard UV UV/UF
Conductivity
(reference temperature +25 °C) μS/cm 0.055 0.055 0.055
Resistance
(reference temperature +25°C) M
Ω
·cm 18.2 18.2 18.2
TOC value ppb 5-10 1-5 1-5
RNase
DNase
ng/ml
pg/ul
- -
- -
- -
- -
< 0.003
< 0.4
Bacteria CFU/ml < 0.01 < 0.01 < 0.01
Bacterial endotoxins EU/ml - - - - < 0.001
Particles μm/ml < 0.2 < 0.2 < 0.2
Performance l/min 1.0 1.0 0.6
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