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PR-23 instrucon manual
The refractometer models PR-23-M/MS and PR-23-W for aggressive solutions and
ultra-pure ine chemicals can be equipped with a sapphire prism with a refractive in-
dex range 1.2600–1.4600, Figure 9.3.
Figure 9.3 PR-23-M/MS/W rangeability with
a sapphire prism (74) and with a standard prism (62)
9.3 Sanitary process refractometer PR-23-AC
The refractometer PR-23-AC is a 3A Sanitary process refractometer for measuring
concentrations in a pipe line. Easy to install in any pipe size directly or using a lowcell.
The Sanitary process refractometer is suitable for all food and beverage processing ap-
plications where on-line monitoring and control can help to improve product quality
and reduce costs.
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