
Water analysis
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CALDUR® Chromium – Colorimetric
Chromium (VI) determination in water by color chart (0.05-2.0 mg/l Cr VI) -
CALDUR® Chromium – Photometric
Chromium (VI) determination in water using a photometer (0.02-0.7 mg/l Cr VI) -
CALDUR® DEHA (diethylhydroxylamine) – Colorimetric
DEHA determination (diethylhydroxylamine) in boiler water by color chart (0.05-1.0 mg/l) -
CALDUR® Iron HRS – Colorimetric
Iron determination in water by color chart (0.2-10 mg/l Fe) – High Range -
CALDUR® Iron LR – Colorimetric
Determination of iron in water using a color chart (0.05-1.0 mg/l Fe) -
CALDUR® Iron LR – Photometric
Determination of iron in water using a photometer (0.2-2.0 mg/l Fe) -
CALDUR® Iron LRS – Colorimetric
Iron determination in water by color chart (0.01-0.5 mg/l Fe) – Low Range Sensitive -
CALDUR® Iron LRS – Photometric
Photometric determination of iron in water (0.01-0.5 mg/l Fe) – Low Range Sensitive -
CALDUR® Residual hardness RG 10 – Limit value
Residual hardness limit value determination in the water (limit value: 0.1 °dH) -
CALDUR® Residual hardness RG 10 F – Limit value
Residual hardness limit value determination in the water (limit value: 0.1 °fH) -
CALDUR® Residual hardness RG 100 – Limit value
Residual hardness limit value determination in the water (limit value: 1.0 °dH) -
CALDUR® Residual hardness RG 25 – Limit value
Residual hardness limit value determination in the water (limit value: 0.25 °dH)
Which instrument suits your application?
Tell us the parameter, measuring range and place of use – for example residual hardness after softening in the boiler house. We will recommend the right analyser or test kit and the matching accessories.
Made in GermanyISO 9001 (TÜV NORD)Experience since 1975personal advice











