HI705 Checker HC ® - Silica, LR
HI705 Checker HC ® - Silica, LR
THB 2,500.00 * Prices plus VAT plus shipping costs
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Product information "HI705 Checker HC ® - Silica, LR"

The HI 705 Checker®HC is a simple, accurate, and cost effective way to measure low ranges of silica.  Designed as a more accurate alternative to chemical test kits, the HI 705 provides quick, accurate results in four easy steps.

The HI 705 uses an adaptation of the ASTM D859 method of heteropoly blue method. The reaction between silica and reagents causes a blue tint in the sample.

PRIMARY APPLICATIONS:* Water Quality * Education * Environmental * Water Treatment (Boilers/Cooling Towers)


Order Information:   The HI 705 Checker®HC is supplied with 2 cuvettes and caps, reagent starter kit (1 bottle reagent A, 6 packets of reagent B, and 6 packets of reagent C), 1 x 1.5V AAA battery, and an instruction manual.

Product Manuals

  Manual: Download

Specification :

Range0.00 to 2.00 ppm 
Resolution0.01 ppm 
Accuracy (@25°C/77°F)±0.03ppm ± 5% of reading 
Measurement MethodColorimetric 
Light SourcePhotodiode @610 nm 
MethodAdaptation of the ASTM D859 method of heteropoly blue method 
Light DetectorSilicon photocell 
Power SupplyAuto off after 10  min. of inactivity 
EnvironmentEnvironment 0 to 50°C (32 to 122°F); RH max 95% non-condensing 
Dimensions81.5 x 61 x 37.5 mm (3.2 x 2.4 x 1.5”) 
Weight64 g (2.25 oz.)


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