Platinum Cobalt Units

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Platinum cobalt units.

The apha platinum cobalt color scale is described in astm d1209 standard testmethod for color of clear liquids platinum cobalt scale. When used the term hazen units hu may be found in product specifications. It was originally intended to describe the color of waste water but its usage has expanded to include other industrial applications apha color is a color scale sometimes referred to as a. 3 2 for a number of years the term water white was considered sufficient as a measurement of solvent color.

It has since expanded to a common method of comparison of the intensity of yellow tinted samples. Platinum cobalt color reference solution hazen 500 according to din en iso 7887 and astm d1209 pt 500 mg l certipur. The name preferred in astm d1209 and iso 6271 is the platinum cobalt color or pt co but apha is name in most common use in industry. The index was developed as a way to evaluate pollution levels in waste water.

Find supelco 1 00246 msds related peer reviewed papers technical documents similar products more at sigma aldrich. This was accomplished in 1952 with the adoption of test method d1209 using the platinum cobalt scale. History of the apha pt co hazen scale. Apha color also referred to as the hazen scale and more appropriately as the platinum cobalt pt co scale is a color standard named for the american public health association and defined by astm d1209.

Pcu pt co platinum cobalt color unit. Shop a large selection of water quality testing supplies products and learn more about platinum cobalt color standard solution apha fisher chemical testing glass bottle. For determining color in water tests an unlimited number of reagents the color of water is measured by comparing the water to platinum cobalt color standards representing apha standard color units. Kemtrak stainless steel npt 1 tapered pipe thread measurement cell with sapphire measurement window.

Tests 0 20 50 80 110 140 170 and 200 apha color units.