 | Hach DREL 2800 Complete Water Quality Lab DREL/2800 Complete water quality laboratory (with sensION 156 meter and 2100P turbidimeter) | 
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 | Hach DREL 2800 Industrial Water Quality Lab DREL/2800 Industrial water quality laboratory |
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 | Hach DREL 2800 Complete Water Quality Lab DREL 2800 Complete water quality laboratory |
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 | YSI 9300 Photometer The YSI 9300 is an economical photometer that allows you to easily take readings directly in the field for over 100 parameters. |
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 | Hach Total Hardness Test Strips Total hardness, 0-425 mg/L, 1000 tests, individually wrapped |
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 | Hach Hardness, Iron, & pH Test Kit Model HA-62B includes color disc and color comparator for colorimetric comparison of iron and pH, a drop-count titration for hardness determination, and it also produces a wide range of pH tests. |
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| Hach Hardness, Iron, & pH Test Kit Model HA-62A includes color disc and color comparator for colorimetric comparison of iron and pH, as well as a drop-count titration for hardness determinations. |
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| Hach Hardness, Iron, & pH Test Kit Model HA-62 includes a color disc and color comparator for colorimetric comparison of hardness, iron, and pH. |
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| Hach Total Hardness Test Strips Total hardness, 0-425 mg/L, 250 tests, individually wrapped |
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 | Hach Total Hardness Drop Count Titrator Kit Total hardness test kit, HA-71A, 1-20 mg/L, 1-20 gpg, 100 tests |
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| Hach Total Hardness Drop Count Titrator Kit Total hardness test kit, 5-EP, 20-400 mg/L, 100 tests |
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| Hach Total Hardness Drop Count Titrator Kit Total hardness test kit, 5-B, 1-30 gpg, 100 tests |
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| Hach 5-in-1 Test Strips 5-in-1 Test strip total chlorine, free chlorine, total hardness, total alkalinity, & pH, 50 tests |
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| Hach Total Hardness Test Strips Total hardness, 0-425 mg/L, 50 tests |
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Air Quality