Question 1

What can this measure for? Looking for a list of all possible compounds/analytes.

Accepted Answer

these are the parameters which  can be measured,
Aluminum
Ammonia
Barium
Benzotriazole / Tolyltriazole
Boron
Bromine
Chlorine Dioxide
Chlorine, Free
Chlorine, Total
Chromium, Hexavalent
Chromium, Total
COD (Chemical Oxygen Demand)
Color
Copper
Cyanide
Cyanuric Acid
Detergents / Surfactants
Dissolved Oxygen
Fluoride
Hardness
Hydrazine
Hydrogen Peroxide
Iron
Manganese
Molybdenum
Monochloramine
Nickel
Nitrate
Nitrite
Nitrogen, Total
Nitrogen, Total Inorganic (TIN)
Oxygen Scavengers
Ozone
pH
Phosphonates
Phosphorus
Potassium
Silica
Sulfate
Sulfide / Hydrogen Sulfide
Suspended Solids
Tannin and Lignin
TKN
Total Organic Carbon (TOC)
Toxicity
Turbidity
Volatile Acids
Zinc

Question 2

I wish to purchase to cod vial adapter for this unit but I am not seeing it here. Is there anyway you can give the amazon item number so I may buy

Accepted Answer

The COD vial adaptor should be included when purchasing the DR900 (PN 9385100), but if you wanted to purchase another one separately the part number for the adaptor is 4846400.

Question 3

Will this test for manganese?

Accepted Answer

yes sir, for Manganese determination you can chose one of two methods.
Hach method 8034 Powder Pillows Periodate Oxidation , range 0.1 - 20.0 mg/L Mn
hach method 8149 Powder Pillows PAN Method, range 	0.006 - 0.700 mg/L Mn
if you need any help with selecting ragents , sample preparation or methods , please feel free to contact our customer service

Question 4

Does this device also test conductivity and TDS (total dissolved solids)?

Accepted Answer

The DR900 does not test for conductivity or TDS. The full list of tests that come stored on the DR900 can be located by pulling up the following link in your browser.

https://www.hach.com/dr900-multiparameter-portable-colorimeter/product-parameter-reagent?id=15684103251&callback=qs

Thank you,
Hach technical support

ASIN	B00N40P8UU
Batteries	4 AA batteries required.
Best Sellers Rank	#214,217 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #20 in Lab Colorimeters
Date First Available	August 28, 2014
Item Weight	1 pounds
Item model number	9385100
Manufacturer	HACH COMPANY
National Stock Number	6630-01-623-0976
Package Dimensions	11.1 x 7.6 x 5.28 inches

- DR900 Multiparameter Handheld Colorimeter, USB Data Transfer, 9385100

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