Zinc
www.chemetrics.com | 1-800-356-3072
Method
Instrumental Kits
References: APHA Standard Methods, 20
th
ed., pp. 3-
V-2000 Multi-Analyte Photometer
105, Method 3500-Zn B (1998). ASTM D 1691-84, Zinc
(See page 12 for instrumental features)
in Water, Test Method A.
Zinc deposits are present in much of the earth’s crust.
Range: 0.30-3.00 ppm
The metal provides an effective protective coating for Method: Zincon
steel (galvanized coatings) and is useful as an alloying
Cat#
agent. Zinc salts are useful as corrosion inhibitors in Vacu-vials Kit, Shelf-life 8 months K-9903
cooling water treatment formulations. The USEPA has Kit comes in a cardboard box and contains everything needed to perform 30
established a Maximum Secondary Drinking Water
tests: thirty ampoules, Indicator Solution, 25 mL sample cup, ampoule blank,
instructions, calibration table, and MSDS.
Standard of 5 mg/L for zinc.
CHEMetrics’ method determines soluble zinc in
Range: 0.60-6.00 ppm
drinking water and wastewater. Zinc reacts with the
Method: Zincon
reagent zincon in a buffered alkaline solution to form Cat#
a blue complex. Interference from other heavy metals
Vacu-vials Kit, Shelf-life 8 months K-9923
can be eliminated by the addition of cyanide.
Kit comes in a cardboard box and contains everything needed to perform 30
tests: thirty ampoules, Indicator Solution, 25 mL sample cup, ampoule blank,
However, for safety, cyanide has not been included in
instructions, calibration table, and MSDS.
the reagent formulation. Results are expressed as ppm
Vacu-vials Kits require the use of the V-2000 Photometer or a spec-
(mg/L) Zn. trophotometer capable of accepting a 13 mm diameter round cell.
Instrument sold separately
Shelf-life: although the reagent in the ampoule is
stable, the indicator solution has an eight-month shelf-
life. We recommend stocking quantities that will be Kit Components common to Zinc
used within seven months.
Description Cat#
Sample Cup Pack, 25 mL (6 ea) A-0013
Ampoule Blank Pack (5 ea) A-0023
Instructions are posted on our website.
If no shelf-life is listed for a product, then the shelf-life is at least 2 years.
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