Glycol
www.chemetrics.com | 1-800-356-3072
Method Visual Kits
References: Purpald
®
developed by Aldrich Chemical
Range: 1-15 ppm as ethylene glycol
Company.
MDL: 1 ppm / Method: Purpald-Periodate
Ethylene glycol and propylene glycol are the primary
Cat#
ingredients in commercially-available antifreezes. They
CHEMets Kit K-4815
are used with various corrosion inhibitors to protect
CHEMets Refill, 30 ampoules, Shelf-life 6 months R-4815
2
metal surfaces in cooling water systems.
Activator Solution Pack, six 10 mL bottles, Shelf-life 2 years A-4400
1
Activator Solution Pack, six 20 mL bottles A-4401
1,3
CHEMetrics’ glycol test kits, which employ a chemistry
Activator Solution Pack, six 10 mL bottles, Shelf-life 2 years A-4402
1
perfected by CHEMetrics, are used to monitor potable
Comparator, Shelf-life 2 years:
waters for contamination from glycol originating in
1, 2, 3, 4, 5, 6, 8, 10, 15 ppm C-4815
cooling systems.
Kit comes in a plastic case and contains everything needed to perform 30
Stricter limits for stormwater effluent glycol
tests (except distilled water): Refill, Comparator, Activator Solutions, 25 mL
sample cup, sample cup top, instructions, and MSDS.
discharges are expected from the USEPA. In addition
to the glycol recycling operations, monitoring the
Range: 1000-15,000 ppm as ethylene glycol
efficiency of recovery and collection systems is crucial.
MDL: 1000 ppm / Method: Purpald-Periodate
In the colorimetric chemistry, periodic acid oxidizes Cat#
ethylene glycol and/or propylene glycol to formalde-
VACUettes Kit K-4815C
hyde, which reacts with Purpald in alkaline solution. VACUettes Refill, 30 ampoules, Shelf-life 6 months R-4815C
2
Visual and instrumental test kits are available that Activator Solution Pack, six 10 mL bottles, Shelf-life 1 year A-4404
1
report test results in either ppm (mg/L) ethylene or Activator Solution Pack, six 20 mL bottles A-4401
1,3
propylene glycol. Correction factors are supplied with
Activator Solution Pack, six 10 mL bottles, Shelf-life 2 years A-4402
1
all kits to convert test results to the alternate glycol
Comparator, Shelf-life 2 years:
form.
1000, 2000, 3000, 4000, 5000, 6000, 8000, 10,000, 15,000 ppm C-4815C
Kit comes in a plastic case and contains everything needed to perform 30
This test requires much less time to perform and
tests (except distilled water): Refill, Comparator, Activator Solutions, dilutor
involves fewer manipulations than the standard
snapper cup, micro test tube, instructions, and MSDS.
chromotropic acid procedure.
Shelf-life: six months. We recommend stocking
quantities that will be used within five
months. Refrigeration will
dramatically increase the
shelf-life of these products.
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