Environmental Express® COD Standards

Controls approved for use in both EPA-compliant and mercury-free vials
  • Made from primary standard grade potassium hydrogen phthalate
  • Delivered with an SDS and minimum 8 month shelf life (refrigeration required)
  • Sold as one 250-mL bottle
  • Easy-to-follow dilution directions printed directly on the label
Primary Standard Grade Potassium Hydrogen Phthalate. Refrigeration is recommended.
$31.60USD / Each

2 variations of this product are available.

See All Product Options Below
2 PRODUCT OPTIONS
Compareitem specifications
Volume (mL) Description
Availability Pricing
COMPARE
250 COD Standard, 1000 mg/L (ppm); 250 mL
$31.60USD / Each
COMPARE
250 COD Standard, 10000 mg/L (ppm); 250 mL
$31.60USD / Each
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