VDK+ Test Strips Control Set (+/-)
SKU:
$50.00
$50.00
Unavailable
per item
This kit contains positive and negative controls to be used in conjunction with Beyers Chemical VDK Test Strips. Kit contents include:
- 50 mL of positive control (1000 ppb diacetyl)
- 50 mL of negative control (0 ppb diacetyl)