and 
have always had a lot in common
Description
When a refractometer is not available, use these disposable test strips to check flow point, expansion protection point and inhibitor level of propylene glycol non-toxic anti-freeze solutions.
NO-FREEZ QUICK CHECK TEST STRIPS
Item #: 18-460
UPC #: 720559184609
6 KITS OF 10 STRIPS EACH
1 lb.
