| Potassium Ion assay (enzymatic) (R1 & R2, powder form, rate) | DZ113A | 1000 Test | DIAZYME |
| Sodium Ion assay (enzymatic) (R1 & R2, powder form, rate) | DZ114A | 720 Test | DIAZYME |
| Lithium Ion assay (enzymatic) (R1 & R2, powder form, rate) | DZ116A | 220 Test | DIAZYME |
| Carbon Dioxide (CO2) assay (380nm) (enzymatic) (Single reagent, liquid form, endpoint) | DZ118A | 333 Test | DIAZYME |
| Carbon Dioxide (CO2) assay (340 nm) (enzymatic) (Single reagent, liquid form, endpoint) | DZ118B | 285 Test | DIAZYME |
| Chloride Ion assay (enzymatic) (R1 & R2, liquid form, rate) | DZ200A | 225 Test | DIAZYME |
ELECTROLYTES