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Reagents and Refills

400 Results Found that Include 400 Products

Product availability based on selecting either shipping or pick up and a location. Dismiss
Results per page: 16 | 32 | 48
Colorimeter Reagent,Hydro Peroxide,PK100
Reagents-Free Chlorine Checker,PK25
Oxygen Electrolyte Solution 30ml
Reagent Refill,Water Hardness
  • Reagent Refill, Water HardnessReagent Refill,Water Hardness
  • Item # 4EWE5
  • Mfr. Model # R-4482-LI-01
  • Reagent Refill, Water Hardness, For Use With LaMotte 4482-LI-02 Water Quality Testing Kit, Includes Reagents...More

Reagent System,Chlorine,0 to 4 PPM
Free Chlorine Buffer Solution, 473 mL
DPD Free CL2 Reagent PP, 5 ml,  100 ct
Reagent Refill,pH Test Kit,3.0 to 10.5
Free Chlorine Reagent Set CL17 Analyzer
Reagent Refill,Free Chlorine,0.2to3.0PPM
DPD Total CL2 Reagent PP,5 ml,100 ct
PD250 Dispenser, Free Chlorine
Iron Ferro Reagent PP, 10 ml
  • Iron Ferro Reagent PP, 10 mlIron Ferro Reagent PP, 10 ml
  • Item # 3VXV1
  • Mfr. Model # 530560
  • Water Quality Replacement Reagent, For 3VXR7 Colorimeter, Reagent can also be used with Hach Instruments,...More

Sodium Thiosulphate 0.00564N
DPD Total CL2 Reagent PP, 10 ml 1000 ct
Molybdenum 1 LR Reagent, 20 ml,  100 ct
DPD Free CL2 Reagent PP, 10 ml 1000 ct
Sodium Electrode Storage Solution,475mL
Total Chlorine Reagent Set CL17 Analyzer
PAN Indicator Soln.
Lead Reagent System,PK50
  • Lead Reagent System, PK50Lead Reagent System,PK50
  • Item # 4KEJ8
  • Mfr. Model # 4031-01
  • Lead Reagent System, PAR Method, Range 0 to 5.0 ppm, For Use With LaMotte 1919 Multi-test Colorimeter,...More

Reagent,Powder Pack,PK100
  • YSI
  • Reagent, Powder Pack, PK100Reagent,Powder Pack,PK100
  • Item # 25JZ79
  • Reagent, Powder Pack, Range Dependent on DPD Range, Used in Other Manufacturer Instruments Only, For Use With...More

Nitrite Meter, Test Refill Kit,PK100
Soil Analysis Replacement Kit Hi 3896
Reagent Kit,Free Chlorine,300 Tests
Free Chlorine Reagent,Pk100
  • Free Chlorine Reagent, Pk100Free Chlorine Reagent,Pk100
  • Item # 4KF42
  • Mfr. Model # HI93701-01
  • Free Chlorine Reagent, Provides 100 Tests, For Use With Hanna HI93711 Free and Total Chlorine Colorimeter,...More

Test Kit, Refill, Turbidity
Test Kit Refill, Education Pollution
Nitrate Test Tab,For 1910/SMART3
Ammonia Ph Adjust Isa,475 mL
Results per page: 16 | 32 | 48

Stock up on reagents and refills at Grainger to complement your water testing instruments. Find tablet reagents to help measure total and free chlorine; liquid reagent refills to help test water hardness; iron ferro, potassium iodide and other reagents for use with your colorimeter and more. Also find electrode cleaning kits, test refill kits for your nitrite meter and much more. Shop Grainger today for reagents and refills to help maintain adequate supplies.

Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order. More