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Reagents and Refills

551 products found

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.Close

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  • DPD Free CL2 Reagent PP, 10ml, PK100

    Brand
    LOVIBOND
    Item #
    3VXT4
    Mfr. Model #
    530100
    DPD Free CL2 Reagent PP, 10ml, PK100
    Web Price $27.50 / pkg. of 100
  • Reagent Refill, For Use With 4EVT7

    Brand
    LAMOTTE
    Item #
    4EWD3
    Mfr. Model #
    R-2056
    Reagent Refill, For Use With 4EVT7
    Web Price $67.25 / each
  • Tablet, Reagent, Pk100

    Brand
    EXTECH
    Item #
    3MY52
    Mfr. Model #
    CL203
    Tablet, Reagent, Pk100
    Web Price $46.80 / pkg. of 100
  • Reagent System, Cl, 0 to 4 PPM, PK200

    Brand
    LAMOTTE
    Item #
    4EWE3
    Mfr. Model #
    R-3670
    Reagent System, Cl, 0 to 4 PPM, PK200
    Web Price $34.70 / pkg. of 200
  • Reagent Refill, Free Chlorine, 0.2to3.0PPM

    Brand
    LAMOTTE
    Item #
    4EWD1
    Mfr. Model #
    6999A-H
    Reagent Refill, Free Chlorine, 0.2to3.0PPM
    Web Price $10.35 / each
  • Reagent Refill, Chlorine, 0 to 200 PPM

    Brand
    LAMOTTE
    Item #
    4EWE7
    Mfr. Model #
    R-4497
    Reagent Refill, Chlorine, 0 to 200 PPM
    Web Price $31.30 / each
  • Colorimeter Reagent, Tablet

    Brand
    LAMOTTE
    Item #
    48VG40
    Mfr. Model #
    R-3240
    Colorimeter Reagent, Tablet
    Web Price $35.80 / each
  • DPD Free CL2 Reagent PP, 5 ml, 100 ct

    Brand
    LOVIBOND
    Item #
    15F876
    Mfr. Model #
    530090
    DPD Free CL2 Reagent PP,  5 ml,  100 ct
    Web Price $21.65 / each
  • Reagent Refill, Dissolved Oxygen, 0to10PPM

    Brand
    LAMOTTE
    Item #
    4EWE8
    Mfr. Model #
    R-5860
    Reagent Refill, Dissolved Oxygen, 0to10PPM
    Web Price $44.20 / each
  • Nitrite LR Tablets

    Brand
    LOVIBOND
    Item #
    24AP14
    Mfr. Model #
    512310BT
    Nitrite LR Tablets
    Web Price $46.00 / each
  • Phosphonate Reagent Set

    Brand
    LOVIBOND
    Item #
    15F946
    Mfr. Model #
    535220
    Phosphonate Reagent Set
    Web Price $94.25 / each
  • ROSS ELECTRODE STORAGE SOLUTION, 475ML

    Brand
    THERMO SCIENTIFIC
    Item #
    6PXX6
    Mfr. Model #
    810001
    ROSS ELECTRODE STORAGE SOLUTION,  475ML
    Web Price $86.00 / each
  • Test Strip, Micro 7 Plus Nitrite Reagent

    Brand
    INDUSTRIAL TEST SYSTEMS
    Item #
    8M407
    Mfr. Model #
    486623
    Test Strip, Micro 7 Plus Nitrite Reagent
    Web Price $19.55 / each
  • Reagent Powder Pack, PK100

    Brand
    YSI
    Item #
    25JZ76
    Mfr. Model #
    DEHA1 TP
    Reagent Powder Pack,  PK100
    Web Price $100.50 / pkg. of 100
  • Colorimeter Reagent, COD, PK25

    Brand
    LAMOTTE
    Item #
    3VZL5
    Mfr. Model #
    0072-SC
    Colorimeter Reagent, COD, PK25
    Web Price $60.00 / pkg. of 25
  • Colorimeter Reagent, Ozone, PK20

    Brand
    LAMOTTE
    Item #
    3VZP7
    Mfr. Model #
    3651-SC
    Colorimeter Reagent, Ozone, PK20
    Web Price $323.00 / pkg. of 20
  • COLORIMETER RGNT FREE CL2 .05-, PK100

    Brand
    THERMO SCIENTIFIC
    Item #
    9UDF1
    Mfr. Model #
    AC2071
    COLORIMETER RGNT FREE CL2 .05-, PK100
    Web Price $23.80 / pkg. of 100
  • Exstik Refill, PH Meter Solution Kit

    Brand
    EXTECH
    Item #
    3YTH7
    Mfr. Model #
    PH113
    Exstik Refill, PH Meter Solution Kit
    Web Price $22.17 / each
  • DPD Total CL2 Reagent PP, 10 ml

    Brand
    LOVIBOND
    Item #
    3VXT7
    Mfr. Model #
    530120
    DPD Total CL2 Reagent PP, 10 ml
    Web Price $25.10 / each
  • Reagent Refill, pH Test Kit, 3.0 to 10.5

    Brand
    LAMOTTE
    Item #
    4EVZ1
    Mfr. Model #
    2218-G
    Reagent Refill, pH Test Kit, 3.0 to 10.5
    Web Price $15.90 / each
  • Colorimeter Reagent, Liquid

    Brand
    LAMOTTE
    Item #
    48VG41
    Mfr. Model #
    R-3240-LI
    Colorimeter Reagent, Liquid
    Web Price $25.70 / each
  • Reagent Refill, Water Hardness

    Brand
    LAMOTTE
    Item #
    4EWE5
    Mfr. Model #
    R-4482-LI-01
    Reagent Refill, Water Hardness
    Web Price $24.50 / each
  • Free Chlorine Reagent Set CL17 Analyzer

    Brand
    LOVIBOND
    Item #
    15F863
    Mfr. Model #
    530210
    Free Chlorine Reagent Set CL17 Analyzer
    Web Price $60.75 / each
  • Reagent CL2 Tablets, 1000 Tests, PK100

    Brand
    EXTECH
    Item #
    3VXH7
    Mfr. Model #
    CL204
    Reagent CL2 Tablets, 1000 Tests,  PK100
    Web Price $170.25 / pkg. of 100
  • Electrode Storage Solution, PH, 1 Pint

    Brand
    THERMO SCIENTIFIC
    Item #
    8YAR9
    Mfr. Model #
    910001
    Electrode Storage Solution, PH, 1 Pint
    Web Price $76.50 / each
  • DPD Total CL2 Reagent PP, 25 ml, 100 ct

    Brand
    LOVIBOND
    Item #
    15F882
    Mfr. Model #
    530130
    DPD Total CL2 Reagent PP,  25 ml,   100 ct
    Web Price $27.60 / each
  • ZERO OXYGEN SOLUTION OAKTON OAKTON 500

    Brand
    OAKTON
    Item #
    9G955
    Mfr. Model #
    WD-00653-00 .
    ZERO OXYGEN SOLUTION OAKTON OAKTON 500
    Web Price $17.55 / each
  • DPD Total CL2 Reagent PP, 5 ml, 100 ct

    Brand
    LOVIBOND
    Item #
    15F874
    Mfr. Model #
    530080
    DPD Total CL2 Reagent PP, 5 ml, 100 ct
    Web Price $21.65 / each
  • Reagent, Total Chlorine, 0.2to3PPM, PK50

    Brand
    LAMOTTE
    Item #
    4EWC9
    Mfr. Model #
    6905A-H
    Reagent, Total Chlorine, 0.2to3PPM, PK50
    Web Price $14.95 / pkg. of 50
  • DPD Free CL2 Reagent PP, 25 ml, 100 ct

    Brand
    LOVIBOND
    Item #
    15F879
    Mfr. Model #
    530110
    DPD Free CL2 Reagent PP,  25 ml,   100 ct
    Web Price $27.60 / each
  • Reagent Refill, Alkalinity, 0 to 200 PPM

    Brand
    LAMOTTE
    Item #
    4EWE6
    Mfr. Model #
    R-4491-DR
    Reagent Refill, Alkalinity, 0 to 200 PPM
    Web Price $20.20 / each
  • Iron Ferro Reagent PP, 10 ml

    Brand
    LOVIBOND
    Item #
    3VXV1
    Mfr. Model #
    530560
    Iron Ferro Reagent PP,  10 ml
    Web Price $25.70 / each
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Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order. More