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| Best Seller  | EXTECH EC-1413-P Calibration Standard,1413microS,1 Pt,Pk2 Calibration Standard, Conductivity, Range 1413microS, Container I pt Bottle, For Use With Any Conductivity Meter That Requires Calibration, Number of Tests Dependent On Amount Used For Each Test, Package Quantity 2 ... more
EXTECH EC-1413-P Calibration Standard,1413microS,1 Pt,Pk2 Calibration Standard, Conductivity, Range 1413microS, Container I pt Bottle, For Use With Any Conductivity Meter That Requires Calibration, Number of Tests Dependent On Amount Used For Each Test, Package Quantity 2 | go to store |
 | OAKTON WD-35653-02 Calibration Solution,pH,7.0,20 mL,PK20 Calibration Solution, pH, Range 7 pH, Container 20 mL Packet, Package Quantity 20 ... more
OAKTON WD-35653-02 Calibration Solution,pH,7.0,20 mL,PK20 Calibration Solution, pH, Range 7 pH, Container 20 mL Packet, Package Quantity 20 | go to store |
| Best Seller  | UNICO Factory Certified Calibration Filter Set w/ 10percentT 50percentT Filters & Didymium Filter S-90-9101. This Unico Filter Kit is designed using incredibly high quality materials that ensures an extremely long life of efficient use. The Unico... ... more | FREE shipping go to store |
 | UNICO Absorbance Calibration Filter 1 Abs. (10percentT) Factory Certified UNICO Absorbance Calibration Filter 1 Abs. (10percentT) Factory Certified. (10percentT) Factory Certified Set S-90-9110 is a calibration filter made to work with all UNICO Spectrophotometers. Your Spectrophotometer is a precision scientific instrument... ... more | FREE shipping go to store |
 | Harvard Apparatus High Solution 50 Reaction Kit 45-0803 Unit EA Harvard Apparatus High Solution 50 Reaction Kit 45-0803 Unit EA. Using a Harvard Apparatus HS 50 Chemical Reaction Set reduces the need for storing large volumes of liquid under pressure and allows mixing and blending to be done at higher temperatures... ... more | FREE shipping go to store |
 | EXTECH PH10-P Buffer Solution,10 pH,1 Pt,PK2 Buffer Solution, pH, Range 10 pH, Container I pt Bottle, For Use With Any pH Meter That Requires Calibration, Number of Tests Dependent On Amount Used For Each Test, Package Quantity 2 ... more
EXTECH PH10-P Buffer Solution,10 pH,1 Pt,PK2 Buffer Solution, pH, Range 10 pH, Container I pt Bottle, For Use With Any pH Meter That Requires Calibration, Number of Tests Dependent On Amount Used For Each Test, Package Quantity 2 | go to store |
 | EXTECH PH7-P Buffer Solution,7 pH,1 Pt,PK2 Buffer Solution, pH, Range 7 pH, Container I pt Bottle, For Use With Any pH Meter That Requires Calibration, Number of Tests Dependent On Amount Used For Each Test, Package Quantity 2 ... more
EXTECH PH7-P Buffer Solution,7 pH,1 Pt,PK2 Buffer Solution, pH, Range 7 pH, Container I pt Bottle, For Use With Any pH Meter That Requires Calibration, Number of Tests Dependent On Amount Used For Each Test, Package Quantity 2 | go to store |
 | YSI 061321 Calibration Solution,ORP,250mL Bottle Calibration Solution, ORP, Features Contains a Powdered Reagent, Container 250 mL Plastic Bottle, For Use With YSI Professional Meters and Testers, Number of Tests Dependent On Amount Used For Each Test ... more
YSI 061321 Calibration Solution,ORP,250mL Bottle Calibration Solution, ORP, Features Contains a Powdered Reagent, Container 250 mL Plastic Bottle, For Use With YSI Professional Meters and Testers, Number of Tests Dependent On Amount Used For Each Test | go to store |
 | EXTECH PH113 Exstik Refill,PH Meter Solution Kit KCL Solution, For Use With PH110 pH Meter Using The PH115 Refillable Electrode, Includes Kcl Solution ... more
EXTECH PH113 Exstik Refill,PH Meter Solution Kit KCL Solution, For Use With PH110 pH Meter Using The PH115 Refillable Electrode, Includes Kcl Solution | go to store |
 | EXTECH PH4-P Buffer Solution,4 pH,1 Pt,PK2 Buffer Solution, pH, Range 4.01 pH, Container I pt Bottle, For Use With Any pH Meter That Requires Calibration, Number of Tests Dependent On Amount Used For Each Test, Package Quantity 2 ... more
EXTECH PH4-P Buffer Solution,4 pH,1 Pt,PK2 Buffer Solution, pH, Range 4.01 pH, Container I pt Bottle, For Use With Any pH Meter That Requires Calibration, Number of Tests Dependent On Amount Used For Each Test, Package Quantity 2 | go to store |
 | OAKTON WD-00653-16 Calibration Solution,EC,84 uS/cm,1 Pt Calibration Solution, Electric Conductivity, Range 84 uS/cm, Container 1 pt Bottle ... more
OAKTON WD-00653-16 Calibration Solution,EC,84 uS/cm,1 Pt Calibration Solution, Electric Conductivity, Range 84 uS/cm, Container 1 pt Bottle | go to store |
 | OAKTON WD-35653-09 Calibration Solution,EC,10 uS/cm,PK20 Calibration Solution, Electric Conductivity, Range 10 uS/cm, Container 20 mL Packet, Package Quantity 20 ... more
OAKTON WD-35653-09 Calibration Solution,EC,10 uS/cm,PK20 Calibration Solution, Electric Conductivity, Range 10 uS/cm, Container 20 mL Packet, Package Quantity 20 | go to store |
 | LAMOTTE 1451 Calibration Solution,10 NTU,60 mL Calibration Solution, Turbidity, Range 10 NTU, Container 60 mL Bottle, For Use With LaMotte 2020we Turbidity Meter, Number of Tests 5 ... more
LAMOTTE 1451 Calibration Solution,10 NTU,60 mL Calibration Solution, Turbidity, Range 10 NTU, Container 60 mL Bottle, For Use With LaMotte 2020we Turbidity Meter, Number of Tests 5 | go to store |
 | OAKTON WD-00653-18 Calibration Solution,EC,1413 uS/cm,1 Pt Calibration Solution, Electric Conductivity, Range 1413 uS/cm, Container 1 pt Bottle ... more
OAKTON WD-00653-18 Calibration Solution,EC,1413 uS/cm,1 Pt Calibration Solution, Electric Conductivity, Range 1413 uS/cm, Container 1 pt Bottle | go to store |
 | LAMOTTE 1450 Calibration Solution,1 NTU,60 mL Calibration Solution, Turbidity, Range 1 NTU, Container 60 mL Bottle, For Use With LaMotte 2020we Turbidity Meter, Number of Tests 5 ... more
LAMOTTE 1450 Calibration Solution,1 NTU,60 mL Calibration Solution, Turbidity, Range 1 NTU, Container 60 mL Bottle, For Use With LaMotte 2020we Turbidity Meter, Number of Tests 5 | go to store |
 | EXTECH RF11 Refractometer,Sucrose,ATC,0-10 per. Brix Analog Refractometer, Portable Sucrose, Range 0 Percent to 10 Percent Brix, Automatic Temperature Compensation Yes, Accuracy +/-0.1 Percent, Resolution 0.1, Function Sucrose, Features Automatic Temperature Compensation, Includes Calibration... ... more
EXTECH RF11 Refractometer,Sucrose,ATC,0-10 per. Brix Analog Refractometer, Portable Sucrose, Range 0 Percent to 10 Percent Brix, Automatic Temperature Compensation Yes, Accuracy +/-0.1 Percent, Resolution 0.1, Function Sucrose, Features Automatic Temperature Compensation, Includes Calibration... | go to store |
 | LAB SAFETY SUPPLY GR125050-M19 Blue Buffer Solution,pH 10.00,20mL,PK20 Blue Buffer Solution, Concentration pH 10.0, CAS Number 1310-73-2, 144-55-8, 26628-22-8, 497-19-8, 7732-18-5, Chemical Container Material Metal, Chemical Container Type Box, Chemical Container Size 20 mL, Chemical Family Type Buffers, Calibration... ... more
LAB SAFETY SUPPLY GR125050-M19 Blue Buffer Solution,pH 10.00,20mL,PK20 Blue Buffer Solution, Concentration pH 10.0, CAS Number 1310-73-2, 144-55-8, 26628-22-8, 497-19-8, 7732-18-5, Chemical Container Material Metal, Chemical Container Type Box, Chemical Container Size 20 mL, Chemical Family Type Buffers, Calibration... | go to store |
 | EXTECH PH110 pH Meter,WaterProof,Refillable pH Meter,WaterProof,Refillable, pH Range 0.00 to 14.00, Waterproof Yes, Automatic Temperature Compensation Yes, Displayed Temperature Range 23 to 194 Degrees F, -5 to 90 Degrees C, Auto Power Off Yes, Calibration 1, 2 or 3 pt., Includes Protective... ... more
EXTECH PH110 pH Meter,WaterProof,Refillable pH Meter,WaterProof,Refillable, pH Range 0.00 to 14.00, Waterproof Yes, Automatic Temperature Compensation Yes, Displayed Temperature Range 23 to 194 Degrees F, -5 to 90 Degrees C, Auto Power Off Yes, Calibration 1, 2 or 3 pt., Includes Protective... | go to store |
 | OAKTON WD-00653-00 . ZERO OXYGEN SOLUTION OAKTON OAKTON 500 Zero Oxygen Calibration Solution ... more
| go to store |
 | EXTECH RF20 Refractometer,Portable,Salinity,0-100ppt Analog Refractometer, Portable Salinity, Range 0 to 100 ppt (Salinity), Automatic Temperature Compensation Yes, Accuracy +/-0.1 Percent, Resolution 0.001, Function Salt, Features Automatic Temperature Compensation, Includes Calibration Screwdriver,... ... more
EXTECH RF20 Refractometer,Portable,Salinity,0-100ppt Analog Refractometer, Portable Salinity, Range 0 to 100 ppt (Salinity), Automatic Temperature Compensation Yes, Accuracy +/-0.1 Percent, Resolution 0.001, Function Salt, Features Automatic Temperature Compensation, Includes Calibration Screwdriver,... | go to store |
 | LAB SAFETY SUPPLY GR123800-L04 Yellow Buffer Solution,pH 7.00,20L Yellow Buffer Solution, Concentration pH 7.0, CAS Number 1310-73-2, 26628-22-8, 7732-18-5, 7778-77-0, Chemical Container Material Plastic, Chemical Container Type Box, Chemical Container Size 20 L, Chemical Family Type Buffers, Calibration Certificate... ... more
LAB SAFETY SUPPLY GR123800-L04 Yellow Buffer Solution,pH 7.00,20L Yellow Buffer Solution, Concentration pH 7.0, CAS Number 1310-73-2, 26628-22-8, 7732-18-5, 7778-77-0, Chemical Container Material Plastic, Chemical Container Type Box, Chemical Container Size 20 L, Chemical Family Type Buffers, Calibration Certificate... | go to store |
 | OAKTON WD-00606-10 Cal Solution,EC,12.88 mS/cm,1 Pt Calibration Solution, Electric Conductivity, Range 12.88 mS/cm, Container 1 pt Bottle ... more
OAKTON WD-00606-10 Cal Solution,EC,12.88 mS/cm,1 Pt Calibration Solution, Electric Conductivity, Range 12.88 mS/cm, Container 1 pt Bottle | go to store |
 | LAB SAFETY SUPPLY GR125050-L04 Blue Buffer Solution,pH 10.00,20L,Plastc Blue Buffer Solution, Concentration pH 10.0, CAS Number 1310-73-2, 144-55-8, 26628-22-8, 497-19-8, 7732-18-5, Chemical Container Material Plastic, Chemical Container Type Box, Chemical Container Size 20 L, Chemical Family Type Buffers, Calibration... ... more
LAB SAFETY SUPPLY GR125050-L04 Blue Buffer Solution,pH 10.00,20L,Plastc Blue Buffer Solution, Concentration pH 10.0, CAS Number 1310-73-2, 144-55-8, 26628-22-8, 497-19-8, 7732-18-5, Chemical Container Material Plastic, Chemical Container Type Box, Chemical Container Size 20 L, Chemical Family Type Buffers, Calibration... | go to store |
 | LAB SAFETY SUPPLY GR122800-L04 Red Buffer Solution,pH 4.00,20L,Plastic Red Buffer Solution, Concentration pH 4.0, CAS Number 7732-18-5, 877-24-7, Chemical Container Material Plastic, Chemical Container Type Box, Chemical Container Size 20 L, Chemical Family Type Buffers, Calibration Certificate NIST, Shelf Life 24 mo,... ... more
LAB SAFETY SUPPLY GR122800-L04 Red Buffer Solution,pH 4.00,20L,Plastic Red Buffer Solution, Concentration pH 4.0, CAS Number 7732-18-5, 877-24-7, Chemical Container Material Plastic, Chemical Container Type Box, Chemical Container Size 20 L, Chemical Family Type Buffers, Calibration Certificate NIST, Shelf Life 24 mo,... | go to store |
 | LAB SAFETY SUPPLY 3WGC2 Buffer Solution,pH 7.00,20mL,PK20 Buffer Solution, Concentration pH 7.0, CAS Number 7732-18-5, 7778-77-0, 1310-73-2, Chemical Container Material Plastic, Chemical Container Type Box, Chemical Grade Lab, Chemical Container Size 20 mL, Chemical Family Type Buffers, Calibration... ... more
LAB SAFETY SUPPLY 3WGC2 Buffer Solution,pH 7.00,20mL,PK20 Buffer Solution, Concentration pH 7.0, CAS Number 7732-18-5, 7778-77-0, 1310-73-2, Chemical Container Material Plastic, Chemical Container Type Box, Chemical Grade Lab, Chemical Container Size 20 mL, Chemical Family Type Buffers, Calibration... | go to store |
 | LAB SAFETY SUPPLY 793EP2 Buffer Solution,pH 7.00,1L,Plastic Yellow Buffer Solution, Concentration pH 7.0, CAS Number 1310-73-2, 26628-22-8, 7732-18-5, 7778-77-0, Chemical Container Material Plastic, Chemical Container Type Bottle, Chemical Container Size 1 L, Chemical Family Type Buffers, Calibration... ... more
LAB SAFETY SUPPLY 793EP2 Buffer Solution,pH 7.00,1L,Plastic Yellow Buffer Solution, Concentration pH 7.0, CAS Number 1310-73-2, 26628-22-8, 7732-18-5, 7778-77-0, Chemical Container Material Plastic, Chemical Container Type Bottle, Chemical Container Size 1 L, Chemical Family Type Buffers, Calibration... | go to store |
 | LAB SAFETY SUPPLY 793EN9 Red Buffer Solution,pH 4.00,1L,Plastic Red Buffer Solution, Concentration pH 4.0, CAS Number 7732-18-5, 877-24-7, Chemical Container Material Plastic, Chemical Container Type Bottle, Chemical Container Size 1 L, Chemical Family Type Buffers, Calibration Certificate NIST, Shelf Life 24 mo,... ... more
LAB SAFETY SUPPLY 793EN9 Red Buffer Solution,pH 4.00,1L,Plastic Red Buffer Solution, Concentration pH 4.0, CAS Number 7732-18-5, 877-24-7, Chemical Container Material Plastic, Chemical Container Type Bottle, Chemical Container Size 1 L, Chemical Family Type Buffers, Calibration Certificate NIST, Shelf Life 24 mo,... | go to store |
 | LAB SAFETY SUPPLY GR122800-M01 Red Buffer Solution,pH 4.00,500mL,Plastc Red Buffer Solution, Concentration pH 4.0, CAS Number 7732-18-5, 877-24-7, Chemical Container Material Plastic, Chemical Container Type Bottle, Chemical Container Size 500 mL, Chemical Family Type Buffers, Calibration Certificate NIST, Shelf Life 24... ... more
LAB SAFETY SUPPLY GR122800-M01 Red Buffer Solution,pH 4.00,500mL,Plastc Red Buffer Solution, Concentration pH 4.0, CAS Number 7732-18-5, 877-24-7, Chemical Container Material Plastic, Chemical Container Type Bottle, Chemical Container Size 500 mL, Chemical Family Type Buffers, Calibration Certificate NIST, Shelf Life 24... | go to store |
 | LAB SAFETY SUPPLY GR122800-CASE Buffer Solution,pH 4.00,20mL,PK20 Buffer Solution, Concentration pH 4.0, CAS Number 7732-18-5, 877-24-7, 50-00-0, 67-56-1, Chemical Container Material Plastic, Chemical Container Type Box, Chemical Grade Lab, Chemical Container Size 20 mL, Chemical Family Type Buffers, Calibration... ... more
LAB SAFETY SUPPLY GR122800-CASE Buffer Solution,pH 4.00,20mL,PK20 Buffer Solution, Concentration pH 4.0, CAS Number 7732-18-5, 877-24-7, 50-00-0, 67-56-1, Chemical Container Material Plastic, Chemical Container Type Box, Chemical Grade Lab, Chemical Container Size 20 mL, Chemical Family Type Buffers, Calibration... | go to store |
 | LAB SAFETY SUPPLY GR123800-L03 Yellow Buffer Solution,pH 7.00,4L,Plastc Yellow Buffer Solution, Concentration pH 7.0, CAS Number 1310-73-2, 26628-22-8, 7732-18-5, 7778-77-0, Chemical Container Material Plastic, Chemical Container Type Bottle, Chemical Container Size 4 L, Chemical Family Type Buffers, Calibration... ... more
LAB SAFETY SUPPLY GR123800-L03 Yellow Buffer Solution,pH 7.00,4L,Plastc Yellow Buffer Solution, Concentration pH 7.0, CAS Number 1310-73-2, 26628-22-8, 7732-18-5, 7778-77-0, Chemical Container Material Plastic, Chemical Container Type Bottle, Chemical Container Size 4 L, Chemical Family Type Buffers, Calibration... | go to store |
 | LAB SAFETY SUPPLY 793ER0 Buffer Solution,pH 10.00,1L,Plastic Buffer Solution, Concentration pH 10.0, CAS Number 1310-73-2, 144-55-8, 26628-22-8, 497-19-8, 7732-18-5, Chemical Container Material Plastic, Chemical Container Type Bottle, Chemical Container Size 1 L, Chemical Family Type Buffers, Calibration... ... more
LAB SAFETY SUPPLY 793ER0 Buffer Solution,pH 10.00,1L,Plastic Buffer Solution, Concentration pH 10.0, CAS Number 1310-73-2, 144-55-8, 26628-22-8, 497-19-8, 7732-18-5, Chemical Container Material Plastic, Chemical Container Type Bottle, Chemical Container Size 1 L, Chemical Family Type Buffers, Calibration... | go to store |
 | LAB SAFETY SUPPLY 793ER1 Red Buffer Solution,pH 4.00,10L,Plastic Red Buffer Solution, Concentration pH 4.0, CAS Number 7732-18-5, 877-24-7, Chemical Container Material Plastic, Chemical Container Type Box, Chemical Container Size 10 L, Chemical Family Type Buffers, Calibration Certificate NIST, Shelf Life 24 mo,... ... more
LAB SAFETY SUPPLY 793ER1 Red Buffer Solution,pH 4.00,10L,Plastic Red Buffer Solution, Concentration pH 4.0, CAS Number 7732-18-5, 877-24-7, Chemical Container Material Plastic, Chemical Container Type Box, Chemical Container Size 10 L, Chemical Family Type Buffers, Calibration Certificate NIST, Shelf Life 24 mo,... | go to store |
 | LAB SAFETY SUPPLY GR125050-L03 Blue Buffer Solution,pH 10.00,4L,Plastic Blue Buffer Solution, Concentration pH 10.0, CAS Number 1310-73-2, 144-55-8, 26628-22-8, 497-19-8, 7732-18-5, Chemical Container Material Plastic, Chemical Container Type Bottle, Chemical Container Size 4 L, Chemical Family Type Buffers, Calibration... ... more
LAB SAFETY SUPPLY GR125050-L03 Blue Buffer Solution,pH 10.00,4L,Plastic Blue Buffer Solution, Concentration pH 10.0, CAS Number 1310-73-2, 144-55-8, 26628-22-8, 497-19-8, 7732-18-5, Chemical Container Material Plastic, Chemical Container Type Bottle, Chemical Container Size 4 L, Chemical Family Type Buffers, Calibration... | go to store |
 | LAB SAFETY SUPPLY GR125050-M01 Blue Buffer Solution,pH 10.00,500mL Blue Buffer Solution, Concentration pH 10.0, CAS Number 1310-73-2, 144-55-8, 26628-22-8, 497-19-8, 7732-18-5, Chemical Container Material Plastic, Chemical Container Type Bottle, Chemical Container Size 500 mL, Chemical Family Type Buffers, Calibration... ... more
LAB SAFETY SUPPLY GR125050-M01 Blue Buffer Solution,pH 10.00,500mL Blue Buffer Solution, Concentration pH 10.0, CAS Number 1310-73-2, 144-55-8, 26628-22-8, 497-19-8, 7732-18-5, Chemical Container Material Plastic, Chemical Container Type Bottle, Chemical Container Size 500 mL, Chemical Family Type Buffers, Calibration... | go to store |
 | OAKTON WD-35653-03 Cal Solution,pH,10.01,20 mL,PK20 Calibration Solution, pH, Range 10.01 pH, Container 20 mL Packet, Package Quantity 20 ... more
OAKTON WD-35653-03 Cal Solution,pH,10.01,20 mL,PK20 Calibration Solution, pH, Range 10.01 pH, Container 20 mL Packet, Package Quantity 20 | $73.15 $61.59 go to store |
 | LAB SAFETY SUPPLY GR138800-M01 Yellow Buffer Solution,pH 7.00,500mL Yellow Buffer Solution, Concentration pH 7.0, CAS Number 1310-73-2, 26628-22-8, 7732-18-5, 7778-77-0, Chemical Container Material Plastic, Chemical Container Type Bottle, Chemical Container Size 500 mL, Chemical Family Type Buffers, Calibration... ... more
LAB SAFETY SUPPLY GR138800-M01 Yellow Buffer Solution,pH 7.00,500mL Yellow Buffer Solution, Concentration pH 7.0, CAS Number 1310-73-2, 26628-22-8, 7732-18-5, 7778-77-0, Chemical Container Material Plastic, Chemical Container Type Bottle, Chemical Container Size 500 mL, Chemical Family Type Buffers, Calibration... | go to store |
 | LAB SAFETY SUPPLY GR122800-L03 Red Buffer Solution,pH 4.00,4L,Plastic Red Buffer Solution, Concentration pH 4.0, CAS Number 7732-18-5, 877-24-7, Chemical Container Material Plastic, Chemical Container Type Bottle, Chemical Container Size 4 L, Chemical Family Type Buffers, Calibration Certificate NIST, Shelf Life 24 mo,... ... more
LAB SAFETY SUPPLY GR122800-L03 Red Buffer Solution,pH 4.00,4L,Plastic Red Buffer Solution, Concentration pH 4.0, CAS Number 7732-18-5, 877-24-7, Chemical Container Material Plastic, Chemical Container Type Bottle, Chemical Container Size 4 L, Chemical Family Type Buffers, Calibration Certificate NIST, Shelf Life 24 mo,... | go to store |
 | YSI 3167 Cal Solution,EC,1000 uS/cm,1 Pt,PK8 Calibration Solution, Electric Conductivity, Range 1000 uS/cm, Container 1 pt Bottle, For Use With YSI Professional Plus Multiparameter Meter, 3100 and 3200 Series Laboratory Conductivity Meters, Package Quantity 8 ... more
YSI 3167 Cal Solution,EC,1000 uS/cm,1 Pt,PK8 Calibration Solution, Electric Conductivity, Range 1000 uS/cm, Container 1 pt Bottle, For Use With YSI Professional Plus Multiparameter Meter, 3100 and 3200 Series Laboratory Conductivity Meters, Package Quantity 8 | go to store |
 | LOVIBOND 530210 Free Chlorine Reagent Set CL17 Analyzer Free Chlorine Reagent Set CL17 Analyzer, Reagents and Refills, For Use With Colorimeter, Photometers, Includes DPD Indicator Powder, Free Chlorine Indicator Solution and Free Chlorine Buffer Solution ... more
LOVIBOND 530210 Free Chlorine Reagent Set CL17 Analyzer Free Chlorine Reagent Set CL17 Analyzer, Reagents and Refills, For Use With Colorimeter, Photometers, Includes DPD Indicator Powder, Free Chlorine Indicator Solution and Free Chlorine Buffer Solution | go to store |
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