SALE Quick view Details YSI | sku: 2510552845 YSI ODO-CAP REPLACEMENT ODO SENSOR MSRP: Was: $201.47 Now: $162.65 Add to Cart Compare
SALE Quick view Details YSI | sku: 2511494924 YSI ODO200CC-01 DISSOLVED OXYGEN METER WITH PROBE MSRP: Was: $1,694.46 Now: $1,280.06 Add to Cart Compare
SALE Quick view Details YSI | sku: 2511730642 YSI P20 20-4 P WATER QUALITY METER KIT 50 DATA SETS MSRP: Was: $1,624.91 Now: $1,348.48 Add to Cart Compare
SALE Quick view Details YSI | sku: 2511031834 YSI PHOTOFLEX PH COLORIMETER MSRP: Was: $1,811.42 Now: $1,802.53 Add to Cart Compare
SALE Quick view Details YSI | sku: 2511031835 YSI PHOTOFLEX PH/SET COLORIMETER MSRP: Was: $3,006.42 Now: $2,867.19 Add to Cart Compare
SALE Quick view Details YSI | sku: 2511031837 YSI PHOTOFLEX STD/SET COLORIMETER MSRP: Was: $2,812.24 Now: $2,485.92 Add to Cart Compare
SALE Quick view Details YSI | sku: 2511034033 YSI POTASSIUM IODIDE TP REAGENT POWDER PACK PK 100 MSRP: Was: $33.35 Now: $32.40 Add to Cart Compare
SALE Quick view Details YSI | sku: 2511035223 YSI Pro2030 HANDHELD CONDUCTIVITY/DO METER NO CABLE MSRP: Was: $1,190.43 Now: $881.98 Add to Cart Compare
SALE Quick view Details YSI | sku: 2510552849 YSI ProBOD BOD PROBE MSRP: Was: $1,147.76 Now: $1,092.25 Add to Cart Compare
SALE Quick view Details YSI | sku: 2510401306 YSI REP3-90001004Y REPLACEMENT LIGHT SHIELD MSRP: Was: $64.85 Now: $48.91 Add to Cart Compare
SALE Quick view Details YSI | sku: 2510347921 YSI SC-24 CUVETTES MSRP: Was: $106.94 Now: $85.33 Add to Cart Compare
SALE Quick view Details YSI | sku: 2510341427 YSI SCIENCE PHT-G PH ELECTRODE 0 TO 14 PH SPHERE GLASS MSRP: Was: $631.21 Now: $472.92 Add to Cart Compare
SALE Quick view Details YSI | sku: 2510341426 YSI SCIENCE PHT-MICRO PH ELECTRODE 0 TO 14 PH GLASS MSRP: Was: $827.27 Now: $670.10 Add to Cart Compare
SALE Quick view Details YSI | sku: 2510341425 YSI SCIENCE PHT-PT PH ELECTRODE 0 TO 14 PH SPHERE GLASS MSRP: Was: $432.95 Now: $393.74 Add to Cart Compare
SALE Quick view Details YSI | sku: 2510341429 YSI SCIENCELINE TEMP 135 TEMPERATURE ELECTRODE STAINLESS STEEL MSRP: Was: $493.20 Now: $380.88 Add to Cart Compare
SALE Quick view Details YSI | sku: 2510341428 YSI SCIENCELINE TEMP 136 TEMPERATURE ELECTRODE FLAT GLASS MSRP: Was: $400.49 Now: $324.38 Add to Cart Compare
SALE Quick view Details YSI | sku: 2510328273 YSI SL-CI2 1.5 MG/L PRIMARY CHLORINE STANDARD MSRP: Was: $43.42 Now: $32.60 Add to Cart Compare
SALE Quick view Details YSI | sku: 2510225785 YSI TFK CR EXTERNAL TEMPERATURE SENSOR MSRP: Was: $286.85 Now: $283.57 Add to Cart Compare
SALE Quick view Details YSI | sku: 2510202615 YSI TRULAB PH 1310 PH METER -2.0 TO 20.0 PH RANGE MSRP: Was: $1,389.30 Now: $1,125.62 Add to Cart Compare
SALE Quick view Details YSI | sku: 2511706108 YSI TRULINE AMMONIA ELECTRODE KIT ISE ELECTRODE AMMONIA GAS SENSING MSRP: Was: $1,124.15 Now: $910.80 Add to Cart Compare
SALE Quick view Details YSI | sku: 2511706206 YSI TRULINE AMMONIA ELECTRODE RM ISE ELECTRODE AMMONIA EPOXY MSRP: Was: $290.99 Now: $227.39 Add to Cart Compare
SALE Quick view Details YSI | sku: 2511706109 YSI TRULINE AMMONIUM ELECTRODE KIT ISE ELECTRODE AMMONIUM PVC MEMBRANE MSRP: Was: $1,279.49 Now: $958.78 Add to Cart Compare
SALE Quick view Details YSI | sku: 2511706113 YSI TRULINE AMMONIUM ELECTRODE RM ISE ELECTRODE AMMONIUM EPOXY MSRP: Was: $679.49 Now: $531.12 Add to Cart Compare
SALE Quick view Details YSI | sku: 2511707626 YSI TRULINE BROMIDE ELECTRODE KIT ISE ELECTRODE BROMIDE EPOXY MSRP: Was: $1,297.49 Now: $1,048.10 Add to Cart Compare
SALE Quick view YSI | sku: 2510552845 YSI ODO-CAP REPLACEMENT ODO SENSOR YSI ODO-CAP - REPLACEMENT ODO SENSOR - REPLACEMENT ODO SENSOR FOR USE WITH YSI PRO ODO OPTICAL DO CABLES (4UYT2 4UYT3 4UYT4 4UYT5 4UYT6 4UYT7 4UYT8 4UYT9 AND 4UYU1) - EQUAL TO... MSRP: Was: $201.47 Now: $162.65 Add to Cart Compare
SALE Quick view YSI | sku: 2511494924 YSI ODO200CC-01 DISSOLVED OXYGEN METER WITH PROBE YSI ODO200CC-01 - DISSOLVED OXYGEN METER WITH PROBE - DISSOLVED OXYGEN METER DISSOLVED OXYGEN RANGE 0 TO 20 PPM OXYGEN CONCENTRATION 1 TO 200 PERCENT WATERPROOF IP67 DISPLAYED TEMPERATURE RANGE -6... MSRP: Was: $1,694.46 Now: $1,280.06 Add to Cart Compare
SALE Quick view YSI | sku: 2511730642 YSI P20 20-4 P WATER QUALITY METER KIT 50 DATA SETS YSI P20 20-4 P - WATER QUALITY METER KIT 50 DATA SETS - WATER QUALITY METER KIT DISSOLVED OXYGEN RANGE 0 TO 50MG/L WATERPROOF IP67 OPERATING TEMP RANGE (F) 14 DEGREES TO 140 DEGREES DISPLAY NO AUTO... MSRP: Was: $1,624.91 Now: $1,348.48 Add to Cart Compare
SALE Quick view YSI | sku: 2511031834 YSI PHOTOFLEX PH COLORIMETER YSI PHOTOFLEX PH - COLORIMETER - COLORIMETER PH RANGE 0.000 TO 14.000 (+/-0.004) PH ACCURACY 0.1 PH RESOLUTION +/-0.004 CHEMICAL OXYGEN DEMAND RANGE LOW RANGE 0 TO 150MG/L MID RANGE 0 TO 1500MG/L... MSRP: Was: $1,811.42 Now: $1,802.53 Add to Cart Compare
SALE Quick view YSI | sku: 2511031835 YSI PHOTOFLEX PH/SET COLORIMETER YSI PHOTOFLEX PH/SET - COLORIMETER - COLORIMETER SET PH RANGE 0.000 TO 14.000 (+/-0.004) PH ACCURACY 0.1 PH RESOLUTION +/-0.004 CHEMICAL OXYGEN DEMAND RANGE LOW RANGE 0 TO 150MG/L MID RANGE 0 TO... MSRP: Was: $3,006.42 Now: $2,867.19 Add to Cart Compare
SALE Quick view YSI | sku: 2511031837 YSI PHOTOFLEX STD/SET COLORIMETER YSI PHOTOFLEX STD/SET - COLORIMETER - COLORIMETER SET CHEMICAL OXYGEN DEMAND RANGE LOW RANGE 0 TO 150MG/L MID RANGE 0 TO 1500MG/L HIGH RANGE 0 TO 15 000MG/L DISPLAY GRAPHIC BACKLIT LCD POWER SOURCE... MSRP: Was: $2,812.24 Now: $2,485.92 Add to Cart Compare
SALE Quick view YSI | sku: 2511034033 YSI POTASSIUM IODIDE TP REAGENT POWDER PACK PK 100 YSI POTASSIUM IODIDE TP - REAGENT POWDER PACK PK 100 - REAGENT POWDER PACK RANGE DEPENDENT ON DPD RANGE USED IN OTHER MANUFACTURER INSTRUMENTS ONLY FOR USE WITH PHOTOMETER INCLUDES 100 PACKS PACKAGE... MSRP: Was: $33.35 Now: $32.40 Add to Cart Compare
SALE Quick view YSI | sku: 2511035223 YSI Pro2030 HANDHELD CONDUCTIVITY/DO METER NO CABLE YSI PRO2030 - HANDHELD CONDUCTIVITY/DO METER NO CABLE - HANDHELD CONDUCTIVITY/DO METER ELECTRIC CONDUCTIVITY RANGE 0 TO 200 MS/CM TDS RANGE 0 TO 100 G/L DISSOLVED OXYGEN RANGE 0 TO 50 MG/L OXYGEN... MSRP: Was: $1,190.43 Now: $881.98 Add to Cart Compare
SALE Quick view YSI | sku: 2510552849 YSI ProBOD BOD PROBE YSI PROBOD - BOD PROBE - BOD PROBE FOR USE WITH YSI PRO PLUS (4UYG5) YSI PRO20 (4UYG6) - EQUAL TO G1334995MANUFACTURER:YSIMANUFACTURER PART NUMBER:PROBODUNIT OF MEASURE:EAQTY PER UNIT OF... MSRP: Was: $1,147.76 Now: $1,092.25 Add to Cart Compare
SALE Quick view YSI | sku: 2510401306 YSI REP3-90001004Y REPLACEMENT LIGHT SHIELD YSI REP3-90001004Y - REPLACEMENT LIGHT SHIELD - REPLACEMENT LIGHT SHIELD TYPE PHOTOFLEX STD DISPLAY NO MANUFACTURERS WARRANTY LENGTH NO WARRANTY - EQUAL TO G6702534MANUFACTURER:YSIMANUFACTURER PART... MSRP: Was: $64.85 Now: $48.91 Add to Cart Compare
SALE Quick view YSI | sku: 2510347921 YSI SC-24 CUVETTES YSI SC-24 - CUVETTES - CUVETTES TYPE SAMPLE DISPLAY NO MANUFACTURERS WARRANTY LENGTH NO WARRANTY - EQUAL TO G6535681MANUFACTURER:YSIMANUFACTURER PART NUMBER:SC-24UNIT OF MEASURE:EAQTY PER UNIT OF... MSRP: Was: $106.94 Now: $85.33 Add to Cart Compare
SALE Quick view YSI | sku: 2510341427 YSI SCIENCE PHT-G PH ELECTRODE 0 TO 14 PH SPHERE GLASS YSI SCIENCE PHT-G - PH ELECTRODE 0 TO 14 PH SPHERE GLASS - PH ELECTRODE TESTING PARAMETER PH TEMPERATURE MEASUREMENT RANGE 0 TO 14 PH PH RANGE 0 TO 14 TIP SHAPE SPHERE OPERATING TEMP RANGE -5 DEGREES... MSRP: Was: $631.21 Now: $472.92 Add to Cart Compare
SALE Quick view YSI | sku: 2510341426 YSI SCIENCE PHT-MICRO PH ELECTRODE 0 TO 14 PH GLASS YSI SCIENCE PHT-MICRO - PH ELECTRODE 0 TO 14 PH GLASS - PH ELECTRODE TESTING PARAMETER PH TEMPERATURE MEASUREMENT RANGE 0 TO 14 PH PH RANGE 0 TO 14 TIP SHAPE CYLINDRICAL OPERATING TEMP RANGE -5... MSRP: Was: $827.27 Now: $670.10 Add to Cart Compare
SALE Quick view YSI | sku: 2510341425 YSI SCIENCE PHT-PT PH ELECTRODE 0 TO 14 PH SPHERE GLASS YSI SCIENCE PHT-PT - PH ELECTRODE 0 TO 14 PH SPHERE GLASS - PH ELECTRODE TESTING PARAMETER PH TEMPERATURE MEASUREMENT RANGE 0 TO 14 PH PH RANGE 0 TO 14 TIP SHAPE SPHERE OPERATING TEMP RANGE -5... MSRP: Was: $432.95 Now: $393.74 Add to Cart Compare
SALE Quick view YSI | sku: 2510341429 YSI SCIENCELINE TEMP 135 TEMPERATURE ELECTRODE STAINLESS STEEL YSI SCIENCELINE TEMP 135 - TEMPERATURE ELECTRODE STAINLESS STEEL - TEMPERATURE ELECTRODE TESTING PARAMETER TEMPERATURE TIP SHAPE FLAT OPERATING TEMP RANGE -30 DEGREES TO 135 DEGREES C BODY MATERIAL... MSRP: Was: $493.20 Now: $380.88 Add to Cart Compare
SALE Quick view YSI | sku: 2510341428 YSI SCIENCELINE TEMP 136 TEMPERATURE ELECTRODE FLAT GLASS YSI SCIENCELINE TEMP 136 - TEMPERATURE ELECTRODE FLAT GLASS - TEMPERATURE ELECTRODE TESTING PARAMETER TEMPERATURE TIP SHAPE FLAT OPERATING TEMP RANGE -30 DEGREES TO 135 DEGREES C BODY MATERIAL GLASS... MSRP: Was: $400.49 Now: $324.38 Add to Cart Compare
SALE Quick view YSI | sku: 2510328273 YSI SL-CI2 1.5 MG/L PRIMARY CHLORINE STANDARD YSI SL-CI2 1.5 MG/L - PRIMARY CHLORINE STANDARD - PRIMARY CHLORINE STANDARD TYPE ACCESORY DISPLAY NO MANUFACTURERS WARRANTY LENGTH 12 MONTHS - EQUAL TO G7202377MANUFACTURER:YSIMANUFACTURER PART... MSRP: Was: $43.42 Now: $32.60 Add to Cart Compare
SALE Quick view YSI | sku: 2510225785 YSI TFK CR EXTERNAL TEMPERATURE SENSOR YSI TFK CR - EXTERNAL TEMPERATURE SENSOR - EXTERNAL TEMPERATURE SENSOR TYPE ACCESORY DISPLAY NO MANUFACTURERS WARRANTY LENGTH 15 MONTHS - EQUAL TO G6469863MANUFACTURER:YSIMANUFACTURER PART NUMBER:TFK... MSRP: Was: $286.85 Now: $283.57 Add to Cart Compare
SALE Quick view YSI | sku: 2510202615 YSI TRULAB PH 1310 PH METER -2.0 TO 20.0 PH RANGE YSI TRULAB PH 1310 - PH METER -2.0 TO 20.0 PH RANGE - PH METER PH RANGE -2.0 TO 20.0 -2.00 TO 20.00 -2.000 TO 19.999 ORP RANGE -1200 TO 1200MV -2500 TO 2500MV AUTOMATIC TEMPERATURE COMPENSATION YES... MSRP: Was: $1,389.30 Now: $1,125.62 Add to Cart Compare
SALE Quick view YSI | sku: 2511706108 YSI TRULINE AMMONIA ELECTRODE KIT ISE ELECTRODE AMMONIA GAS SENSING YSI TRULINE AMMONIA ELECTRODE KIT - ISE ELECTRODE AMMONIA GAS SENSING - ISE ELECTRODE TESTING PARAMETER AMMONIA MEASUREMENT RANGE 0.02 TO 17 000 MG/L TIP SHAPE STANDARD BODY MATERIAL GAS SENSING... MSRP: Was: $1,124.15 Now: $910.80 Add to Cart Compare
SALE Quick view YSI | sku: 2511706206 YSI TRULINE AMMONIA ELECTRODE RM ISE ELECTRODE AMMONIA EPOXY YSI TRULINE AMMONIA ELECTRODE RM - ISE ELECTRODE AMMONIA EPOXY - ISE ELECTRODE TESTING PARAMETER AMMONIA MEASUREMENT RANGE 0.02 TO 17 000 MG/L TIP SHAPE STANDARD BODY MATERIAL EPOXY LENGTH 7 IN... MSRP: Was: $290.99 Now: $227.39 Add to Cart Compare
SALE Quick view YSI | sku: 2511706109 YSI TRULINE AMMONIUM ELECTRODE KIT ISE ELECTRODE AMMONIUM PVC MEMBRANE YSI TRULINE AMMONIUM ELECTRODE KIT - ISE ELECTRODE AMMONIUM PVC MEMBRANE - ISE ELECTRODE TESTING PARAMETER AMMONIUM MEASUREMENT RANGE 0.02 TO 1800 MG/L TIP SHAPE STANDARD BODY MATERIAL PVC MEMBRANE... MSRP: Was: $1,279.49 Now: $958.78 Add to Cart Compare
SALE Quick view YSI | sku: 2511706113 YSI TRULINE AMMONIUM ELECTRODE RM ISE ELECTRODE AMMONIUM EPOXY YSI TRULINE AMMONIUM ELECTRODE RM - ISE ELECTRODE AMMONIUM EPOXY - ISE ELECTRODE TESTING PARAMETER AMMONIUM MEASUREMENT RANGE 0.02 TO 1 800 MG/L TIP SHAPE STANDARD BODY MATERIAL EPOXY LENGTH 7 IN... MSRP: Was: $679.49 Now: $531.12 Add to Cart Compare
SALE Quick view YSI | sku: 2511707626 YSI TRULINE BROMIDE ELECTRODE KIT ISE ELECTRODE BROMIDE EPOXY YSI TRULINE BROMIDE ELECTRODE KIT - ISE ELECTRODE BROMIDE EPOXY - ISE ELECTRODE TESTING PARAMETER BROMIDE MEASUREMENT RANGE 0.4 TO 79 900 MG/L TIP SHAPE STANDARD BODY MATERIAL EPOXY LENGTH 7 IN... MSRP: Was: $1,297.49 Now: $1,048.10 Add to Cart Compare