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Square D Omegapak 1ACA4K Ser A 39 A, 3-Ph 20-HP Adjustable Frequency Controller

Square D Omegapak 1ACA4K Ser A 39 A, 3-Ph 20-HP Adjustable Frequency Controller

$290.00145.00

Athena Grow B

Athena Grow B

$139.9970.00

General Hydroponics pH Down Liquid pH Control 1 qt

General Hydroponics pH Down Liquid pH Control 1 qt

$93.9646.98

Rapitest Soil Test Kit for Gardens, Vegetables, Flowers and Lawns.

Rapitest Soil Test Kit for Gardens, Vegetables, Flowers and Lawns.

$15.007.50

API Aquarium Pharmaceuticals 30B pH Down Adjuster, 16 16 oz

API Aquarium Pharmaceuticals 30B pH Down Adjuster, 16 16 oz

$30.0015.00

Nectar for the Gods, Olympus Up PH Up, Liquid Lime, 1 Quart

Nectar for the Gods, Olympus Up PH Up, Liquid Lime, 1 Quart

$22.1911.10

NEW Root Farm pH Balance Up 4 Bottle Value Pack 8 Oz Hydroponic Garden

NEW Root Farm pH Balance Up 4 Bottle Value Pack 8 Oz Hydroponic Garden

$26.0013.00

Spa Essentials pH Increaser - 18 oz (4 Pack)

Spa Essentials pH Increaser - 18 oz (4 Pack)

$39.9920.00

Pool Choice pH Increaser - 10 Lbs

Pool Choice pH Increaser - 10 Lbs

$34.9917.50

Spa Essentials pH Increaser - 18 oz (2 Pack)

Spa Essentials pH Increaser - 18 oz (2 Pack)

$24.9912.49

General Hydroponics pH Control Test Kit - GH 8 oz Up Down Adjustment Combo FAST

General Hydroponics pH Control Test Kit - GH 8 oz Up Down Adjustment Combo FAST

$19.009.50

Puri Tech Chemicals pH Plus 40 lb Resealable Bag for Pools & Spas Increases pH

Puri Tech Chemicals pH Plus 40 lb Resealable Bag for Pools & Spas Increases pH

$60.5330.27

SpaPure pH Down Decreases pH Alkalinity Dissolves Fast 24oz 1Pk C002625-CS20B8

SpaPure pH Down Decreases pH Alkalinity Dissolves Fast 24oz 1Pk C002625-CS20B8

$16.318.15

Eisco Labs Adjustable Spectrometer - Includes 25mm x 25mm Prism

Eisco Labs Adjustable Spectrometer - Includes 25mm x 25mm Prism

$335.99168.00

Adjustable Slit for Optics Bench, 4mm Spring Loaded Slit - Eisco Labs

Adjustable Slit for Optics Bench, 4mm Spring Loaded Slit - Eisco Labs

$32.0916.05

Pond Aeration System - 4 Outlets, Energy-Efficient

Pond Aeration System - 4 Outlets, Energy-Efficient

$237.37118.69

RA pH Test & Adjuster Kit - Freshwater

RA pH Test & Adjuster Kit - Freshwater

$9.995.00

General Hydroponics pH 4.01 Calibration Solution, 1 Qt. -For pH Meter Reference

General Hydroponics pH 4.01 Calibration Solution, 1 Qt. -For pH Meter Reference

$21.8910.95

Poolife pH Minus 6 lb (6 Pack) (Bag)

Poolife pH Minus 6 lb (6 Pack) (Bag)

$75.5437.77

Green Muriatic Acid for Cleaning and pH Adjustment, 1 Gallon Concentrated

Green Muriatic Acid for Cleaning and pH Adjustment, 1 Gallon Concentrated

$14.957.47

Aquarium, API Proper pH Adjuster for Aquariums (pH 7.5 - 260 Gram Jar)

Aquarium, API Proper pH Adjuster for Aquariums (pH 7.5 - 260 Gram Jar)

$20.1410.07

FoxFarm Cultivation Nation pH DOWN Gallon sent as 4 Quarts

FoxFarm Cultivation Nation pH DOWN Gallon sent as 4 Quarts

$47.3423.67

Aquarium, API pH Down Aquarium pH Adjuster (16 oz)

Aquarium, API pH Down Aquarium pH Adjuster (16 oz)

$32.0616.03

API pH Down 16oz Lowers Freshwater Aquarium pH Safe for Plants and Fish

API pH Down 16oz Lowers Freshwater Aquarium pH Safe for Plants and Fish

$40.2020.10

Aquarium, API Proper pH Adjuster for Aquariums (pH 7.0 - 250 Gram Jar)

Aquarium, API Proper pH Adjuster for Aquariums (pH 7.0 - 250 Gram Jar)

$20.3010.15

Pond, PondCare pH Down pH Adjuster (16 oz (Treats 2,400 Gallons))

Pond, PondCare pH Down pH Adjuster (16 oz (Treats 2,400 Gallons))

$36.3818.19

SpaPure pH Down - 1 lb

SpaPure pH Down - 1 lb

$19.569.78

SpaGuard pH Decreaser - 22 oz

SpaGuard pH Decreaser - 22 oz

$19.999.99

Vibco SCR-1000 Adjustable Electric Vibrator 1PH, 115VAC

Vibco SCR-1000 Adjustable Electric Vibrator 1PH, 115VAC

$1480.00740.00

Digital Electric PH Meter LCD Tester Pocket Hydroponics Aquarium Water Test Pen

Digital Electric PH Meter LCD Tester Pocket Hydroponics Aquarium Water Test Pen

$8.964.48

Digital Electric PH Meter LCD Tester Pocket Hydroponics Aquarium Water Test Pen

Digital Electric PH Meter LCD Tester Pocket Hydroponics Aquarium Water Test Pen

$9.934.96

Digital Electric PH Meter LCD Tester Pocket Hydroponics Aquarium Water Test Pen

Digital Electric PH Meter LCD Tester Pocket Hydroponics Aquarium Water Test Pen

$9.244.62

Soil Acidifier Pellitized Correction of high pH in the soil - 5 Lbs.

Soil Acidifier Pellitized Correction of high pH in the soil - 5 Lbs.

$24.9512.47

Poolife pH Minus 6 lb (Bag)

Poolife pH Minus 6 lb (Bag)

$22.9911.49

API POND pH UP Raising Solution 16oz for Pond Water Adjust pH Levels Safe Use

API POND pH UP Raising Solution 16oz for Pond Water Adjust pH Levels Safe Use

$24.1912.10

BLUE POINT USA PH1100 Brake shoe adjuster pin installer Air Hammer bit NEW

BLUE POINT USA PH1100 Brake shoe adjuster pin installer Air Hammer bit NEW

$59.9529.98

Lot of 2 pH Electrode Holder Swing Arms for pH Meter Probe – Missing Lock Nuts

Lot of 2 pH Electrode Holder Swing Arms for pH Meter Probe – Missing Lock Nuts

$11.045.52

(Value Pack) Alder Cones Organic Crystal Cherry Shrimp PH Buffer Adjustment

(Value Pack) Alder Cones Organic Crystal Cherry Shrimp PH Buffer Adjustment

$13.997.00

Parallel Plate Capacitor Demonstration, Adjustable Distance/Height - Eisco Labs

Parallel Plate Capacitor Demonstration, Adjustable Distance/Height - Eisco Labs

$82.4941.24

Digital Electric PH Meter LCD Tester Pocket Hydroponics Aquarium Water Test Pen

Digital Electric PH Meter LCD Tester Pocket Hydroponics Aquarium Water Test Pen

$10.375.18

Puri Tech Chemicals pH Plus 25 lb Resealable Bag for Pools & Spas Increases pH

Puri Tech Chemicals pH Plus 25 lb Resealable Bag for Pools & Spas Increases pH

$49.9925.00

PH PD Pupil Height Distance Meter Glasses Ruler Adjustable Pupilometer

PH PD Pupil Height Distance Meter Glasses Ruler Adjustable Pupilometer

$60.0030.00

SEACHEM MARINE BUFFER 250 gm bottle Adjust pH

SEACHEM MARINE BUFFER 250 gm bottle Adjust pH

$12.296.14

Bluelab 2.77 EC 500 ml Conductivity Solution for Calibrating ppm @ 500 NEW

Bluelab 2.77 EC 500 ml Conductivity Solution for Calibrating ppm @ 500 NEW

$12.656.33

SpaGuard pH Increaser - 18 oz (6 Pack)

SpaGuard pH Increaser - 18 oz (6 Pack)

$53.9426.97

Vaginal Rejuvenation Device Women Light Therapy Vaginitis Tightening PH Balance

Vaginal Rejuvenation Device Women Light Therapy Vaginitis Tightening PH Balance

$135.6967.84

Bluelab pH Calibration Solution - 500ml - Combo Pack of pH 4.0 & pH 7.0 Liquids

Bluelab pH Calibration Solution - 500ml - Combo Pack of pH 4.0 & pH 7.0 Liquids

$45.0022.50

Microbe-Lift 7.5 pH Buffer Stabilizer, 1 Pound - Buffers pH & Prevents pH Swing

Microbe-Lift 7.5 pH Buffer Stabilizer, 1 Pound - Buffers pH & Prevents pH Swing

$12.996.50

Apera GroStar pH calibration kit (pH 4/7 - 8 oz. each)

Apera GroStar pH calibration kit (pH 4/7 - 8 oz. each)

$22.6911.35

The Atwater HydroPod - Standard DWC System - Complete w/ Nutrients & pH Testing

The Atwater HydroPod - Standard DWC System - Complete w/ Nutrients & pH Testing

$64.9532.48

Spa Choice Increase pH Spa & Hot Tub Balance Chemical - 2 x 1 Quart

Spa Choice Increase pH Spa & Hot Tub Balance Chemical - 2 x 1 Quart

$36.9918.50

Leisure Time Renew 5lb

Leisure Time Renew 5lb

$55.9928.00

Natural Chemistry Spa PH Decreaser Down for Hot Tubs & Spas 2 LBS PH Down 04103

Natural Chemistry Spa PH Decreaser Down for Hot Tubs & Spas 2 LBS PH Down 04103

$31.9515.97

API pH UP Freshwater Aquarium Water pH Raising Solution 1.25-Ounce Bottle

API pH UP Freshwater Aquarium Water pH Raising Solution 1.25-Ounce Bottle

$9.524.76

Spa Choice Reduce pH Spa & Hot Tub Balance Chemical - 4 x 1 Quart

Spa Choice Reduce pH Spa & Hot Tub Balance Chemical - 4 x 1 Quart

$54.9927.50

High Accuracy Pocket pH Meter for Household, Pool & Aquarium - ±0.01 pH Accuracy

High Accuracy Pocket pH Meter for Household, Pool & Aquarium - ±0.01 pH Accuracy

$40.4920.25

SpaGuard Balancer Bundle pH & Alkalinity Adjusters for Spas and Hot Tubs 1 Pack

SpaGuard Balancer Bundle pH & Alkalinity Adjusters for Spas and Hot Tubs 1 Pack

$39.9619.98

pH 4.01 & 7.0 Calibration Tablets Makes 4L Each, 50 easy use tablets EACH

pH 4.01 & 7.0 Calibration Tablets Makes 4L Each, 50 easy use tablets EACH

$32.4816.24

Robelle pH Lower - 6 Lbs

Robelle pH Lower - 6 Lbs

$34.9917.50

General Hydroponics pH Control Test Kit - GH 8 oz Up Down Adjustment Combo

General Hydroponics pH Control Test Kit - GH 8 oz Up Down Adjustment Combo

$20.9910.49

Seachem Neutral Regulator Adjust pH to 7.0 Removes Chlorine & Ammonia 50g

Seachem Neutral Regulator Adjust pH to 7.0 Removes Chlorine & Ammonia 50g

$6.993.50

SpaGuard pH Increaser 18 oz - 3 Pack

SpaGuard pH Increaser 18 oz - 3 Pack

$29.9714.98

Bluelab pH Calibration Solution - 250ml - Combo Pack of pH 4.0 & pH 7.0 Liquids

Bluelab pH Calibration Solution - 250ml - Combo Pack of pH 4.0 & pH 7.0 Liquids

$39.9519.98

Aquarium, API Proper pH Adjuster for Aquariums (pH 8.2 - 160 Gram Jar)

Aquarium, API Proper pH Adjuster for Aquariums (pH 8.2 - 160 Gram Jar)

$20.1410.07

Pool Mate pH Up Swimming Pool Water Chemistry Balance Chemical - 25 Lbs.

Pool Mate pH Up Swimming Pool Water Chemistry Balance Chemical - 25 Lbs.

$69.9934.99

6-in-1 Digital PH Soil Tester Water Moisture Temperature Test Humidity Meter

6-in-1 Digital PH Soil Tester Water Moisture Temperature Test Humidity Meter

$17.778.88

Adjustable Iris Aperture Diaphragm 0.5 inch with Holder PH1.5. TR2 BAS1 Assembly

Adjustable Iris Aperture Diaphragm 0.5 inch with Holder PH1.5. TR2 BAS1 Assembly

$45.0022.50

Spa Choice Increase pH Spa & Hot Tub Balance Chemical - 2 x 1 Lbs.

Spa Choice Increase pH Spa & Hot Tub Balance Chemical - 2 x 1 Lbs.

$34.9917.50

Emerald Harvest PH Up 1 Gallon

Emerald Harvest PH Up 1 Gallon

$45.0022.50

CYCO pH 4 Calibration Solution 1 Liter

CYCO pH 4 Calibration Solution 1 Liter

$19.699.85

Microbe Life Hydroponics pH Up Control Liquid, Premium Buffering 32 Ounces

Microbe Life Hydroponics pH Up Control Liquid, Premium Buffering 32 Ounces

$31.1115.55

Pool Mate pH Up Swimming Pool Water Chemistry Balance Chemical - 10 Lbs.

Pool Mate pH Up Swimming Pool Water Chemistry Balance Chemical - 10 Lbs.

$39.9920.00

6 lbs Granular Soil Acidifier - Natural pH Adjuster for Blueberries & Hydrangeas

6 lbs Granular Soil Acidifier - Natural pH Adjuster for Blueberries & Hydrangeas

$40.8420.42

Clear Spa 104° pH Plus Increaser 2lbs OREQ | CSSA002

Clear Spa 104° pH Plus Increaser 2lbs OREQ | CSSA002

$19.999.99

SpaGuard pH Increaser 18 oz - 2 Pack

SpaGuard pH Increaser 18 oz - 2 Pack

$24.9912.49

Calibrated Digital PH Tester for Accurate Drinking Water and Aquarium Monitoring

Calibrated Digital PH Tester for Accurate Drinking Water and Aquarium Monitoring

$15.977.99

KORDON #35324 pH Decrease Adjuster for Aquarium, 4-Ounce - Treats 700 Gal

KORDON #35324 pH Decrease Adjuster for Aquarium, 4-Ounce - Treats 700 Gal

$8.004.00

Greenway Biotech Dolomite Lime Powder 3 Pounds pH Adjuster for Plant Growth

Greenway Biotech Dolomite Lime Powder 3 Pounds pH Adjuster for Plant Growth

$30.1915.10

KORDON #35314 pH Increase Adjuster for Aquarium, 4-Ounce - Treats 700 Gal

KORDON #35314 pH Increase Adjuster for Aquarium, 4-Ounce - Treats 700 Gal

$8.004.00

4 in 1 PH Tester Soil Water Moisture Light Test Meter for Garden Plant Seeding

4 in 1 PH Tester Soil Water Moisture Light Test Meter for Garden Plant Seeding

$34.9917.50

Leisure Time pH Balance Plus 3lb Rebalance pH Levels in Hot Tub & Spa Water 3pk

Leisure Time pH Balance Plus 3lb Rebalance pH Levels in Hot Tub & Spa Water 3pk

$75.4437.72

Swimming Pool Ph Down, Lowers Ph, Protects against Eye and Skin Irritation, 5LB

Swimming Pool Ph Down, Lowers Ph, Protects against Eye and Skin Irritation, 5LB

$12.996.50

Nectar For The Gods Hades Down - Gallon

Nectar For The Gods Hades Down - Gallon

$68.9934.49

Pool Mate pH Stabilizer - 2 Quarts

Pool Mate pH Stabilizer - 2 Quarts

$54.9927.50

Portable Digital pH Tester with Calibration – Ensure Safe Drinking Water & Pools

Portable Digital pH Tester with Calibration – Ensure Safe Drinking Water & Pools

$18.789.39

Athena Grow A 5 Gallon - FREE DELIVERY!!

Athena Grow A 5 Gallon - FREE DELIVERY!!

$150.0075.00

Aquarium, API pH Test & Adjuster Kit (250 Tests)

Aquarium, API pH Test & Adjuster Kit (250 Tests)

$21.4110.71

API pH Up 16oz Increase Freshwater Aquarium pH Safe for Plants and Fish

API pH Up 16oz Increase Freshwater Aquarium pH Safe for Plants and Fish

$40.2020.10

Solar Pool Chlorine Floater and Digital pH Tester Adjustable Pool Chlorine Fl...

Solar Pool Chlorine Floater and Digital pH Tester Adjustable Pool Chlorine Fl...

$60.8430.42

Marinium pH Plus PH Adjuster for Marine Fish Corals Sea Anemone Balance pH 250ml

Marinium pH Plus PH Adjuster for Marine Fish Corals Sea Anemone Balance pH 250ml

$21.6010.80

Pool Mate pH Control - 4 Quarts

Pool Mate pH Control - 4 Quarts

$89.9944.99

TrolMaster Aqua-X Reservoir pH Sensor PPH-1

TrolMaster Aqua-X Reservoir pH Sensor PPH-1

$60.0030.00

Wera 350 PH Screwdriver PH 2 x 100mm

Wera 350 PH Screwdriver PH 2 x 100mm

$15.017.50

Wera 350 PH Screwdriver PH 2 x 100mm

Wera 350 PH Screwdriver PH 2 x 100mm

$14.327.16

2 Proteam pH Increaser - 1 lb

2 Proteam pH Increaser - 1 lb

$26.1013.05

Professional pH Up + Down Control Kit for Optimal Nutrient Uptake (Two 1/2 Pi...

Professional pH Up + Down Control Kit for Optimal Nutrient Uptake (Two 1/2 Pi...

$29.1714.59

Puri Tech Chemicals pH Plus 10 lb Resealable Bag for Pools & Spas Increases pH

Puri Tech Chemicals pH Plus 10 lb Resealable Bag for Pools & Spas Increases pH

$26.9913.49

Kordon pH Increase Aquarium Water Treatment 16oz Raises pH Fresh Saltwater

Kordon pH Increase Aquarium Water Treatment 16oz Raises pH Fresh Saltwater

$14.797.39

Metering Pump for Precise Adjustment of Industrial Wastewater PH Levels

Metering Pump for Precise Adjustment of Industrial Wastewater PH Levels

$194.9097.45

Patriot Hitches - Adjustable 2.0" OR 2.5” Tri-Ball Pintle Hitch - 30K - WHITE

Patriot Hitches - Adjustable 2.0" OR 2.5” Tri-Ball Pintle Hitch - 30K - WHITE

$299.00149.50