Copper Dioxide(1)
Uses item details. Price when purchased online
Copper Sulfate Crystals (Fine Crystals) 5 Pounds - Not for Human Consumption $25.95

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$2595
current price $25.95Copper Sulfate Crystals (Fine Crystals) 5 Pounds - Not for Human Consumption
15 out of 5 Stars. 1 reviews
Other options to consider(60)
Best seller Bonide Captain Jack's 16 oz Liquid Copper Fungicide Ready-to-Use Spray for Organic Gardening $5.66 35.4 ¢/fl oz

$566
current price $5.6635.4 ¢/fl oz
Bonide Captain Jack's 16 oz Liquid Copper Fungicide Ready-to-Use Spray for Organic Gardening
6534.4 out of 5 Stars. 653 reviews
Liquid Copper Fungicide - Prevents Plant Disease Caused by Bacteria and Fungi - 8 fl oz Bottle by Southern Ag From $14.15

3 options
Available in additional 3 optionsFrom$1415
Liquid Copper Fungicide - Prevents Plant Disease Caused by Bacteria and Fungi - 8 fl oz Bottle by Southern Ag
664.5 out of 5 Stars. 66 reviews
Southern Ag. Liquid Copper Concentrated Liquid Fungicide 8 oz. $18.94

$1894
current price $18.94Southern Ag. Liquid Copper Concentrated Liquid Fungicide 8 oz.
234.8 out of 5 Stars. 23 reviews
In The Swim Super Algaecide For Above Ground or Inground Swimming Pools – Low Odor, Non-Foaming Preventative for Yellow/Mustard Algae in Swimming Pools - 7.1% Chelated Copper – 1 Quart F055001012AE From $19.99

2 options
Available in additional 2 optionsFrom$1999
In The Swim Super Algaecide For Above Ground or Inground Swimming Pools – Low Odor, Non-Foaming Preventative for Yellow/Mustard Algae in Swimming Pools - 7.1% Chelated Copper – 1 Quart F055001012AE
1604.7 out of 5 Stars. 160 reviews
API Water EZP05 E-Z Pool - 5 lbs - 8 Per Case $66.49

$6649
current price $66.49API Water EZP05 E-Z Pool - 5 lbs - 8 Per Case
73.9 out of 5 Stars. 7 reviews
Cutrine Plus Algaecide $49.88

$4988
current price $49.88Cutrine Plus Algaecide
74.9 out of 5 Stars. 7 reviews
<p>HAVILAND CONSUMER C005508-CS77C2 5lb Stain Drop #3 Copper Oxidizer 8 per Case</p> $49.58

$4958
current price $49.58HAVILAND CONSUMER C005508-CS77C2 5lb Stain Drop #3 Copper Oxidizer 8 per Case
Unearthed 99.1% Pure Copper Sulfate Fine Crystals, 50 lbs - Essential Mineral Supplement for Flock Health, Ideal for All Flocks & Livestock, Versatile for Use as Copper Powder or Solution $184.99

$18499
current price $184.99Unearthed 99.1% Pure Copper Sulfate Fine Crystals, 50 lbs - Essential Mineral Supplement for Flock Health, Ideal for All Flocks & Livestock, Versatile for Use as Copper Powder or Solution
15 out of 5 Stars. 1 reviews
HTH Stain & Scale Preventer - Liquid, 28 fl oz - Swimming Pool, Swimming Pool Stain Remover, Prevents and Removes Metals and Scale $17.33 Was $25.38 54.2 ¢/oz

Now$1733
current price Now $17.33, Was $25.38$25.38
54.2 ¢/oz
HTH Stain & Scale Preventer - Liquid, 28 fl oz - Swimming Pool, Swimming Pool Stain Remover, Prevents and Removes Metals and Scale
574.6 out of 5 Stars. 57 reviews
Bonide 814 Copper Fungicide, 1 Quart

Bonide 814 Copper Fungicide, 1 Quart
904.6 out of 5 Stars. 90 reviews
Best seller Clorox Pool&Spa Scale, Metal and Stain Control for Swimming Pools, 32 oz Liquid Swimming Pool Stain Remover From $15.97

2 options
Available in additional 2 optionsFrom$1597
Clorox Pool&Spa Scale, Metal and Stain Control for Swimming Pools, 32 oz Liquid Swimming Pool Stain Remover
7994.5 out of 5 Stars. 799 reviews
HTH Metal & Stain Defense Liquid Pool Chemical, Stain Preventer, For All Pool Types, 1 Qt $25.91

$2591
current price $25.91HTH Metal & Stain Defense Liquid Pool Chemical, Stain Preventer, For All Pool Types, 1 Qt
134.5 out of 5 Stars. 13 reviews
In The Swim Stain Away For Above Ground and Inground Swimming Pools - Removes Mineral Stains From Iron, Copper, and Magnesium in Swimming Pools - 1 Quart F065001012AE From $24.99

3 options
Available in additional 3 optionsFrom$2499
In The Swim Stain Away For Above Ground and Inground Swimming Pools - Removes Mineral Stains From Iron, Copper, and Magnesium in Swimming Pools - 1 Quart F065001012AE
424.3 out of 5 Stars. 42 reviews
Grotto Flowable Liquid Copper Fungicide/Bactericide - OMRI Listed - 128 fl oz Jug by OHP $152.99

$15299
current price $152.99Grotto Flowable Liquid Copper Fungicide/Bactericide - OMRI Listed - 128 fl oz Jug by OHP
BioGuard Pool Magnet Plus (1 qt) (2 Pack)

BioGuard Pool Magnet Plus (1 qt) (2 Pack)
15 out of 5 Stars. 1 reviews
PoolRx+ Yellow/White 6-Month Swimming Pool & Spa Mineral Algaecide, 1 Tablet Treats 100-400 Gallons From $14.74

2 options
Available in additional 2 optionsFrom$1474
PoolRx+ Yellow/White 6-Month Swimming Pool & Spa Mineral Algaecide, 1 Tablet Treats 100-400 Gallons
784.4 out of 5 Stars. 78 reviews
Copper Sulfate Fine Crystals - 10Lb Bag From $45.50

4 options
Available in additional 4 optionsFrom$4550
Copper Sulfate Fine Crystals - 10Lb Bag
704.9 out of 5 Stars. 70 reviews
Bonide 1 qt. Brown Copper Fungicide $38.08

$3808
current price $38.08Bonide 1 qt. Brown Copper Fungicide
Best seller Miracle-Gro Indoor Plant Food for Tropicals, Liquid Plant Food, 8 fl. oz. $6.47 80.9 ¢/oz

$647
current price $6.4780.9 ¢/oz
Miracle-Gro Indoor Plant Food for Tropicals, Liquid Plant Food, 8 fl. oz.
1294.8 out of 5 Stars. 129 reviews
AquaDoc Pool & Spa Stain and Scale Control for Hot Tubs - 64oz - Pool Stain Remover that Helps Prevent & Remove Calcium, Iron, Copper & Rust Buildup - Made in USA $33.99 Was $39.99

Now$3399
current price Now $33.99, Was $39.99$39.99
AquaDoc Pool & Spa Stain and Scale Control for Hot Tubs - 64oz - Pool Stain Remover that Helps Prevent & Remove Calcium, Iron, Copper & Rust Buildup - Made in USA
33.7 out of 5 Stars. 3 reviews
In The Swim Black Algaecide – Eradicates Black Algae in Swimming Pools - Copper Sulfate Pentahydrate - 1 Quart F050001012AE From $24.99

From$2499
In The Swim Black Algaecide – Eradicates Black Algae in Swimming Pools - Copper Sulfate Pentahydrate - 1 Quart F050001012AE
474.1 out of 5 Stars. 47 reviews
Ferti-lome Copper Fungicide RTU Spray - Helps To Prevent Many Plant Diseases - OMRI Listed 32 fl oz by VPG $21.49

$2149
current price $21.49Ferti-lome Copper Fungicide RTU Spray - Helps To Prevent Many Plant Diseases - OMRI Listed 32 fl oz by VPG
15 out of 5 Stars. 1 reviews
EYAEYAO 8 oz Industrial Grade Copper Sulfate Crystals, Blue Vitriol for Pond Maintenance, Plant Care, Agriculture & Water Treatment

EYAEYAO 8 oz Industrial Grade Copper Sulfate Crystals, Blue Vitriol for Pond Maintenance, Plant Care, Agriculture & Water Treatment
Dibbs Seed Copper Sulfate Powder Fertilizers, 1lb. with Pest control $17.77

$1777
current price $17.77Dibbs Seed Copper Sulfate Powder Fertilizers, 1lb. with Pest control
114.4 out of 5 Stars. 11 reviews
Kocide 3000-O Copper Fungicide/Bactericide - OMRI Listed - 4 lb Bag by Certis Biologicals $41.01

$4101
current price $41.01Kocide 3000-O Copper Fungicide/Bactericide - OMRI Listed - 4 lb Bag by Certis Biologicals
25 out of 5 Stars. 2 reviews
PoolRx+ Black/White 6-Month Swimming Pool Algaecide, 1 Tablet Treats 20k-30k Gallons Pool Algae Control Was $82.99

PoolRx+ Black/White 6-Month Swimming Pool Algaecide, 1 Tablet Treats 20k-30k Gallons Pool Algae Control
534.6 out of 5 Stars. 53 reviews
Copper Sulfate Large Crystals - 50Lb Bag

4 options
Available in additional 4 optionsCopper Sulfate Large Crystals - 50Lb Bag
54.2 out of 5 Stars. 5 reviews
Dibbs Seed Copper Sulfate Powder Pentahydrate Fertilizers 5 Lbs $26.50

$2650
current price $26.50Dibbs Seed Copper Sulfate Powder Pentahydrate Fertilizers 5 Lbs
414.7 out of 5 Stars. 41 reviews
Supply Solutions 10-10-10 Complete Lawn & Garden Granular Fertilizer with Micronutrients Balanced NPK Plant Food for Soil Health, Blooms & Roots Safe for Vegetables, Fruits, Lawns (10lbs) $28.79

$2879
current price $28.79Supply Solutions 10-10-10 Complete Lawn & Garden Granular Fertilizer with Micronutrients Balanced NPK Plant Food for Soil Health, Blooms & Roots Safe for Vegetables, Fruits, Lawns (10lbs)
174.4 out of 5 Stars. 17 reviews
Doheny’s Super Algaecide Plus Pool Algaecide, 7.1% Chelated Copper Formula, Effective Against Most Algae Types, Non-Foaming No-Clouding Treatment, Safe to Swim After Use, 40 oz Bottle From $19.61

3 options
Available in additional 3 optionsFrom$1961
Doheny’s Super Algaecide Plus Pool Algaecide, 7.1% Chelated Copper Formula, Effective Against Most Algae Types, Non-Foaming No-Clouding Treatment, Safe to Swim After Use, 40 oz Bottle
3634.7 out of 5 Stars. 363 reviews
Copper Sulfate Crystals, 99.9% Pure 16 oz Copper Sulfate Powder, Cupric Sulfate, Pentahydrate Crystals, Reagent, Blue Vitriol for Roofs, Pools, Sidewalks (16 oz) $36.99

$3699
current price $36.99Copper Sulfate Crystals, 99.9% Pure 16 oz Copper Sulfate Powder, Cupric Sulfate, Pentahydrate Crystals, Reagent, Blue Vitriol for Roofs, Pools, Sidewalks (16 oz)
Copper Pool Algaecide for Swimming Pools - 64 oz - 90 Day Algaecide for Inground & Above Ground Pools, Helps Prevent & Remove Green, Mustard, Blue, Black Algae - AquaDoc $59.99 Was $71.99

Now$5999
current price Now $59.99, Was $71.99$71.99
Copper Pool Algaecide for Swimming Pools - 64 oz - 90 Day Algaecide for Inground & Above Ground Pools, Helps Prevent & Remove Green, Mustard, Blue, Black Algae - AquaDoc
144.7 out of 5 Stars. 14 reviews
PoolRx+ Blue/White Booster 6-Month Swimming Pool Algaecide, 1 Booster Tablet Treats 7.5k-20k Gallons From $36.96

2 options
Available in additional 2 optionsFrom$3696
PoolRx+ Blue/White Booster 6-Month Swimming Pool Algaecide, 1 Booster Tablet Treats 7.5k-20k Gallons
324.3 out of 5 Stars. 32 reviews
Copper Pool Algaecide for Swimming Pools - 128 oz - 90 Day Algaecide for Inground & Above Ground Pools, Helps Prevent & Remove Green, Mustard, Blue, Black Algae - AquaDoc $84.99

$8499
current price $84.99Copper Pool Algaecide for Swimming Pools - 128 oz - 90 Day Algaecide for Inground & Above Ground Pools, Helps Prevent & Remove Green, Mustard, Blue, Black Algae - AquaDoc
84.8 out of 5 Stars. 8 reviews
Copper Sulfate Fine Crystals - 25Lb bag From $100.00

4 options
Available in additional 4 optionsFrom$10000
Copper Sulfate Fine Crystals - 25Lb bag
105 out of 5 Stars. 10 reviews
Copper Sulfate Mini Crystals - 2.5lb Jar $30.00

$3000
current price $30.00Copper Sulfate Mini Crystals - 2.5lb Jar
Monterey 32 oz Liquid Copper Fungicide $36.34

$3634
current price $36.34Monterey 32 oz Liquid Copper Fungicide
Lilly Miller Corrys Moss B Ware 4lb $19.97 $4.99/lb

$1997
current price $19.97$4.99/lb
Lilly Miller Corrys Moss B Ware 4lb
213.8 out of 5 Stars. 21 reviews
Werqueid Copper Sulfate Granular Crystals, 1 Pound $24.95

$2495
current price $24.95